Answer:
Answer choices A, B, and C all contain a certain level <em>(or amount, if you will)</em> of <u>Calcium Carbonate</u>, but <u><em>B. chalk</em></u> contains the most amount out of all three.
Explanation:
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the answer is B. 2
because there is 2 iron on the right side so you need another two on the left side to balance it out
An element with Atomic Number 15 is Phosphorus. It is Non metal.
The answer I’m sure it’s c
