3.64 Given the following mass-volume relationships for objects, calculate their densities in grams per milliliter. a. mass =7.2g; volume =9.93mL b. mass =7.20g; volume =14.3mL c. mass =4.33g; volume =4.45cm3 d. mass =0.135lb; volume =61.0mL d. 47.6cm3 of rock salt Calculate the mass, in grams, for each of the a. 63.0mL of gasoline (d=0.56g/mL) b. 63.0cm3 of sodium metal (d=0.93g/cm3) c. 63.0L of ammonia gas (d=0.759g/L) d. 63.0cm3 of mercury (d=13.6g/mL)