WorksheetsUnits and Equations Review
Total questions: 25
Worksheet time: 6hrs 15mins
grams (g) are a unit to measure
volume
pressure
mass
temperature
cubic centimeters (cm3) are a unit to measure
volume
pressure
mass
temperature
milliliters (mL) are a unit to measure
volume
pressure
mass
temperature
Celsius (ºC) are a unit to measure
volume
pressure
mass
temperature
Kelvin (K) are a unit to measure
volume
pressure
mass
temperature
grams per cubic centimeter (g/cm3) are a unit to measure
density
specific heat capacity
heat of vaporization
heat of fusion
grams per milliliter (g/mL) are a unit to measure
density
specific heat capacity
heat of vaporization
heat of fusion
Joules (J) are a unit to measure
heat
specific heat capacity
heat of vaporization
heat of fusion
Joules per gram (J/g) are a unit to measure
density
specific heat capacity
heat
heat of vaporization
Joules per gram (J/g) are a unit to measure
density
specific heat capacity
heat
heat of fusion
atmospheres (atm) are a unit to measure
temperature
pressure
volume
heat
kilopascals (kPa) are a unit to measure
temperature
pressure
volume
heat
A substance has a mass of 5 g and a volume of 10 mL. You want to find out the density. Which equation should you use?
d = m/v
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
% = (measured-accepted)/ accepted × 100
A student obtains a mass of 17 g. The accepted value is 20 g. You want to find out the percent error. Which equation should you use?
d = m/v
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
% = (measured-accepted)/ accepted × 100
A gas has a temperature of 200K, a volume of 20 mL, and is at 5 atm. Pressure stays constant, but the volume increases to 50 mL. You want to find out the new temperature. Which equation should you use?
d = m/v
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
% = (measured-accepted)/ accepted × 100
You want to find out how much energy it takes to melt 10 g of ice. Which equation should you use?
q = m⋅Hv
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
q = m⋅Hf
It takes 5,000. J to vaporize 10. g of ethanol. You want to find the heat of vaporization. Which equation should you use?
q = m⋅Hv
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
q = m⋅Hf
A substance has a mass of 13 g and goes from 50 K to 75 K. Its specific heat capacity is 5 J/g⋅K. You want to find out the amount of heat produced. Which equation should you use?
q = m⋅Hv
q = m⋅Cs⋅ΔT
P1V1/T1 = P2V2/T2
q = m⋅Hf
A substance has a mass of 5 g and a volume of 10 mL. You want to find out the density. Which equation should you use?
0.5 g/mL
0.50 g/mL
2 g/mL
2.0 g/mL
A student obtains a mass of 17 g. The accepted value is 20 g. You want to find out the percent error. Which equation should you use?
20.0%
20%
18%
18.0%
A gas has a temperature of 200K, a volume of 20 mL, and is at 5 atm. Pressure stays constant, but the volume increases to 50 mL. You want to find out the new temperature. Which equation should you use?
125 K
1.25 ⋅ 102 K
500 K
5.0 ⋅ 102 K
You want to find out how much energy it takes to melt 10 g of ice. Which equation should you use?
3,340 J
3,000 J
4,000 J
3,300 J
It takes 5,000. J to vaporize 10. g of ethanol. You want to find the heat of vaporization. Which equation should you use?
500 J/g
500. J/g
5.0 ⋅ 102 J/g
5 ⋅ 102 J/g
A substance has a mass of 13 g and goes from 50 K to 75 K. Its specific heat capacity is 5 J/g⋅K. You want to find out the amount of heat produced. Which equation should you use?
1,625 J
1,600 J
2,000 J
1,700 J
What day and time is the chemistry benchmark?
Tuesday @ 8:30 am
Wednesday @ 8:30 am
Tuesday @ 12:30 pm
Wednesday @ 12:30 pm
