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Author Question: A solution is prepared by dissolving 98.6 g of NaCl in enough water to form 875 mL of solution. ... (Read 238 times)

leo leo

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Question 1

Commercial grade HCl solutions are typically 39.0% (by mass) HCl in water. Determine the molarity of the HCl if the solution has a density of 1.20 g mL-1.
◦ 13.9 mol L-1
◦ 9.35 mol L-1
◦ 7.79 mol L-1
◦ 12.8 mol L-1
◦ 10.7 mol L-1

Question 2

A solution is prepared by dissolving 98.6 g of NaCl in enough water to form 875 mL of solution. Calculate the mass % of the solution if the density of the solution is 1.06 g mL-1.
◦ 9.4%
◦ 11.3%
◦ 11.9%
◦ 12.7%
◦ 10.6%


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Marked as best answer by leo leo on Nov 18, 2019

bubulittle310@msn.cn

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leo leo

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Reply 2 on: Nov 18, 2019
Excellent


Liddy

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Reply 3 on: Yesterday
:D TYSM

 

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