Search Header Logo
  1. Resource Library
  2. Science
  3. Chemistry
  4. Composition
  5. Percent Composition
Percent Composition

Percent Composition

Assessment

Presentation

Science

10th Grade

Medium

NGSS
MS-PS1-1

Standards-aligned

Created by

James Jones

Used 13+ times

FREE Resource

8 Slides • 3 Questions

1

media

2

media

3

Multiple Choice

Percent composition is calculated by dividing the total molar mass of the element by the total ___ of the compound and multiplying by 100.

1
molar mass
2

avogadro's constant

3

22.4 L

4

6.02x10^23

4

media

5

media

6

Multiple Select

Which of the following steps are steps to calculating percent composition?

1

Find the molar mass of an element

2

Divide the molar mass of an element by molar mass of the compound/formula unit

3

Check for 100%

7

media

8

media

9

Multiple Choice

Which element has the highest percent composition in H2O?

1

Hydrogen

2

Oxygen

3

Nitrogen

4

Carbon

10

media

11

media
media

Show answer

Auto Play

Slide 1 / 11

SLIDE