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Author Question: Calculate the percent ionization of nitrous acid in a solution that is 0.260 M in nitrous acid. The ... (Read 79 times)

lunatika

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on: Aug 27, 2018
Calculate the percent ionization of nitrous acid in a solution that is 0.260 M in nitrous acid. The acid dissociation constant of nitrous acid is 4.50  10-4.
 
  A) 1.17  10-4
  B) 0.0450
  C) 4.16
  D) 0.314
  E) 5.78

Question 2

The initial concentration of reactant in a first-order reaction is 0.27 M. The rate constant for the reaction is 0.75 s-1. What is the concentration (mol/L) of reactant after 1.8 s?
 
  A) 6.0
  B) 1.7
  C) 0.070
  D) 0.012
  E) 1.0
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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cclemon1

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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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lunatika

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Reply 2 on: Aug 27, 2018
Excellent

diana chang

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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