Mole map conversions Test

How many moles are in 19.82 g Mg?

• 1.23 mol Mg

• 481.70 mol Mg

• 1.00 mol Mg

• 0.82 mol Mg

What are the units for molar mass?

• grams

• atoms

• g/mol

• liters

Determine the molar mass for carbon tetrachoride

• 153.81 g/mol

• 118.37 g/mol

• 189.35 g/mol

• 47.46 g/mol

Avogadro's number of representative particles is equal to one_____.

• kilogram
• gram
• kelvin
• mole

Which of the following dimensional analysis setups will correctly convert 4.00x10²³atoms of cobalt to moles of cobalt? How many moles of colbalt are there?

• setup B : 0.66 mol Co

• setup A: 2.41x10⁴⁷mol Co

• setup A : 0.66 mol Co

• setup B: 2.41x10⁴⁷ mol Co

How many moles are in 3.01 x 10²² atoms of magnesium?

• 0.050 mol

• 1.81 x 10⁴⁶ mol

• 5.00 x 10²¹ mol

• 5.00 mol

How many water molecules are in 5.2 moles of water?

• 6.02 x 10²³ molecules

• 5.20 molecules

• 3.13 x 10²⁴ molecules

• 8.64 x 10^-24 molecules

How many grams are in 1.2 x 10²⁴ atoms of C?

• 28.02 grams

• 23.94 grams

• 6.02 grams

• 1.21 grams

What is the molar mass of Gold (III) chloride (AuCl₃)?

• 196.97 g/mol

• 626.35 g/mol

• 232.42 g/mol

• 303.32 g/mol

Which of the following dimensional analysis setups will correctly convert 27.76g of Li to atoms of Li?

• A
• B
• C
• D