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Author Question: What mass of CuCl2 is contained in 75.85 g of a 22.4% by mass solution of CuCl2 in water? (Read 138 times)

storky111

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on: Nov 18, 2019

Question 1

A solution is prepared by dissolving 49.3 g of KBr in enough water to form 473 mL of solution. Calculate the mass % of KBr in the solution if the density is 1.12 g mL-1.
◦ 9.31%
◦ 10.4%
◦ 8.57%
◦ 10.1%
◦ 11.7%

Question 2

What mass of CuCl2 is contained in 75.85 g of a 22.4% by mass solution of CuCl2 in water?
◦ 11.2 g
◦ 29.5 g
◦ 5.89 g
◦ 17.0 g
◦ 33.9 g
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Marked as best answer by storky111 on Nov 18, 2019

ngr69

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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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storky111

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Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Wow, this really help

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