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Author Question: Which one of the following contains 38.7% carbon by mass? (Read 55 times)

lidoalex

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on: Feb 15, 2020

Question 1

Consider two reactants, A and B.  The molar mass of A is greater han the molar mass of B.  You add equal masses of A and B together and let them react.  Which of the following statements must be true?
◦ Reactant A must be limiting
◦ Reactant A is the excess reactant.
◦ Reactant B must be limiting.
◦ None of the above choices must be true.

Question 2

Which one of the following contains 38.7% carbon by mass?
◦ C2H2
◦ CO2
◦ CH3NH2
◦ CH4
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
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Marked as best answer by lidoalex on Feb 15, 2020

shaikhs

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Reply #1 on: Feb 15, 2020
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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lidoalex

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Reply 2 on: Feb 15, 2020
YES! Correct, THANKS for helping me on my review

tandmlomax84

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Reply 3 on: Yesterday
Excellent

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