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AysviL [449]
4 years ago
15

An element initially weighed 3.555 g. When it was burned in oxygen an oxide compound was produced. The product mass was 4.666 g.

Chemistry
1 answer:
lesya692 [45]4 years ago
5 0
A)
The additional mass is that of Oxygen
4.666 - 3.555
= 1.111 g
B)
The percentage mass of oxygen can be obtained by:
[(mass of Oxygen)/ (Total mass of product)]  * 100
= (1.111 / 4.666) * 100
= 23.81%
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