Answer:

Explanation:
The equation for mass is:

We plug in the given values into the equation:


Because the reactants react with each other and chemically react to produce a different product like with fire when it reacts with the wood it burns and the product left behind is a new different substance from the reactants in this case the product is ash
Answer:
The answer to your question is below.
Explanation:
Amino acids are composed by one amino group, one carboxyl group and one chain.
The parts of the amino acid that are involved in a peptide group are the amino group (- NH₂) and the carboxyl group (-COOH).
C i think i got this off of usa test prep in class