Chemistry - Mole Conversions Test

What are the units for molar mass?

• grams

• moles

• grams per mole

• amu

Tags

NGSS.HS-PS1-7

Calculate the molar mass of NaBr.

• 22.99

• 79.90

• 102.9

• none of the above

Is this the correct conversion factor you would use if you wanted to determine the number of atoms in 15.1 moles of NaCl?

• Yes, it is the correct conversion

• No, it is not the correct conversion

Avogadro's number is:

• the weight of a carbon atom

• 6.02 x 10²³

• a dozen

• 5.00 x 10¹⁵

Which of the following statements regarding the mole is INCORRECT?

• A mole is a unit of quantity equal to 6.02 x 10²³ particles.

• The number of particles in a mole is known as Avogadro’s number.

• A mole of particles of an element is numerically equal to the atomic mass of the element.

• none of the above

The mass of one mole of an element is equal to

• its atomic number from the periodic table, but in amus.

• its atomic mass from the periodic table, but in amus.

• its atomic mass from the periodic table, but in grams.

• its atomic number from the periodic table, but in grams.

What is the molar mass of table salt (NaCl)? Read all options! Be careful!

• 58.44 amu

• 35.45 g/mol

• 22.99 g/mol

• 58.44 g/mol

How many steps are in a gram to molecule conversion?

• 1
• 2
• 3
• 4

How many steps are in a gram to mole conversion?

• 1
• 2
• 3
• 4

What is the mass of one mole of silver?

• 32.06 g

• 107.87 g

• 14.01 g

• 22.99 g