Question

Calculate the number of atoms
preasent in.
1) 44 gm carbon dioxide gas
2) 5 mole of oxygen gas
3) 42gm of nitrogen gas.​

Answer 1

Answer:

Explanation:

combining with the fixed mass of oxygen is 2.87: 1.44 = 2:1. Therefore ... Ex. 6: Calculate the volume in litre of 20 g hydrogen gas at STP. Sol. No. of ... gas. 12. The number of grams of H2SO4 present in 0.25 mole of H2SO4 is ... The molecular mass of CO2 is 44 amu and Avogadro's number is 6.02 × 1023.

Answer 2

Answer:

$1) \: \: 6.022 \times {10}^{23} \: \: \: \: \: atoms$

$2) \: \: 30.11 \times {10}^{23} \: \: \: \: atoms$

$3)18.066 \times {10}^{23} \: \: \: \: \: atoms$

Explanation:

Refer to the attachment...