Alcohol is a pure substance
I think that building on a green hill
C electron. Electrons have a negative charge!
These mars can tell the scientist that there are still a lot of things that they can not discover. The glaciation can also tell us about the alignment of the earth and not just it can tell us about the climate. That is why it is really important for the scientist to study keenly in this kind of matters.
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What are the statements please
Explanation:
