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Author Question: When rubidium metal is exposed to air, two atoms of rubidium, Rb, combine with one atom of oxygen. ... (Read 47 times)

a0266361136

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on: Mar 21, 2021

Question 1

When 20.0 g C2H6 and 60.0 g O2 react to form CO2 and H2O, how many grams of water are formed?

◦ 14.5 g
◦ 18.0 g
◦ 58.0 g
◦ 20.0 g
◦ none of these are correct

Question 2

When rubidium metal is exposed to air, two atoms of rubidium, Rb, combine with one atom of oxygen. If 1.99 grams of rubidium is exposed to air, what will be the mass of the product in grams?

◦ 17.99 g
◦ 2.18 g
◦ 9.99 g
◦ 8.71 g
◦ 4.35 g
Chemistry: An Atoms First Approach ¦ Zumdahl, DeCoste ¦ 3rd Edition
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Marked as best answer by a0266361136 on Mar 21, 2021

verrinzo

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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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a0266361136

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Reply 2 on: Mar 21, 2021
Thanks for the timely response, appreciate it

shewald78

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Reply 3 on: Yesterday
Gracias!

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