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Author Question: At 20 C, a 2.72 mol L-1 aqueous solution of ammonium chloride has a density of What is the molality ... (Read 139 times)

sjones

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on: Nov 18, 2019

Question 1

At 20 °C, an aqueous solution that is 24.0% by mass in ammonium chloride has a density of 1.0674 What is the molarity of ammonium chloride in the solution? The formula weight of NH4Cl is
◦ 4.79 mol L-1
◦ 0.0445 mol L-1
◦ 0.209 mol L-1
◦ 0.479 mol L-1
◦ 22.5 mol L-1

Question 2

At 20 °C, a 2.72 mol L-1 aqueous solution of ammonium chloride has a density of What is the molality of ammonium chloride in the solution? The formula weight of NH4Cl is
◦ 0.339 mol kg-1
◦ 13.6 mol kg-1
◦ 2.72 mol kg-1
◦ 2.95 mol kg-1
◦ 0.393 mol kg-1
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
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Marked as best answer by sjones on Nov 18, 2019

chloejackso

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Reply #1 on: Nov 18, 2019
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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sjones

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Reply 2 on: Nov 18, 2019
Excellent

tkempin

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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