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Author Question: What is the stoichiometric coefficient for oxygen when the following equation is balanced using the ... (Read 59 times)

tnt_battle

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on: Jul 8, 2021

Question 1

What is the percent yield if 185 grams of SiO2 are made from 328 g of Cr2O3 by the following equation?

3 Si(s) + 2 Cr2O3(s) → 3 SiO2(s) + 4 Cr(l)

◦ 142%
◦ 70%
◦ 56%
◦ 105%
◦ 95%

Question 2

What is the stoichiometric coefficient for oxygen when the following equation is balanced using the lowest, whole-number coefficients?

________ CH14O(l) + ________ O2(g) → ________ CO2(g) + ________ H2O(l)

◦ 3
◦ 5
◦ 7
◦ 4
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by tnt_battle on Jul 8, 2021

Bigfoot1984

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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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tnt_battle

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Reply 2 on: Jul 8, 2021
Excellent

Joy Chen

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

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