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Author Question: Combustion analysis of an unknown compound containing only carbon and hydrogen produced 0.2845 g of ... (Read 99 times)

LaDunn

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on: Aug 27, 2018
Combustion analysis of an unknown compound containing only carbon and hydrogen produced 0.2845 g of CO2 and 0.1451 g of H2O. What is the empirical formula of the compound?
 
  A) CH2
  B) C2H5
  C) C4H10
  D) C5H2

Question 2

Calculate the freezing point of a 0.09500 m aqueous solution of glucose. The molal freezing-point-depression constant of water is 1.86 C/m.
 
  A) 0.0475
  B) 0.106
  C) -0.0562
  D) -0.177
  E) -0.354
Chemistry: The Central Science ¦ Brown, LeMay, Bursten ¦ 14th Edition
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duke02

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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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LaDunn

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Reply 2 on: Aug 27, 2018
Wow, this really help

31809pancho

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Reply 3 on: Yesterday
Excellent

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