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Worksheets

Determining Molar Mass

Total questions: 33

Worksheet time: 29mins

Name
Class
Date
1.

One mole (mol) of Neon (Ne) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

2.

One mole (mol) of magnesium (Mg) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

3.

One mole (mol) of oxygen (O) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

4.

One mole (mol) of boron (B) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

5.

One mole (mol) of silicon (Si) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

6.

One mole (mol) of sulfur (S) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

7.

One mole (mol) of phosphorus (P) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

8.

One mole (mol) of calcium (Ca) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

9.

One mole (mol) of sodium chloride (NaCl) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

10.

One mole (mol) of sodium fluoride (NaF) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

11.

One mole (mol) of carbon tetrahydride (CH₄) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

12.

One mole (mol) of carbon dioxide (CO₂) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

13.

One mole (mol) of carbon monoxide (CO) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

14.

One mole (mol) of sulfur dioxide (SO₂) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

15.

One mole (mol) of silicon tetrafluoride (SiF₄) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

16.

One mole (mol) of potassium nitride (K₃N) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

17.

One mole (mol) of water (H₂O) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

18.

One mole (mol) of calcium oxide (CaO) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

19.

One mole (mol) of ammonia (NH₃) gas has a mass of (a)   . (Answer to the hundredths place and DONT FORGET UNITS)

20.

Determine the molar mass of aluminum (Al): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

21.

Determine the molar mass of chlorine (Cl): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

22.

Determine the molar mass of lithium (Li): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

23.

Determine the molar mass of hydrogen (H): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

24.

Determine the molar mass of helium (He): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

25.

Determine the molar mass of beryllium (Be): (a)   .

(Don't forget units!!)

(Round answer to the hundredths place **two numbers to the right of the decimal)

26.

Which of the following represents the greatest mass?

a)

1.00 mol Zn

b)

1.00 mol Fe

c)

1.00 mol Cu

d)

1.00 mol Al

e)

They are all the same

27.

Which of the following represents the least mass?

a)

1.00 mol Zn

b)

1.00 mol Fe

c)

1.00 mol Cu

d)

1.00 mol Al

e)

They are all the same

28.

Which of the following represents the greatest mass?

a)

1.00 mol S

b)

1.00 mol P

c)

1.00 mol As

d)

1.00 mol Se

e)

They are all the same

29.

Which of the following represents the least mass?

a)

1.00 mol S

b)

1.00 mol P

c)

1.00 mol As

d)

1.00 mol Se

e)

They are all the same

30.

You have 1.00 mole of each compound below. Which has the greatest mass?

a)

NH4NO3

b)

NaOH

c)

Fe2(SO4)3

d)

PbO2

e)

BaCO3

31.

You have 1.00 mole of each compound below. Which has the greatest mass?

a)

NaCl

b)

H2O

c)

MgO

d)

PbO2

e)

CaS

32.

6.02E23 is also known as (CHOOSE ALL THAT APPLY):

a)

Avogadro's number

b)

A mole

c)

Planck's constant

d)

Pi

e)

Environmental lapse rate

33.

Which of the following represents the largest amount?

a)

1 mol of carbon

b)

1 mol of water

c)

1 mol of glucose (sugar)

d)

They are all the same amount

e)

1 mol of iron (III) phosphate