Mass Conversion

How many moles are in 20 grams of Ca (Calcium)?

• 0.5

• 1

• 3

• 20

Tags

NGSS.HS-PS1-1

Which represents the greatest mass of sulfur?

• 1 gram of sulfur

• 1 molecule of sulfur

• 0.5 mole of sulfur

• 6.02 x 10²³ atoms of sulfur

Tags

NGSS.HS-PS1-7

1000 grams = _____ kilograms

• 0.0001

• 1,000,000

• 10

• 1

400 grams =____kilograms

• 0.4kg

• 4kg

• 40kg

• 40,000kg

6 kg = _____ g

• 6

• 6000

• 600

• .006

Select the largest unit.

• kilogram

• centigram

• decigram

• decagram

The Mole & Mass: Calculate the following conversions. 75.5 g potassium chloride = _______________ mol potassium chloride

The Mole & Mass: Calculate the following conversions. 131.0 g H₂SO₄ = _______________ mol H₂SO₄

Tags

NGSS.HS-PS1-7

Convert 2500 milligrams to grams.

• 2.5 grams

• 25 grams

• 0.25 grams

• 250 grams

Which of the following is the smallest unit of mass?

• Kilogram

• Milligram

• Gram

• Centigram