Rust forms when the iron is exposed to water and oxygen.
True
False
2 answers:
True
explanation:
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Answer:
the cirle of life
Explanation:
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9.9%
|Approximate Value − Exact Value| divided by
|Exact Value| X 100
Answer:
0.737M
Explanation:
C1V1=C2V2
2.50 x 0.442 = C x 1.5
1.105 = C x 1.5
C = 1.105/1.5
C = 0.737M
