Method that used to separate kerosine and water?

Concerning the 10.0 ml of 0.50 m nacl to 100 ml of solution: when a solution is diluted, does it change the number of moles dissolved?

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

Anyone who's in connections academy chemistry b have the factors that affect the rate of a reaction portfolio already done?