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Author Question: If the percent yield is 82.0%, how many grams of silicon is needed to make 105 g of chromium by the ... (Read 167 times)

theo

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on: Jul 8, 2021

Question 1

If the percent yield for the following reaction is 75.0%, and 45.0 g of NO2 are consumed in the reaction, how many grams of nitric acid, HNO3(aq), are produced?

3 NO2(g) + H2O(l) → 2 HNO3(aq) + NO(g)

◦ 30.8 g
◦ 41.1 g
◦ 54.8 g
◦ 69.3 g

Question 2

If the percent yield is 82.0%, how many grams of silicon is needed to make 105 g of chromium by the reaction: 3 Si (s) + 2 Cr2O3 (s) → 3 SiO2 (s) + 4 Cr (l)?
◦ 51.9 g
◦ 92.2 g
◦ 42.5 g
◦ 34.9 g
◦ 13.0 g
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by theo on Jul 8, 2021

Natalie4ever

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Reply #1 on: Jul 8, 2021
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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theo

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Reply 2 on: Jul 8, 2021
Wow, this really help

alexanderhamilton

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Reply 3 on: Yesterday
Excellent

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