WorksheetsMole avogadro#
Total questions: 12
Worksheet time: 1hrs 20mins
What is Avogadro's number?
6.02 x 1023
1 mole
600 million
6.02
How many moles are in 6.02 x 1023 molecules of H2O?
1 mole
2 moles
6.02 moles
602000000000000000000000 moles
One mole of carbon dioxide (CO2) contains 6.02 x 1023 _____.
atoms
formula units
ions
molecules
A mole is:
The SI unit for mass
The SI unit for the amount of a substance
The SI unit for volume
The SI unit for area
What is the conversion factor that should be used to determine how many molecules are there in 4.00 moles of glucose, C6H12O6?
What converting from moles to the number of particles, moles is multiplied by:
an equivalent value
a conversion factor
the number of atoms in the formula
the mass of the substance
Which has the most particles?
1 mole H2
1 mole Na1+
1 mole Al(OH)3
These are all the same
How many atoms are in 1 mole of Iodine (I)?
6.022 x 1023
4.022 x 1023
6.022 x 1025
4.022 x 1025
Why is the mole used in chemistry?
The mass of atoms is in AMUs which is too hard to convert to grams.
A dozen is not a scientific amount.
Chemists needed to make chemistry easier to understand.
It makes counting large numbers of small particles easier.
SELECT ALL CORRECT ANSWERS - The mole can be used to measure:
The amount of atoms in an element
The amount of molecules in a covalent substance
The amount of formula units in an ionic compound
The amount of mass an object has
How is moles abbreviated?
M
m
mol
ml
What are the units for Avogadro's number?
meters
particles
grams
liters
