What? there isn’t a question here
A. Boiling water is an example of physical change, whereas digesting food, breaking glass, and shoveling snow are not.
<em>Answer is C. 2-Pentene.</em>
Answer:
They are both pretty soft for metals, but magnesium is significantly harder than calcium using this scale . Mg = 2.5, Ca = 1.75. The larger the number, the harder
Explanation:
Remember, look at the coefficients in the balanced equation! Here are three mole ratios:
1 mole<span> N2 / </span>3 moles<span> H2.</span>
3 moles<span> H2 / 2 moles NH3.
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