Mole Conversions - Mass/Moles

The molar mass is the conversion factor (1 mole Li = 6.94 grams).  What will go on the bottom of the fraction?

• 1 mole Li

• 6.94 g

What quantity are you given to start (number and unit)?

• 11.5 moles

• 6.94 g

• 1 mole

• 6.02 x10²³ atoms

What part of the conversion factor will go on the denominator)?

• 1 mol

• 6.94 grams

Calculate the molar mass of nitrogen.

• 28.02 g/mol

• 14.01 g/mol

• 7 g/mol

Calculate.

• 148.33

• 134.32

• 114.34

• 86.32

Tags

NGSS.HS-PS3-1

What will go on the denominator of the conversion factor (number and unit)?

• 148.3 g/mol

• 1  mole

• 6.35 g

Tags

NGSS.HS-PS1-7

What will go on the numerator (number and unit)?

• 1 mol

• 6.35 g

• 148.3 g

Calculate.  How many moles of magnesium nitrate are in 6.35 grams of magnesium nitrate?

• 0.0428 moles

• 148.3 g

• 942 g

What will go on the denominator of the fraction (number and unit)?

• 1 mol

• 148.3 g

• 0.369 mol

• 54.7 g

Tags

NGSS.HS-PS1-7

What will go on the numerator of the fraction (number and unit)?

• 148.3 g

• 1 mol

• 0.369 mol

• 54.7 g

Tags

NGSS.HS-PS1-7