calculate the amount (g) needed to make 25 ml of 0.1 m co(no3)2 6h2o
You need to learn where you can find the caps key (and USE it).
mols needed = M x L = ?
Then mol = grams/molar mass. You know molar mass and mols, solve for grams.
mols needed = M x L = ?
Then mol = grams/molar mass. You know molar mass and mols, solve for grams.