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States of Matter
Changes
Gases
Counting things
Potpourri
100
A change in this causes substances to transition between the different states of matter
What is kinetic energy
100
Rusting is an example of a ______________ change, and is considered a ________________________ that can be observed when iron reacts with water.
What is chemical and What is chemical property
100
The author of this law says that volume and pressure are inversely proportional
Who is Boyle
100
This person is given credit for identifying the counting unit used by chemist around the world
Who is Avogadro
100
What is the molecular mass of hydrochloric acid?
What is 36.46 g/mol
200
The transition between gas and solid state
What is deposition
200
Mass and volume are both examples of ____________ properties that change as the size of the sample changes.
What is extensive
200
When solving gas law problems this temperature scale must always be used?
What is Kelvin
200
Each element on the periodic table has this and it is represents the the mass of 6.02 x 10^23 atoms of a substance.
What is atomic mass
200
How many moles are in 7.5 x 10^22 atoms of Nitrogen
What is 0.12 mol
300
The state of matter in which particles have more energy,are farther apart, compressible, and have not definite shape.
What is a liquid
300
____________ is a physical property that measures the ability to be pulled into a wire
What is ductility
300
Scientist use these values as the base units when solving the ideal gas law.
What is 1mol, 22.4 L and STP or 101 kPa and 273K
300
This diatomic element has a molar mass equal to 38 g/mol, and is classified as the most electronegative element on the periodic table.
What is Fluorine
300
How many atm are in 124.6 kilopascals ?
What is 1.23 atm
400
Properties are described as this if they do not change no matter the size of the sample
What is intensive property
400
This experimental value can be used to estimate the intensive property of matter that relates mass and volume
What is the slope
400
What is the new volume of a gas if 10.5 L of the gas was heated to change the temperature from 295K to 303K at a constant pressure.
What is 10.8 L
400
What is the number of molecules present in 0.578 moles that substance.
What is 3.48 x 10^23 molecules
400
What law can be used to explain why a potato chip bag at the top of a mountain will expand as one travels from sea level.
What is Boyles' Law
500
This extensive property measures the amount of material in a given space
What is mass
500
Calcium chloride is used as a deicer on roads in winter. It has a density of 2.5. What is the volume of a 7.91g sample of this deicer?
What is 3.16 cm^3
500
How many moles of gas are needed to create 25.0 L of gas with a pressure of 105 kPa and a temperature of 20 degrees Celsius?
What is 1.08 mole
500
How many molecules are present in 10.96 grams of potassium phosphate
What is 3.108 x 10^22 K3 PO4
500
What is the pressure of a gas if there are .125 moles of gas in a 12.25 L container at a temperature of 18 degrees Celsius
What is 0.244 atm or 24.7 kPa