CHEM 101 FINAL EXAM TEST QUESTIONS WITH ACCURATE SOLUTIONS -GRADED A+
Consider a neutral atom with 30 protons and 34 neutrons. The number of electrons in this
atom is?
A. 30
B. 32
C. 34
D. 64
E. 94
A. 30
Identify the noble gas in the following list.
A. oxygen
B. Helium
C. Chlorine
D. Gold
E. Nitrogen
B. Helium
The formation of a gas resulting from the escape of high-energy particles from the surface
of a liquid is known as.
A. deposition
,B. evaporation
C. melting
D. Boiling
E. sublimation
B. Evaporation
Which of the following is a measurement of mass in the metric system?
A. milliliter
B. Kilogram
C. meter
D. Celsius
E. centimeter
B. kilogram
When solid is converted directly to a gas, the change of state is called
A. sublimation
B. condensation
C. boiling
D. melting
E. freezing
A. sublimation
, Which of the following is an example of a physical change?
A. digesting a cheeseburger
B. burning coal
C. grinding coffee beans
D. converting water to hydrogen and oxygen
E. baking a cake
C. grinding coffee beans
Helium is a(n)
A. homogeneous mixture
B. electron
C. heterogeneous mixture
D. compound
E. element
E. element
The specific heat of copper is 0.092 cal/g °C, and the specific heat of silver is 0.057 cal/g
°C. If 100 cal of heat is added to one g of each metal at 25°C, what is the expected result?
A. the copper will reach a temperature lower than 25°C
B. The two samples will reach the temperature.
Consider a neutral atom with 30 protons and 34 neutrons. The number of electrons in this
atom is?
A. 30
B. 32
C. 34
D. 64
E. 94
A. 30
Identify the noble gas in the following list.
A. oxygen
B. Helium
C. Chlorine
D. Gold
E. Nitrogen
B. Helium
The formation of a gas resulting from the escape of high-energy particles from the surface
of a liquid is known as.
A. deposition
,B. evaporation
C. melting
D. Boiling
E. sublimation
B. Evaporation
Which of the following is a measurement of mass in the metric system?
A. milliliter
B. Kilogram
C. meter
D. Celsius
E. centimeter
B. kilogram
When solid is converted directly to a gas, the change of state is called
A. sublimation
B. condensation
C. boiling
D. melting
E. freezing
A. sublimation
, Which of the following is an example of a physical change?
A. digesting a cheeseburger
B. burning coal
C. grinding coffee beans
D. converting water to hydrogen and oxygen
E. baking a cake
C. grinding coffee beans
Helium is a(n)
A. homogeneous mixture
B. electron
C. heterogeneous mixture
D. compound
E. element
E. element
The specific heat of copper is 0.092 cal/g °C, and the specific heat of silver is 0.057 cal/g
°C. If 100 cal of heat is added to one g of each metal at 25°C, what is the expected result?
A. the copper will reach a temperature lower than 25°C
B. The two samples will reach the temperature.
