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Author Question: The de Broglie wavelength of a particle is given by ________. A) h + mv B) hmv C) h/mv D) mv/c ... (Read 80 times)

sdfghj

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on: Aug 27, 2018
The de Broglie wavelength of a particle is given by ________.
 
  A) h + mv
  B) hmv
  C) h/mv
  D) mv/c
  E) mv

Question 2

The oxidation state of sulfur in the SO3 molecule is ________.
 
  A) +6
  B) +2
  C) -2
  D) +4
  E) 0

Question 3

Coal gasification can be represented by the equation: 2 C(s) + 2 H2O(g)  CH4(g) + CO2(g) H = ?
 
  Use the following information to find H for the reaction above.
  CO(g) + H2(g)  C(s) + H2O(g) H = -131 kJ
  CO(g) + H2O(g)  CO2(g) + H2(g) H = -41 kJ
  CO(g) + 3 H2(g)  CH4(g) + H2O(g) H = -206 kJ
  A) 15 kJ
  B) 116 kJ
  C) -116 kJ
  D) -372 kJ

Question 4

The kinetic-molecular theory predicts that pressure rises as the temperature of a gas increases because ________.
 
  A) the average kinetic energy of the gas molecules decreases
  B) the gas molecules collide more frequently with the wall
  C) the gas molecules collide less frequently with the wall
  D) the gas molecules collide more energetically with the wall
  E) both the gas molecules collide more frequently with the wall and the gas molecules collide more energetically with the wall
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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jazzlynnnnn

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Reply #1 on: Aug 27, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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sdfghj

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Reply #2 on: Aug 27, 2018
Thanks


jazzlynnnnn

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Reply #3 on: Aug 27, 2018
Welcome :)


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