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WorksheetsSpring 2021-2022 Semester 2 Final Exam review
Total questions: 23
Worksheet time: 13mins
What does NOT happen in a chemical change?
Color and oder change
Energy, light, and heat can be given off
It can turn into a solid, gas, or liquid
What are Chemical Reactions?
The changes in Tempruture, Pressure, Volume, and # of moles
The study of the combination of Carbon atoms to Hydrogen atoms
The process of one substance combining and changing into a new substance
The study of transfering Energy from one substance to another substance
What is a Mole?
A unit of mesurments
A label for an element/substance
An equation
Which is NOT a convetion in the Factor Label Method?
Length (meters)
Mass (grams)
Time (seconds - hours - minuets)
Pressure (Volume - Tempruture)
The maximum amount of product that can be produced from a given amount of reactant is...
Theoretical yield
Actual yield
Percent yield
How many moles of iron(III) oxide will be produced if 5 moles of oxygen are present?
4Fe + 3O2 --> 2Fe2O3
3.33 mol Fe2O3
2.33 mol Fe2O3
3 mol Fe2O3
What is salt?
An Ionic Compound
A negative Ion
A posotive Ion
A product
What is a Base
Something with a pH of 7
Something with a pH of 8-14
Something with a pH of 1-6
What is an Acid
Something with a pH of 7
Something with a pH of 8-14
Something with a pH of 1-6
What is a Neutral (water)
Something with a pH of 7
Something with a pH of 8-14
Something with a pH of 1-6
What is Oxidization
The gain of electron
The loss of electron
Neither
What is Reduction?
The gain of electrons
The loss of electrons
Neither
What is organic chemistry?
The study of compounds containting Carbon
The study of compounds containting Oxygen
The study of compounds containting Hydrogen
What happens to a straight-cahin when the carbon molecules increase?
The melting and boiling points Increase
The melting and boiling points Decrease
The melting and boiling points Stay the same
How do chemical bombs work?
The nucleous splits and that causes a radiation raction
The nucleous stays intact and there is a chemical reaction
The nucleous splits and there is a chemical reaction
The nucleous stays intact and it releases radiation
How do Nuclear bombs work?
The nucleous splits and that causes a radiation raction
The nucleous stays intact and there is a chemical reaction
The nucleous splits and there is a chemical reaction
The nucleous stays intact and it releases radiation
The Law of Conservation of Energy states that...
Energy cannot be created nor destroyed
Matter cannot be created nor destroyed
Energy can be created and destroyed
Matter can be created and destroyed
The molar heat of fusion (∆Hfus) for a substance is the...
Amount of heat released
Amount of heat absorbed
Amount of heat transfered
Boyle's Law states that...
the pressure and volume of a gas are inversely proportional to each other, assuming a constant temperature and number of moles
the volume of a gas is directly proportional to its Kelvin temperature, assuming a constant pressure and number of moles
the pressure of a gas is directly proportional to its Kelvin temperature, assuming a constant volume and number of moles
Gasses of lower molar mass diffuse and effuse faster than gasses of higher molar mass
in a mixture of gasses, the total pressure is the sum of the partial pressures of the component gasses
Charles' Law states that...
the pressure and volume of a gas are inversely proportional to each other, assuming a constant temperature and number of moles
the volume of a gas is directly proportional to its Kelvin temperature, assuming a constant pressure and number of moles
the pressure of a gas is directly proportional to its Kelvin temperature, assuming a constant volume and number of moles
Gasses of lower molar mass diffuse and effuse faster than gasses of higher molar mass
in a mixture of gasses, the total pressure is the sum of the partial pressures of the component gasses
Gay-Lussac’s Law states that...
the pressure and volume of a gas are inversely proportional to each other, assuming a constant temperature and number of moles
the volume of a gas is directly proportional to its Kelvin temperature, assuming a constant pressure and number of moles
the pressure of a gas is directly proportional to its Kelvin temperature, assuming a constant volume and number of moles
Gasses of lower molar mass diffuse and effuse faster than gasses of higher molar mass
in a mixture of gasses, the total pressure is the sum of the partial pressures of the component gasses
Graham’s Law states that...
the pressure and volume of a gas are inversely proportional to each other, assuming a constant temperature and number of moles
the volume of a gas is directly proportional to its Kelvin temperature, assuming a constant pressure and number of moles
the pressure of a gas is directly proportional to its Kelvin temperature, assuming a constant volume and number of moles
Gasses of lower molar mass diffuse and effuse faster than gasses of higher molar mass
in a mixture of gasses, the total pressure is the sum of the partial pressures of the component gasses
Dalton’s Law states that...
the pressure and volume of a gas are inversely proportional to each other, assuming a constant temperature and number of moles
the volume of a gas is directly proportional to its Kelvin temperature, assuming a constant pressure and number of moles
the pressure of a gas is directly proportional to its Kelvin temperature, assuming a constant volume and number of moles
Gasses of lower molar mass diffuse and effuse faster than gasses of higher molar mass
in a mixture of gasses, the total pressure is the sum of the partial pressures of the component gasses
