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fuckyeahgoodomens · 11 months
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Oooh a new Good Omens behind the scenes video! :)😍❤
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Also at the end of the video: :D Ineffable recommendation :D
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snowfall-runewriter · 2 years
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Kettle: guys i'm scared Script: good Moss: good Snow: good Mel: should I be concerned?
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Zero Group Elements
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Characteristics:
All non-metals
Have full outermost energy level making them very stable and unreactive.
Colorless, odorless gases at room temp
Outer most config. is ns²sp⁶ (except Helium - 1s²)
Called noble gases since they have no tendency to lose/gain electrons because of completely filled outer shell. Therefore they usually under normal conditions do not participate in chemical reactions, they are inert.
At STP, all are gases.
Oxides of Xenon
1) XeO3 - Xenon trioxide
Preparation:
i) Hydrolysis of XeF4 or XeF6: XeF6 + 3H2O -> XeO3 + 6HF
ii) From XeO2F2: XeO2F2 + H2O -> XeO3 + 2HF
Properties:
i) XeO3 + water -> weakly acidic sol: XeO3 + 3H2O -> H⁺ + H5XeO6⁻ (Xenic acid)
ii) Undergoes complete hydrolysis with alkali to produce perxenates: 2XeO3 + 4NaOH + 6H2O -> Xe + O2 +Na4XeO6.8H2O
iii) Strong oxidizing agent: XeO3 + 6KI + 6HCl -> Xe + 3I2 + 6KCl + 3H2O
Structure:
Hybridization: sp³
3 bond pairs + 1 lone pair = 4 CN
Geometry: pyramidal
O.S. of Xenon: +6
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2) XeO4 - Xenon tetra oxide
Prep.
By the action of conc. H2SO4 on sodium or barium xenate at room temp: Na4XeO6 + 2H2SO4 -> XeO4 + 2Na2SO4 + 2H2O
Prop.
Is it very unstable, decomposes to form xenon and oxygen.
Structure
Hybridization: sp³
4 bond pairs = 4 CN
4 pi bonds formed by 4 unpaired electrons in d-orbital
Geometry: tetrahedral
O.S. of Xe: +8
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Fluorides of Xenon
1) XeF2 - Xenon difluoride
prep
i) in a Ni vessel at 400*C at 1 atm: Xe + F2 -> XeF2
ii) With electric discharge: Xe + F2 -> XeF2
prop
Hydrolysis: 2XeF2 + 2H2O -> 2Xe + 4HF +O2
On heating: 2XeF2 -> XeF4 + Xe
On reduction: XeF2 +H2 -> Xe + 2HF
Structure
Hybridization: sp³d
2 bond pairs + 3 lone pairs = 5 CN
Geometry: linear
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2) XeF4 - Xenon tetrafluoride
prep
Xenon and fluorine at 400*C and 5-6 atm: Xe +2F2 -> XeF4
prop
Oxidization: XeF4 + 2H2 -> Xe + 4HF
Heating: 3XeF4 -> 2XeF6
Hydration: 6XeF4 +12H2O -> 2XeO3 + 4Xe + 2HF + 3O2
structure
Hybridization: sp³d²
4 bond pairs + 2 lone pairs = 6 CN
Geometry: Square planar
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3) XeF6 - Xenon hexafluoride
prep
i) xenon+fluorine at 250-300*C under 50-60atm: Xe +3F2 -> XeF6
ii) Oxidation of XeF4 with O2F2: XeF4 + O2F2 -> XeF6 + O2
prop
With HF: XeF6 + HF -> XeHF6
With H2: XeF6 + 3H2 -> Xe + 6HF
With H2O: XeF6 + H2O -> XeOF4 + 2HF, XeF6 + 3H2O -> XeO3 + 2HF
structure
Hybridization: sp³d³
6 bond pairs + 1 lone pair = 7 CN
Geometry: Distorted octahedron
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Oxyfluorides
XeOF4 - Xenon Oxytetrafluroide
Preparation
i) On hydrolysis of XeF6: XeF6 + H2O -> XeOF4 + 2HF
ii) By the action of XeF6 on SiO2: 2XeF6 + SiO2 -> XeOF4 + SiF4
Properties
Colorless solid, melting point of -46*C
Reduced by H to Xe: XeOF4 + 3H2 -> Xe + H2O +4HF
Structure
Hybridization: sp³d²
5 bond pairs + 1 lone pair = 6 CN
Geometry: Square pyramidal
Has one pi bond with oxygen atom
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miss-ssmm · 3 years
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3i2 .New .adult .game 1 993 673 .girls .online
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spaceandisronews · 5 years
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Long March-3B Successfully Launches Beidou-3I2 IGSO-2 satellite for global navigation system
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Primera carta para Jen
Epistemología
 Estimada Jenifer,
 Te escribo para contarte muchas cosas. En la clase de Diseño de Filosofía y ética aprendimos de una palabra que nunca había escuchado. Al principio sentí que sólo yo no tenía idea de qué quería decir, lo cual me hizo sentir ignorante. Cada alumno tenía que preguntar a sus familiares y amigos si tenían idea qué significaba esa palabra. Para mi tranquilidad, me dí cuenta que todos estábamos igual de perdidos.
 Epistemología es la rama de la Filosofía cuyo objeto de estudio es el conocimiento, estableciendo en qué consiste, su origen, su límite y el método que lo proporciona.
 La epistemología se divide o clasifica en distintas ramas:
§  Ética de la ciencia.
§  Ontología de la ciencia.
§  Lógica de la ciencia.
§  Semántica de la ciencia.
§  Teoría del conocimiento científico.
 Se encarga de realizar los estudios del origen y la forma en que se le da validez al conocimiento de las ciencias. Es a raíz de lo anterior que también se la denomina como teoría del conocimiento científico.
De esta manera se comprende que es una rama de la filosofía que asume la labor de estudiar y analizar los saberes, los métodos, los fundamentos, incluso analiza el origen de las teorías, pensamientos y hasta en algunos casos puntuales como surgen.
Es muy interesante ponerte a pensar realmente qué es una  verdad, una certeza, cuando podemos hablar de una evidencia o un error.
El conocimiento humano se genera con la  suma de la experiencia y la razón, lo que vives  y lo que piensas.  La experiencia nos  da  datos, elementos materiales,  sensaciones. La razón estructura estos datos, las hace inteligibles, las  interpreta. Razón y experiencia se suman y nos dan el conocimiento.
Para Kant, cada persona interpreta lo vive según su experiencia, por  eso no conocemos las cosas como son, vemos las cosas como somos.
Nos planteamos en clase la pregunta: ¿cómo saber cuando ha terminado un ciclo?
Pensamos que como cada quien tiene una experiencia y una percepción diferente, si queremos tener un juicio más científico, tendríamos que poner un límite cuantificable. El ciclo se terminará cuando tengamos ganancias semanales menores a 5 pesos, por ejemplo, o cuando llevemos 10 meses sin ganancias. Estos límites numéricos dejan fuera las percepciones que pueden variar mucho entre uno y otro.
 Según Kant, cada quien tiene una experiencia a priori que le hará determinar cuando se ha cerrado un ciclo.
 "Vemos las cosas, no como son, sino como somos nosotros" Kant
Entonces Jenifer te planteo la pregunta: ¿Qué puedes hacer para seguir con un ciclo?
Espero que te encuentres bien y espero con ansias tu respuesta.
Alejandra Díaz
   Bibliografía
1. http://www.xtec.cat/~lvallmaj/passeig/kant/kant-3i2.htm
2. https://www.estudioteca.net/filosofia-y-etica/aristoteles-ontologia-epistemologia-antropologia-y-politica/
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hoctracnghiem · 2 years
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Cho 0,6 mol KI tác dụng hết với dung dịch K2Cr2O7 trong H2SO4 thì thu được một đơn chất.
Câu hỏi: Cho 0,6 mol KI tác dụng hết với dung dịch K2Cr2O7 trong axit sunfuric thì thu được một đơn chất. Tính số mol của đơn chất này. A. 0,3                      B. 0,4           C. 0,5                         D. 0,6 Lời giải tham khảo: Đáp án đúng: A 6KI + K2Cr2O7 + 7H2SO4 → Cr2(SO4)3 + 4K2SO4 + 3I2 + 7H2O => nI2=nKI […] from Học trắc nghiệm Hoc Trac nghiem
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fuckyeahgoodomens · 11 months
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The prime shared one big pic in pieces on twitter! :) I put it together as pic and as gif :). (with corrected Vive la révolution (there was Viva: Vive is French, Viva is Spanish :))))
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dykendireckt · 2 years
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i need CHIPS rn rn rnr nr ri3 pi13h 3i2
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alpaca1 · 2 years
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イヤホンとかヘッドホンってどうやって選べばいいの?
1: 以下、5ちゃんねるからVIPがお送りします 2022/02/26(土) 15:05:20.805 ID:3i2/+1Cw0 最終的に試聴するとしてスペックだけ見てある程度候補を絞りたいんだけど 続きを読む Source: 汎用型自作PCまとめ
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gtheketounicorn · 4 years
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I just added this listing on Poshmark: Florsheim Erickson Oxford Shoes Burgundy Wingtip.
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fabulessdeal · 4 years
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Power and Torque in Induction Motors
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Hello,fellows, i hope all of you are having fun in your life. In today’s tutorial, we will discuss Power and Torque in Induction Motors . As the induction motors are self-started motors, their power (P) and torque (t) relations are significantly dissimilar from the associations in the synchronous motor.  As we discussed induction motor is also known as the revolving transformer. Its input supply is a 3-ø scheme of current (I) and voltage (V). In case of normal transformer, the yield is electrical power gained from the secondary part of transformer. But in case of motor secondary part (wingdings) or (rotor) is short circuit at its ends point so its not possible to get output in shape of electrical power, but it output is mechanical power. In today’s post we will have a look at how torque induced in the induction motor and its relationship with the power of the motor. So let’s get started with Power and Torque in Induction Motors. Power and Torque in Induction Motors The input supply (Pin) provided to the induction motor is in form of 3-ø currents (I) and voltages (V). After supplying input to the stator of motor we have to face some losses in power at the stator which known as copper losses or I2R losses. Some part of input power also lost in shape of hysteresis loss and eddy current in the stating part of motor. The residual power will have transported to the rotor of the motor crossing the air gap among the stating part (stator) and rotating portion (rotor). This power is named as the air-gap power (PAG) of the motor. The remaining power which transported to the rotor after removal of copper losses I2R is converted to the mechanical power at rotor. After this power loss due to friction, windage loss (PF&W) and due to stray losses (Pmisc) the remaining power we get at output is called output power of motor (Pout). In power flow diagram at that point core losses are mentioned, normally they are not mention at that point. For of the features of core losses, where they are noted for in the motor is slightly random. These losses (core losses) of motor are exists half at stator part and half at rotor side. Meanwhile an induction motor generally works at a speed nearly synchronous speed (nsync), the comparative rotation of the fields above the rotor casing is rather sluggish, and the rotor core losses are small associated to the core losses at stating part of rotor. As the main portion of the core losses (I2R) obtained from the stating part of motor, due to this cause core losses are pointed at that location in the power diagram. This type of loss was denoted by Rc in correspondent (equivalent) circuit of motor, this circuit already we have studied in last tutorial about  induction motor equivalent circuit. If core losses (I2R) are only assumed by a no (X watt) in its place of as a circuitry component they are frequently took with the mechanical losses and deducted at the location on the figure where the mechanical losses are situated. The other losses which are stray, windage, and fraction are depend on the speed of motor, larger the speed greater these losses. But if the motor speed almost equal or approaches the synchronous speed then core losses will have less value. So, these 3 classes of losses are occasionally taking together and named as rotational losses. The entire rotating losses of a motor are frequently measured to be continuous (constant) with altering speed, meanwhile the constituent losses alteration in conflicting directions with an alteration in speed.
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Power and Torque Equations of Induction Motor First, we discuss power equations of rotor. Power Equation of Induction Motor If we study per phase equivalent circuit of induction motor, then we can use it to find the torque and power calculations to understand the operation of motor. The value of input current (I) to a phase (ø) of the motor can be create by divides the input voltage (V) entire equal impedance (Z). I1 = Vø /Zeq Zeq = R1+Jx1 + 1/ (Gc -JBM + (1/(V2/s + Jx2) ) So, the stator (I2R) copper losses (PSCL), the core losses, and the rotor (I2R) copper losses can be calculated. The stator losses (I2R) in the 3-ø are specified below. (PSCL)= 3I1R1 The core losses are defined as. Pcore = 3E2 Gc The air gap is denoted as. PAG = Pin - (PSCL)- Pcore If we observe at the corresponding (equivalent) circuitry of the rotor. The component in the circuitry where the air-gap (PAG) power can be spent is in the resistance R2/S. So, the air-gap power (PAG) can also be given as. (PAG) = 3I22 (R2/s) ------(A) The real resistive power losses in the rotor circuitry are assumed by the equation. PRCL = 3I2 R x RR As the power is unaffected when denoted (referred) to a perfect (ideal) transformer, the rotor copper losses (PRCL) can also be stated as PRCL =3I2 2 x R2 ---(B) When all losses that exits in motor like PSCL , core losses, copper losses at rotor are eliminated from the input supplied power the residual power is transformed from electrical to mechanical power. This converted power can be defined as. PCONV = PAG-PRCL = (3I2 2 x R2 /s) – (3I2 2 x RR) = 3I2 2 R2 (1/s - 1) From equation A and B, we can see that the that the rotor copper losses (PRCL) are equivalent to the air-gap power (PAG) multiply with the slip (S). PRCL = sPAG From this equation we can see that rotor copper losses are directly proportion to the slip of motor. If rotor is not moving then the slip value will be one, then the PAG completely spent in the rotor. It is reasonable if rotor is not moving the Pout will be 0. As we discussed earlier that. PCONV = PAG-PRCL It will provide additional association among the air-gap power (PAG) and the Pconv from electrical to mechanical. PCONV = PAG-PRCL Putting the value of PRCL in above equation. PCONV = PAG- sPAG PCONV = (1-s)PAG If we know the value of friction, stray and windage losses then the desired output power of motor can be defined as. Pout = Pconv- PF&W - Pmisc Pout is the output power of motor which we obtained after removal of different losses that exits in the three-phase induction motor.
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Torque in Induction Motor Induced torque Tind in a motor explained as the torque produced by the interior electrical to mechanical power transformations. This torque (t) varies from the torque actually obtainable at the points (terminals) of the motor by a quantity identical to the friction and windage torques in the motor. The value of torque is defined as. tind = Pconv /wm This torque is known as the induced torque in the motor. The above given equation of torque can also be defined in shape of slip and power air gap losses. tind = (1-s)PAG / (1-s)wsync This equation is particularly very valuable as It explains the induced torque (tind) in form of air-gap power (PAG) and synchronous speed (Wsync), which does not fluctuate. An information of (PAG) consequently straight harvests tind. Separation of PRCL and Pconv in Equivalent Circuit of Induction Motor As we have discussed that the power coming from the (PAG) some is lost in rotor copper (PRCL) and remaining is converted into the mechanical power output. It is likely to discrete the 2 parts of the air-gap power (PAG) and to designate them distinctly on the motor circuitry. (PAG) = 3I22 (R2/s) PRCL = 3I2 R x RR These 2 given equations provide expressions for air-gap power losses and rotor copper loss. The air-gap power (PAG) is the power which will be spent in a resistance of value R2/s. Whereas the rotor copper loss (PRCL) is the power which will be spent in a resistance of value (R). The alteration among them is (Pconv) which should be the power spent in a form of resistance. Rconv = (R2/S) – R2 = R2(1/s -1) Per-ø correspondent circuitry with the rotor copper losses (PRCL) and the power transformed to mechanical parted into separate components is revealed in diagram.
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It is the complete article on the power and torque of induction motor, i have described equation and related terms of the power and torque. If you have any question ask it in comments. See you in next tutorial Induction Motor Torque-Speed Characteristics. . Read the full article
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jasonblossomsghost · 7 years
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like sometims i think i m fking mental illnes shit but im 3i2% manic rn and fuck i need a therapist my mind isNYOOming
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fuckyeahgoodomens · 3 years
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chnuru · 7 years
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【画像あり】ヒロアカ作者、読者に指摘された部分を単行本で訂正するも訂正前より酷くなるwwwwwwwwwww
1: 以下、\(^o^)/でVIPがお送りします 2017/02/03(金) 13:31:07.798 ID:3I2/OVI50.net  訂正前 読者「ガンというよりガガンって何?」 ↓ ヒロアカ作者 ↓ 本日発売 単行本 訂正 ヒロアカ作者「これで大丈夫なはず!!」 ↓ 読者 「瞬間二撃ってなんやwwwww訂正前より酷いwwwww」 2: 以下、\(^o^)/でVIPがお送りします 2017/02/03(金) 13:32:06.988 ID:HJYYRdzF0.net 二重の極みじゃん 3: 以下、\(^o^)/でVIPがお送りします 2017/02/03(金) 13:32:10.801 ID:C/bTZyVQ0.net 二重の極み? 4: 以下、\(^o^)/でVIPがお送りします 2017/02/03(金) 13:32:17.595 ID:XzveaVtWd.net…
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