ANSWER:
If 5000 balloons are each filled with 0.5L, then each balloon has 0.5L. The answer is in the question.
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Answer:
I think the answer is A - they used X-ray analysis.
Explanation:
<span>NaCl (halite) or KCl (sylvite) </span>
The elements Carbon, Hydrogen, and Oxygen are all part of Non-Metals.
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Take mass of zinc divided by the relative molecular mass - 30 for zinc ( from periodic table)
