Mole Test

One mole of (NH₄)₂HPO₄ contains how many moles of hydrogen atoms?

• 4
• 9
• 5
• 6

What SI unit is used to measure the number of representative particles in a substance?

• Kilogram
• Kelvin
• Mole
• Ampere

The atomic masses of any two elements contain the same number of

• atoms
• ions
• grams
• mililiters

The lowest ratio of atoms in a molecule or formula unit is

• the molecular formula
• the empirical formula
• the correct formula
• the nomenclature formula

What does STP stand for?

• Standard Temperature
• Standard Pressure
• Standard TriAtomic Potato
• Standard Temperature and Standard Pressure

What is the formula for Cobaltous Chloride?

• CoCl3
• CoCl2
• COCl2
• Cl2Co

What is the Molar Mass of Li(OH)₂?

• 41 g/mole
• 42000 kg/mole
• 25 g/mole
• 24 g/mole

What is the empirical formula for glucose?

• C₆H₁₂O₆
• CH₂O
• 6CO₂ + 6H₂O
• C₆H₁₂O₆ + 3O₂

The percentage, by mass, that a molecule takes up in a compound is called the

• percent composition
• percent makeup
• percent total
• percent weight

A diagram used to show the conversion factors needed to convert among volume, mass, and number of particles.

• Highway to Mole Map
• Mapping Out Moles
• Conversion City: The Map
• The Mole Road Map