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Author Question: On a phase diagram, the critical pressure is ________. A) the pressure required to melt a solid ... (Read 82 times)

abarnes

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on: Aug 27, 2018
On a phase diagram, the critical pressure is ________.
 
  A) the pressure required to melt a solid
  B) the pressure below which a substance is a solid at all temperatures
  C) the pressure above which a substance is a liquid at all temperatures
  D) the pressure at which a liquid changes to a gas
  E) the pressure required to liquefy a gas at its critical temperature

Question 2

The rate constant for a particular zero-order reaction is 0.075 M s-1. If the initial concentration of reactant is 0.537 M it takes ________ s for the concentration to decrease to 0.100 M.
 
  A) 5.8
  B) -5.8
  C) -0.047
  D) 7.2
  E) 0.040
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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aadams68

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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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abarnes

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


aadams68

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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