What mass of a 31.0% by mass glucose, C_6H_12O_6, solution contains 50.0 g of 15.5 g 50.0 55.8 g 86.1 g 161 g What is the percent Na_2CO_3 by mass in a 1.56 molal aqueous solution? 14.2% 15.6% 16.5% 94.4% 0.134% If 11.0 g of naphthalene, C_10H_8 is dissolved in 112.5 g of chloroform, CHCl_3 what is the molality of the solution? 0.07859 m 0.0912 m .764 m 11.7 m 0.0891 m What is the molality of ethanol, C_2H_6OH, in an aqueous solution that 42.6% ethanol by mass? 0.742 m 0.0161 m 0.719 m 16.1 m 74.9 m What is the molality of a 10.0% by mass hydrochloric acid solution? The density of the solution is 1.0474 g/mL. 3.05 m 2.87 m 0.0105 m 0.100 m 264 m