Answer:
3.
Explanation:
Hello,
In this case, it is convenient to write the chemical reaction as:
Which balanced turns out:
Thus the number that should be in front of the calcium sulfate is 3 in order to balance the reaction.
Best regards.
In all states of matter, atoms of all elements A. bind together the same way. B. are in constant motion. C. are the same size. D
2 answers:
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