WorksheetsMatter Practice Test
Total questions: 45
Worksheet time: 4hrs 45mins
What do we call the chemicals that result from a chemical reaction?
reactants
products
subscripts
coefficients
The Law of Conservation of Mass says that matter can neither be __________ or __________.
created; destroyed
recycled; renewed
subtracted; added
joined; separated
According to the law of conservation of mass, how much mercury was present in the mercury (II) oxide?
55.8 g
64.2 g
60.0 g
126.0 g
Copper (Cu) and sulfur (S) were heated in a covered container. After the reaction was complete, the unreacted sulfur was removed. The table contains the results of the investigation. How much sulfur in grams failed to react with the copper?
Cu + S --> CuS + S
1.32 g
4.54 g
5.02 g
10.88 g
Solve for the unknown mass: 6.1 g + ? g = 9.1 g
15.2
3 g
15.2 g
3
According to the law of conservation of mass, how much zinc was present in the zinc carbonate?
256 g
88 g
104 g
40 g
What is the formula for Mass?
Mass/Volume
Density x Volume
Mass/Density
What is the formula for Volume?
Mass/Volume
Density x Volume
Mass/Density
Find the volume if you have a substance with a mass of 3.5g and a density of 7.5g/cm3
26.25cm3
2.14cm3
.47cm3
.79cm3
Find the volume if a substance has a density of 19.3g/cm3 and a mass of 10g.
.52cm3
193cm3
1.93cm3
29.3cm3
Find the mass if a substance has a volume of 35mL and a density of 15.4g/mL.
539g
2.27g
.44g
6.89g
KF
NH4F
Which of the following combinations would need roman numerals in the name?
potassium + fluorine
beryllium + oxygen
boron + iodine
iron + oxygen
Bromine monoflouride
Br2F2
BrF
Br2F
BrF2
Fe3PO4
