Answer: CuSO4 (aq)+ Zn (s) → Cu (s) + ZnSO4(aq)
Explanation: do you mean copper II sulphate CuSO4?
450/340=1.3
1.3 sec is the answer because you take the distance and divid by the rate
False
Explanation:
The best way to ensure scientific claims are valid is to subject them to various tests. Scientific claims has nothing to do with the body presenting them. Claims are authenticated following due scientific process.
- Scientific method provides a way of ascertaining the validity of an assumption.
- If the claims is not supported by the body of evidence obtained, then the claim has to be modified or refuted.
- When the claim is consistent with various infallible proof from different sources, then it can be accepted.
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45 is the atomic mass of the atom. And the name is Scandium