A metal oxide contains 60% metal. The equivalent mass of the metal is
12
C. 40
B. 24
D. 48
of its empirica
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Answer:
eq. = 12
w/n = 12
w/ 2 = 12
w= 24 ....since 60/40 = 3 : 2
formula is M3O2
n = 2 .....
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