WorksheetsMole Conversions
Total questions: 9
Worksheet time: 12mins
A mole is approximately...
6.22 E+23 things.
6.022 E+23 things.
22.4 E+23 things.
6.022 E-23 things.
Avogadro’s number is used...
when converting moles to the number of different elements, and vice versa.
when converting moles to the number of molecules, and vice versa.
when converting moles to their molar mass, and vice versa.
when converting moles to the volume of the gas, and vice versa.
At Standard Temperature and Pressure (STP), 1 mole of a given gas will be equal to...
1000 L of the gas.
1 billion atoms.
6.22 L of the gas.
22.4 L of the gas.
What is the volume of 3 moles of helium gas at Standard Temperature and Pressure (STP)?
67.2 L
66.9 L
67.3 L
67.1 ml
The molar mass of a compound is...
the sum of the standard atomic masses of the constituent atoms.
the mass of that compound multiplied by the amount of substance measured in moles.
the mass of that compound divided by the amount of substance measured in moles.
the mass of that compound divided by number of particles in the substance.
At Standard Temperature and Pressure (STP), 56.95644 grams of oxygen is approximately equal to...
3.56 moles.
79.74 liters.
3.56 liters.
3.55 moles.
About how many molecules are present in 247.45 grams of Ruthenium?
1.01 E+02
1.49 E+26
1.47 E+24
2.50 E+04
At Standard Temperature and Pressure (STP), given 70.784 L of Argon gas, about how many grams of Argon are present?
3.16 g
126.2 g
126.2 kg
3.16 kg
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