Molar Conversions

A mole of Lithium is________ to a mole of Carbon.

• less than
• equal to
• greater than
• sometimes the same as

A mole is like...

• a dozen
• a box of chocolates
• an animal
• a beauty mark

One mole is equal to:

• 6.02 x 10²³ atoms
• 602 hexillion things
• the molar mass of an element
• all of the above

How many grams is in 6.23 mol of Oxygen?

• 16 grams
• 3.75 x 10²⁴ grams
• 99.68 grams
• 3.75 x 10²⁴ atoms

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 PbSO₄?

• 303.27 g/mol

• 255.27 g/mol

• 163.87 g/mol

• 372.27 g/mol

Shivani measures out 6.0 moles of epsom salt (MgSO₄) to put in her bath. How many grams of MgSO₄ went in the bath?

• 3.6 x 10²⁴ g

• 720 g

• 0.050 g

• 340 g

Tags

NGSS.HS-PS1-7