how many grams of potassium carbonate are in 75.0ml of a 2.44M solution?
How many mols do you have?
That's M x L = ?
Then mols = grams/molar mass. You know mols and molar mass, solve for grams.
That's M x L = ?
Then mols = grams/molar mass. You know mols and molar mass, solve for grams.