could a solution form when Cl2NH is mixed with CCl4?

What is the solubility of Ca3(PO4)2 Ksp = 1.3 x 10-32 in a 0.048 M Ca(NO3)2 solution? 5.4 x 10-15M , 1.1 x 10-14 M, 2.6 x 10-16 M, 2.9 x 10-29 M

It was found that 25 ml of a sodium hydroxide solution, which per liter contains 4 g of commercial caustic soda, is equivalent to 12 ml of 0.2 N sulfuric acid. Calculate the percentage of impurities in commercial caustic soda. Note that the molecular weight of NaOH is equal to 40 g/mole. 1 O 4.91 % 4.5% 3.7% O 5.3 % O 4.0 %

An impure sample of 250 mg of adipic acid was recrystallized from 2.0 mL of boiling water. The solution was cooled to room temperature slowly and further cooled in an ice bath. What is the maximum amount of recoverable adipic acid at 0 oC? Solubility of adipic acid at 0 oC is 0.3 g/ 100 mL Group of answer choices 6 mg 249 mg 244 mg 250 mg