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Science Clinic => Chemistry => Topic started by: arivle123 on Nov 18, 2019

Title: A solution of LiCl in water is 20.0 wt% LiCl. What is the mole fraction of LiCl? Assume the density ...
Post by: arivle123 on Nov 18, 2019

Question 1

How much water must be added to 40.0 g of CaCl2 to produce a solution that is 35.0 wt% CaCl2?
◦ 87.5 g
◦ 74.2 g
◦ 54.0 g
◦ 114 g

Question 2

A solution of LiCl in water is 20.0 wt% LiCl. What is the mole fraction of LiCl? Assume the density of the solution is 1.00 g mL-1.
◦ 0.0960
◦ 4.44
◦ 0.106
◦ 0.472

Title: A solution of LiCl in water is 20.0 wt% LiCl. What is the mole fraction of LiCl? Assume the density ...
Post by: TINA on Nov 18, 2019

Answer 1

74.2 g

Answer 2

0.0960