Calculate the percentage by mass of nitrogen in magnesium nitrate. You will need the information below. Give your answer to the

Question

1 year ago

12

nearest whole percentage (e.g. 34%).

1 answer:

lianna [129] · Answer 1 · 2023-11-04T18:06:38+03:00

From the calculations, the percentage by mass of the nitrogen is 18.9 %..

<h3>What is the percentage by mass?</h3>

The term percentage by mass refers to the mass of an atom that is contained in a compound.

Hence, the compound magnesium nitrate has the formula Mg(NO3)2. The molar mass of the compound is 24 + 2(14 + 3(16)) = 148 g/mol.

The percentage by mass of nitrogen is; 28/ 148 * 100/1 = 18.9 %.

Learn more about percentage by mass:brainly.com/question/16885872

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