I will mark you brainlist please help answer and explain how did u do that
[ lesson : molarity]

20) How many grams of CaCI2 would be dissolved in 1.0 L of a 0.10 M solution of CaCI2?

21) How many grams of CaCl2 should be dissolved in 500.0 mL of water to make a 0.20M solution of CaCl2?

22) What mass of NaOH is on
250 mL of a 3.0M NaOH solution?

An experiment is conducted to see if cats preferred skim milk or 2% milk. a cup of skim milkwas put out for 5 kittens and then measured how much the kittens drank over the course of aday. following a cup of 2% milk was purout for the skittens and then masured how much thekittens drank over the course of a day. the same kittens were used and the milk was served atthe same temperature. it was discovered that the cats liked the 2% milk more than the skimmilk. what is the dependent variable in this experiment?