Question

pll tell the ans
with explanation​

Answer 1

Answer:

hola mate

• molar mass of C2H6= 30 mol/g
• 6.022 × 10^23 molecules of C2H6 have mass = 30 g
• 1 molecule of C2H6 = 30/ 6.022×10^23
• 7.2 ×10^22 molecules of C2H6 have mass = [30 / 6.022 ×10^23]×7.2×10^22

= 35.868 ×10^-1

= 3.6 g

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