A metal pot is supposed to be pure aluminum. If its volume
is found to be 258 cm', what
should its mass be?

What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?

0.2348 grams of pbcl2 used to form 44.0 ml of solution.

11. phosphorus-32 is radioactive and has a half life of 14 days. how much of a 124 mg sample of phosphorus-32 is present after 56 days? a) 7.75 mg b) 15.5 mg c) 31.0 mg d) 62.0 mg