PLEASEEE ANSWER FAST

PLEASE ANSWEE THIS ONE FAST

7 and 8 PLEASE PLEASE

3polnts An aquecus solution made by dissolving 146mg of an unknown compound (a nonelectrolyte) in enough water to make 539.5mL of solution, develops an osmotic pressure of 5.64 torr at a temperature of 21.02C. What is the molecular mass fagmol) of this unknown compound? Do not report units in your answer. Report your answer with two places past the decimal point. Type your answeri. 7 Do not neport units in your answer. Report your answer with two places past the deckmal point. Type your armen- 3 poiner expected freerins onoint of the solution? Do not report units in your answer, Report your answer with two places past the decimal point Incorrect slgin won't recelive credits. Type your