1) A student dissolves 3.0g of phenol C6H5OH in 375.mL of a solvent with a density of 0.95/gmL. The student notices that

[answerhappygod]

1) A student dissolves 3.0g of
phenol C6H5OH in 375.mL of a solvent with a
density of 0.95/gmL. The student notices that the volume
of the solvent does not change when the phenol dissolves in
it.Calculate the molarity and molality of the student's solution.
Round both of your answers to 2 significant
digits.
-molarity:
-molality:
2)A solution is made by mixing 13.g of acetyl
bromide CH3COBr and 70.g of chloroform CHCl3.Calculate
the mole fraction of acetyl bromide in this solution. Round your
answer to 2 significant digits