The moles of magnesium in 1.25 x 1023 are 20.8 mol.
The greatest aqueous freezing point is (D) 0.10 KCI
I think the correct answer would be C. The expression that would best represent a second order rate law would be r =k[X][Y]. Reaction with this rate law are those that depend on the concentration of two first order reactants or a second order reactant.
Answer:
50 gram calcium do you need
Explanation:
please make me brainlist answer