Matter
Anything that has mass and takes up space
What is matter?
A material made up of only one kind of element or compound
What is a pure subastance?
Anything about a substance that can be observed or measured without altering its chemical composition
The four main states of matter
What are solids, liquids, gases, and plasma
You have a rock with a volume of 15cm3 and a mass of 45 g. What is its density?
What is 3.0 g/cm3
A model that shows the constant motion of particles
What is Diffusion?
A pure substance made up of atoms with the same atomic number
What is an element?
The ability of a solid material to be pulled into a wire.
The state of matter with a fixed volume but does not have a fixed shape
You have a different rock with a volume of 30cm3 and a mass of 60g. What is its density?
What is 2.0g/cm3
States that all matter exists in the form of particles, either atoms or molecules, that are in constant motion.
What is the article model of matter
Salt Water
What is a mixture?
What is a solution?
Texture
What is a physical property
The state of matter with the most kinetic energy
What is Plasma?
Calculate the mass of a liquid with a density of 3.2 g/mL and a volume of 25 mL
What is 80.0 g
A measurement of the amount of space something takes up.
What is Volume?
Anything that is not a pure substance- a physical combination of two or more substances
What is a mixture
Changes that alter the chemical composition of a substance
What is a chemical change or chemical reaction?
A state of matter that can be compressed
What is a gas?
What is the volume of a tank that can hold 18,754 g of methanol whose density is 0.788g/cm3 ?
23,799.492 cm3, rounded to nearest tenth = 23,799.5cm3
The measure of gravity acting on an object and its units
What are gravity and Newtons?
A mixture that does not have a uniform appearance.
What is a heterogenous mixture?
Name one thing that is evidence of a chemical change
What is temperature change, color change, light or sound production, gas production?
What is the state of matter that can be classified as fluid?
What are liquid and gas?
Calculate the mass of a solid metal block with a density of 2.6 g/cm3 , a width of 1.8 cm, a length of 4 cm, and a height of 2.3 cm.
What is 43.056g – rounded to nearest tenth = 43.1