The number of molecules present in 8 g of oxygen gas is …………….
A. 6.022 × 1023
B. 3.011 × 1023
C. 12.044 × 1023
D. 1.505 × 1023
Answer:D
The number of molecules present in 8 g of oxygen gas is …………….
A. 6.022 × 1023 B. 3.011 × 1023 C. 12.044 × 1023 D. 1.505 × 1023