1. A 12% by mass sodium chloride solution is prepared by dissolving enough of the salt to give 200.0 g of solution. What is the mass of water required?
1. A 12% by mass sodium chloride solution is prepared by dissolving enough of the salt to give 200.0 g of solution. What is the mass of water required?
2. Calculate the solubility of carbon dioxide in water at 0 °C and a pressure of 2.5 atm. The solubility of carbon dioxide is 0.348 g/100 mL water at 0 °C and 1.00 atm. Compute the solubility in g/L
3.You are tasked to prepare 1L of 0.85% Normal saline solution (NSS) for the Lab. How much more NaCl do you need to add if you initially dissolved 0.5g of NaCl?
4.An aqueous solution of hydrochloric acid contains 24% HCl by mass. Calculate the mole percent of HCl in the solution.
5.What is the molality of 12.5N HNO3 solution? Density=1.503 g/mL
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