Author Question: A solution contains 51 ppm of benzene. The density of the solution is 1.00 g/mL. This means that ... (Read 141 times)

BrownTown3 · **on:** Aug 27, 2018

A solution contains 51 ppm of benzene. The density of the solution is 1.00 g/mL. This means that ________.

A) there are 51 mg of benzene in 1.0 L of this solution
B) 100 g of the solution contains 51 g of benzene
C) 100 g of the solution contains 51 mg of benzene
D) the solution is 51 by mass of benzene
E) the molarity of the solution is 51 M

Question 2

Which of the following is an inner transition element?

A) Rf
B) Ti
C) Th
D) all of the above
E) none of the above