1.5 mol of `O_(2)` combine with Mg to form oxide MgO. The mass of Mg (at mass 24) that has combined is
1.5 mol of `O_(2)` combine with Mg to form oxide MgO. The mass of Mg (at mass 24) that has combined is
A. 72g
B. 36g
C. 48g
D. 24g
5 views
1 Answers
Correct Answer - A
`underset(48g)(2Mg)+underset(1mol)(O_(2))to2MgO`
Thus, 1.5 mol of `O_(2)` combine with Mg
`= 48xx1.5g = 72g`
5 views
Answered