WorksheetsMole Quiz #1 review game
Total questions: 17
Worksheet time: 1hrs 25mins
What is formula mass?
sum of all the atomic masses of all atoms in a compound
the mass of one element
the masses of all the elements on the periodic table.
the mass of water
What is the molar mass of one molecule of Nitrogen N2?
14 amu
14 g
28 g
34 g
Which of the following statements regarding the mole is INCORRECT?
A mole is a unit of quantity equal to 6.02 x 1023 particles.
The number of particles in a mole is known as Avogadro’s number.
A mole of particles of an element is numerically equal to the atomic mass of the element.
none of the above
Determine the volume in liters of 0.60 mol of SO2 gas at STP
13.44L
37.33L
0.026L
1.344L
The volume of a mole of any gas at standard temoerature and pressure is closest to
22.4 liters (dm3)
6.02 L
45.7 L
6.02 dm3
48.86 g of cobalt is equal to how many moles of cobalt?
2879 moles
8.12 x 10-23 moles
0.8291 moles
2.94 x 1025 moles
How many molecules are in 2.5 mol of NaCl?
4.15 x10-24
146
4.15
1.51 x 1024
What is the mass of one mole of AuCl3?
106.35 g
196.97 g
232.42 g
303.32 g
If you have 4.57 x 1013 atoms of copper, how many moles do you have?
7.59 x 10-11 moles
2.75 x 1037 moles
7.59 x 1011 moles
2.75 x 1033 moles
How many molecules are in 2.5 mol of CO2?
1.51 x 1023
146
4.15
1.51 x 1024
If you want 1.55 moles of NaCl, how many grams should you measure out?
9.33 x 1023
90.6 g
0.0267
90.5 g
At STP, 2.5 moles of helium gas will have what volume?
9 L
56 L
27 L
72 L
Breathing in sulfur hexafluoride will make your voice sound much deeper. How many liters of SF6 will you need to breathe in at STP to get 0.033 moles inside you?
0.062 L
0.74 L
1.35 L
2.26 L
