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Author Question: Which of the following statements is always true concerning a reaction represented by the following ... (Read 138 times)

joblessjake

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on: Mar 21, 2021

Question 1

Which of the following equations is not balanced?

◦ 4Al + 3O2→ 2Al2O3

◦ C2H6 + O2→ 2CO2 + 3H2O
◦ 2KClO3→ 2KCl + O2

◦ 4P4 + 5S8→ 4P4S10

◦ P4 + 5O2→ P4O10


Question 2

Which of the following statements is always true concerning a reaction represented by the following balanced chemical equation?
2C2H6(g) + 7O2(g) → 6H2O(l) + 4CO2(g)

◦ If we have equal masses of C2H6 and O2, there is no limiting reactant.
◦ If we have an equal number of moles of C2H6 and O2, there is no limiting reactant.
◦ If we have more mass of C2H6, then O2 must be limiting.
◦ If we have more mass of O2, then C2H6 must be limiting.
◦ None of these statements are true.
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by joblessjake on Mar 21, 2021

AmberC1996

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Reply #1 on: Mar 21, 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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joblessjake

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Reply 2 on: Mar 21, 2021
YES! Correct, THANKS for helping me on my review

xiazhe

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Reply 3 on: Yesterday
:D TYSM

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