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Author Question: What mass of oxygen gas would be consumed by the complete combustion of 7.5 g of a mixture of ... (Read 64 times)

rl

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on: Jul 8, 2021

Question 1

What mass of MgCl2 in grams must be added to 250.0 mL of a 0.25 M MgCl2 solution to produce a 0.40 M solution, assuming no change of volume upon addition?
◦ 9.5 g
◦ 6.0 g
◦ 2.2 g
◦ 3.6 g
◦ 19 g

Question 2

What mass of oxygen gas would be consumed by the complete combustion of 7.5 g of a mixture of propane (C3H8) and butane (C4H10) in the mole ratio of
◦ 3.9 g
◦ 11 g
◦ 14 g
◦ 21 g
◦ 27 g
General Chemistry: Principles and Modern Applications ¦ Petrucci, Herring, Madura, Bissonnette ¦ 11th Edition
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Marked as best answer by rl on Jul 8, 2021

Joy Chen

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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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rl

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Reply 2 on: Jul 8, 2021
Great answer, keep it coming :)

adf223

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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