Question
Determine the mass of Co(NO3)2 X 6H2O to prepare 250mL of a .50M stock solution.
Answers
DrBob222
How many moles do you need?
M x L = moles
moles = grams/molar mass
Solve for grams,.
M x L = moles
moles = grams/molar mass
Solve for grams,.