Mastering 2 Step Mole Conversions: From Grams to Particles

What must you pass through when converting grams to particles?

• Moles

• Ions

• Atoms

• Molecules

In the mole conversion bridge, where is the given unit placed?

• Center

• Top right corner

• Upper left corner

• Bottom left corner

In the mole conversion bridge, what is directly opposite the given unit?

• None of the above

• Desired unit

• Same unit

• Moles

What is Avogadro's number used to equate in mole conversions?

• Atoms to ions

• Molecules to grams

• Moles to atoms

• Grams to moles

What is the molar mass of lithium used in the conversion?

• 6.94 g

• 12.01 g

• 1.008 g

• 55.85 g

What unit conversion is set up after grams in the new problem?

• To molecules

• To ions

• To particles

• To moles

What is the molar mass of copper used in the calculations?

• 63.5 g

• 58.93 g

• 207.2 g

• 12.01 g

How many atoms are in 325 grams of copper?

• 5.0 * 10^23 atoms

• 12.01 * 10^23 atoms

• 6.022 * 10^23 atoms

• 3.1 * 10^24 atoms

What does one mole of a substance equal according to Avogadro's number?

• Its density

• Its atomic number

• The number of particles

• Its molar mass

What is the final unit left after crossing out in the conversion from grams to atoms?

• Grams of copper

• Moles of copper

• Particles of copper

• Atoms of copper