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Author Question: Magnesium burns in air with a dazzling brilliance to produce magnesium oxide: 2 Mg(s) + O2(g) 2 ... (Read 55 times)

madam-professor

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on: Jul 8, 2021

Question 1

Lithium and nitrogen react to produce lithium nitride:

6 Li(s) + N2(g) → 2 Li3N(s)

How many moles of N2 are needed to react with 0.500 mol of lithium?
◦ 3.00 mol
◦ 0.500 mol
◦ 0.167 mol
◦ 1.50 mol
◦ 0.0833 mol

Question 2

Magnesium burns in air with a dazzling brilliance to produce magnesium oxide:

2 Mg(s) + O2(g) → 2 MgO(s)

How many moles of O2 are consumed when 0.770 mol of magnesium burns?
◦ 0.0317 mol
◦ 2.60 mol
◦ 0.770 mol
◦ 1.54 mol
◦ 0.385 mol
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by madam-professor on Jul 8, 2021

BUTTHOL369

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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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madam-professor

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Reply 2 on: Jul 8, 2021
Gracias!

xiazhe

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Reply 3 on: Yesterday
:D TYSM

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