
U8.3 Study Guide (The Mole and Molar Mass)
Quiz by Aaron Holley
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- Q1
A unit of measurement used in chemistry to represent the number of representative particles of a substance is called ______.
atomic number
the mouse
the kilogram
the mole
30s - Q2
The mole is defined as ____ the mass of exactly _____ of _____.
number of atoms, 12 grams, natural carbon
number of atoms, 14 grams, nitrogen-14
number of protons, 14 grams, nitrogen-14
number of atoms, 12 grams, carbon-12
30s - Q3
Which of the following are representative particles used in chemistry?
Users sort answers between categoriesSorting60s - Q4
One mole is equal to ____ representative particles of a substance
3.1415
6.626 x 10-34
6.022 x 1032
6.022 x 1023
30s - Q5
6.022 x 1023 is called ________ in honor of the famous Italian chemist ____
Avocado's number, Amedeo Avogadro
Acornucopia's number, John Smith
Avogadro's number, Amedeo Avogadro
Asymmetry integer, Mehmet Oz
30s - Q6
How many carbon atoms can be found in 25 molecules of propane (C3H8)?
Users enter free textType an Answer60s - Q7
How many hydrogen atoms can be found in 25 molecules of propane (C3H8)? Type your answer in the space below (whole numbers only).
Users enter free textType an Answer60s - Q8
How many moles of oxygen can be found in 17 moles of sucrose (C12H22O11)? Type your answer in the space below (whole numbers only).
Users enter free textType an Answer60s - Q9
How many moles of carbon can be found in 5 moles of sucrose (C12H22O11)? Type your answer in the space below (whole numbers only).
Users enter free textType an Answer60s - Q10
How many moles of hydrogen can be found in 13 moles of sucrose (C12H22O11)? Type your answer in the space below (whole numbers only).
Users enter free textType an Answer60s - Q11
The mass of one mole of any substance is called its ______.
molar volume
average atomic mass
atomic mass
molar mass
30s - Q12
What is the mass of one mole of cobalt? (Type your answer to three decimal places)
Users enter free textType an Answer30s - Q13
One mole of different substances always has the same mass.
falsetrueTrue or False30s - Q14
What is the molar mass of calcium chloride (CaCl2)? Type your answer to two decimal places.
Users enter free textType an Answer300s - Q15
What is the molar mass of potassium phosphate? Type your answer to two decimal places.
Users enter free textType an Answer300s