Question

Please help me with this ​

Answer 1

Answer:

1. The molecular mass of carbon dioxide is 44.01amu
2. 18.01528 g/mol

1. The formula of Sodium chloride is NaCl.
2. The atomic mass of sodium is 22.99g/mol, and the atomic mass of chlorine is 35.45gmol.
3. Thus, the formula mass of Sodium chloride is 22.99 + 35.45 = 58.44gmol.
4. 101.10 amu

Answer 2

Answer:

(i) --- (a)

Explanation:

(i)because H more light than CO2

And so sorry I don't know ans of both questions