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WorksheetsWhat is a mole? (Unit 2, Lesson 26)
Total questions: 20
Worksheet time: 20mins
What does a dozen measure?
pieces or particles of items
volume of items
color of a items
density of items
Which one of the following units is used in a similar way to how the mole is used in chemistry?
an inch
a liter
a dozen
a mile
The mole is a...
Unit to measure the amount of atoms in a substance
Unit to measure distance
Unit to measure time of atomic decay
Unit used to measure the size of each atom in a substance
What does a mole in chemistry measure?
particles of a substance
volume of a substance
color of a substance
density of a substance
What is this number called?
Avocado's Number
Avogadro's Number
Mendeleev's Number
The mole
Why is the mole used to measure the atom?
Atoms are extremely tiny particles, and their size varies from element to element
Atoms are all the same size for every element
Some atoms cannot be counted using the mole
Tu eres loco, Senior Hagerman.
What do two or more mashed Avogadro's make?
Guaca-MOLE
Chemistry = fun
Hagerman more crazy
You snapchatting your life away
How many atoms are in 1 mole of Carbon (C)?
6.02 x 1023
58
11
17
The mole can be used to measure (SELECT ALL CORRECT ANSWERS)
The amount of atoms
The amount of molecules or compounds in a substance
The amount of particles
The amount of fission or fusion decay over time
These two dishes shown each contain 1 dozen of solid material, how can they have different masses (one has a mass of 11.98 grams and the other has a mass of 15.38grams)?
There are more M&M's than Skittles
The two solids are made of different ingredients with different masses
One solid has bigger pieces than the other one
It's a trick question!
This dish contains one dozen of Skittles solid substance, how many dozen would we have if we tripled this amount?
one half of a dozen Skittles
one quarter of a dozen Skittles
two dozen Skittles
three dozen Skittles
This dish contains 0.25 dozen of M&M solid substance, how many dozen M&M's would we have to add to get a full dozen?
0.50 dozen M&M's
1.00 dozen M&M's
0.33 dozen M&M's
0.75 dozen M&M's
The picture shown is exactly one mole of sulfur, S, what is one mole a measurement of?
the mass of sulfur
the volume of sulfur
the density of sulfur
the number of particles of sulfur
This dish contains one mole of solid tin, Sn, how many moles would we have if we doubled this amount?
one third of a mole of Sn
one quarter of a mole of Sn
two moles of Sn
four moles of Sn
This dish contains one mole of sodium chloride, NaCl, solid, if half of it were removed, how many moles would be left?
one whole mole of NaCl
one quarter of a mole of NaCl
one third of a mole of NaCl
one half of a mole of NaCl
These two dishes each contain 1 mole of solid substance, how can they have different masses (one has a mass of 207.20 grams and one has a mass of 63.55 grams)?
One clearly has 100 more particles than the other
The two solids are different elements with different masses
One solid has bigger pieces than the other one
It's a trick question!
These two dishes each contain 1 mole of a solid substance, how can they have different masses (one has a mass of 32.1 grams and one has a mass of 28.1 grams)?
One clearly has 50 more particles than the other
One solid has bigger pieces than the other one
The two dishes have different elements with different masses
It's a trick question!
Which of the following are NOT definitions of the chemical term mole? (Select all that apply.)
An underground animal.
A spy.
A savory chocolate sauce.
A beauty mark.
A counting unit used to count very small particles by relating to the mass of the particles.
