A little under 3 tablespoons.
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
1 table spoon = 15 g
none
There are approximately 1 mole of calcium in 40 g, as the molar mass of calcium is about 40 g/mol.