Elena makes the table below to determine the number of atoms of each element in the chemical formula 3 (NH4) 2SO4

Total atoms

Element

Nitrogen

Hydrogen

Sulfur

Calculation

1x2x3

4 x 2 x 3

1 x 4 x 3

4x3

24

12

Oxygen

12

What mistake did Elena make?

She should not have multiplied the sulfur atoms by the subscript 4.

She should not have multiplied the nitrogen atoms by the subscript 2.

She should not have multiplied the oxygen atoms by the coefficient 3.

She should not have multiplied the hydrogen atoms by the coefficient 3.

Question

Fellow

9 October, 07:40

+1

Answers (2)

Know the Answer?

Dahlia · Answer 1

C) she should not have multiplied the sulfur atoms by the subscript 4

Sariah Flynn · Answer 2

she should not have multiplied the sulfur atoms by the subscript 4