HELP ASAP! What is the percent by mass of a solution with 31.50 g of sodium sulfate dissolved
in 168.5 g of isopropanol?

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

The best solution for preventing harm to people and pets from severe hurricanes involves determining and warning residents about what

Cryolite, na3alf6(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. start this question by first balance the chemical equation.1.) balance the equation: - alo3(s)+naoh(l)+hf(> na3alf6+h2o(g). 2.) if 17.5 kilograms of al2o3(s), 51.4 kilograms of naoh(l), and 51.4 kilograms of hf(g) react completely, how many kilograms of cryolite will be produced? 3.)which reactants will be in excess, (al2o3, naoh, or hf) 4.)what is the total mass of the excess reactants left over after the reaction is complete in kg?