The atomic mass of calcium is 40u.What will be the number of calcium atom in 4.0 g of calcium?
Answers
Answered by
0
40g of calcium = 6.022 x 10²³ atoms
1g of calcium = 6.022 x 10²³/ 40
4 g of calcium = 6.022 x 10²³/ 40 x4
4 g of calcium contains 6.022x 10²² atoms
1g of calcium = 6.022 x 10²³/ 40
4 g of calcium = 6.022 x 10²³/ 40 x4
4 g of calcium contains 6.022x 10²² atoms
Similar questions