Chapter 3: Q3.22 CYL (page 158)
A bottle of a tile cleanser contains 135 g of HCl and 775 g of water. What is the percent by mass of HCl in this cleanser?
Short Answer
14.83 % of HCl is in the cleanser
Chapter 3: Q3.22 CYL (page 158)
A bottle of a tile cleanser contains 135 g of HCl and 775 g of water. What is the percent by mass of HCl in this cleanser?
14.83 % of HCl is in the cleanser
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Which of the following represents the least number of molecules?
(a) 20.0 g of H2O (18.02 g/mol)
(b) 77.0 g of CH4 (16.06 g/mol)
(c) 68.0 g of CaH2 (42.09 g/mol)
(d) 100.0 g of N2O (44.02 g/mol)
(e) 84.0 g of HF (20.01 g/mol)
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48. Determine the molarity of each of the following solutions:
(a) 1.457 mol KCl in 1.500 L of solution
(b) 0.515 g of H2SO4 in 1.00 L of solution
(c) 20.54 g of Al(NO3)3 in 1575 mL of solution
(d) 2.76 kg of CuSO4โ5H2O in 1.45 L of solution
(e) 0.005653 mol of Br2 in 10.00 mL of solution
(f) 0.000889 g of glycine, C2H5NO2, in 1.05 mL of solution
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(a) hydrogen fluoride, HF
(b) ammonia, NH3
(c) nitric acid, HNO3
(d) silver sulfate, Ag2SO4
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