Unit 6 Review

The number 6.022 x 10²³ is called...

• A dozen

• Bohr's number

• Buckley's number

• Avogadro's number

Which has more molecules?

• 1 mole H₂O

• 1 mole CH₄

• 1 mole Cl₂

• They're are all the same.

One mole of sulfur (S) is equal to home many atoms?

• 32 atoms

• 16 atoms

• 1.20 x 10²³ atoms

• 6.022 x 10²³ atoms

To convert from moles to particles, you should multiply by ....

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To convert from particles to moles, you should multiply by ....

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5.11 x 10²³ atoms of lithium (Li) is equal to how many moles?

• 1.18 moles

• 0.351 moles

• 1.34 moles

• 0.849 moles

Tags

NGSS.HS-PS1-7

0.75 mole of copper (Cu) is equal to how many atoms?

• 8.03 x 10²³ atoms

• 6.02 x 10²³ atoms

• 4.51 x 10²³ atoms

• 3.11 x 10²³ atoms

What is the mass of one mole of potassium (K)?

• 19 grams

• 39.10 grams

• 30.97 grams

• 38 grams

To convert from moles to grams, you should multiply by ....

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To convert from grams to moles, you should multiply by ....

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