Unit 6 Review

To calculate the molar mass of C₆H₁₂O₆, the atomic mass 1.01 should be multiplied by:

• 12

• 6

• 1

• 36

To calculate the molar mass of C₆H₁₂O₆, the atomic mass 16.00 should be multiplied by:

• 6

• 12

• 1

• 36

Consider the problem: What is the mass of 2.34 moles Na?

In what part of the dimensional analysis chart should 2.34 mol be written? (Refer to the diagram)

• 1

• 2

• 3

Consider the problem: What is the mass of 2.34 moles Na?

In what part of the dimensional analysis chart should 22.99 g be written? (Refer to the diagram)

• 2

• 1

• 3

To calculate the molar mass of (NH₄)₂CO₃, the atomic mass 1.01 should be multiplied by:

• 1

• 2

• 8

• 4

To calculate the molar mass of (NH₄)₂CO₃, the atomic mass 14.01 should be multiplied by:

• 2

• 1

• 8

• 6

To calculate the molar mass of (NH₄)₂CO₃, the atomic mass 16.00 should be multiplied by:

• 3

• 8

• 4

• 1

The molar mass of C₆H₁₂O₆ is

(a)  

The molar mass of (NH₄)₂CO₃ is

(a)  

How many atoms are in 1.50 moles of carbon?

To type scientific notation, use for the multiply sign and ^ before the exponent. Example, 6.02 x 10²³ will be entered as 6.02*10^23

(a)