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Author Question: What is the weight percent of a caffeine solution made by dissolving 8.35 g of caffeine, C8H10N4O2, ... (Read 228 times)

penza

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on: Nov 18, 2019

Question 1

What is the weight percent of vitamin C in a solution made by dissolving 6.50 g of vitamin C, C6H8O6, in 55.0 g of water?
◦ 10.6%
◦ 0.547%
◦ 1.21%
◦ 11.8%

Question 2

What is the weight percent of a caffeine solution made by dissolving 8.35 g of caffeine, C8H10N4O2, in 75 g of benzene, C6H6?
◦ 0.011%
◦ 0.010%
◦ 11%
◦ 10%
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Marked as best answer by penza on Nov 18, 2019

Bsand8

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Reply #1 on: Nov 18, 2019
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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penza

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Reply 2 on: Nov 18, 2019
Excellent

Joy Chen

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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