Question

Calculate the mass of: i) one atom of calcium ii) one molecule of so2
(urgent please)

Answer 1

Answer:

i)mass of ca40

i)mass of so264

Answer 2

Answer:

Explanation:

(i) Mass of 1 atom of calcium is it's mass number which is 20* 2 = 40g

(ii) One atom of sulphur dioxide has a mass of 32.07 amu; one mole of S atoms has a mass of 32.07 g.