This phase of matter cannot be compressed and has particles that are tightly packed and vibrate.
What is a solid?
100
What is the equation for density?
What is D= M/V?
100
A salad is an example of a heterogeneous or a homogeneous mixture?
What is a heterogeneous mixture?
100
This is another name for a column on the periodic table.
What is a group?
100
Burning a piece of paper is this kind of change.
What is a chemical change?
200
Going from a gaseous state to a liquid state is known as what phase change?
What is condensation?
200
This is the density of water.
What is 1.00 g/L?
200
Is density an intensive or extensive physical property
What is an intensive physical property?
200
Fluorine belongs to which group/family on the periodic table?
What is the "halogens"?
200
Which of the following is a chemical change?
a. ice melting
b. sugar dissolving in water
c. milk souring
d. paper tearing
What is (c)?
300
This is the state of matter that takes the volume and the shape of its container.
What is a gas?
300
A log has a density of 0.90 g/cm3. This log is cut in half. What is the density of one of the new halves?
What is 0.90 g/cm3?
300
Carbon dioxide is an example of a ____________.
What is a compound?
300
What is the family that includes both Helium and Neon?
What are the Noble Gases?
300
An experiment occurs in which both gas and odor are given off and the substance in question has changed in color. Has a physical or a chemical change occurred?
What is a chemical change?
400
Dry ice is an example of a substance that undergoes this phase change.
What is sublimation?
400
This is the term used to describe the tendency of an object to float because of its low density.
What is buoyancy?
400
A homogeneous substance that can be separated ONLY by chemical means is a -
What is a compound?
400
Ductility and malleability are two properties that generally correspond with which side of the periodic table?
What is the left side (metals)?
400
Which of the following is NOT a physical property?
a. color
b. odor
c. reactivity
d. density
What is density?
500
50 grams of hydrogen reacts with 20 grams of oxygen to make how many grams of water?
What is 70 grams?
500
An object has a density of 0.88 and a volume of 2.5 L. What is the object's mass?
What is 2.2 grams?
500
The atoms in a chemical reaction are -
a. destroyed
b. created
c. rearranged
d. destroyed and created
What is (c), rearranged?
500
Matter is defined as -
What is "anything that has mass and takes up space"?
500
Which of the following is NOT evidence of a chemical change?
a. bubbles
b. changes in temperature
c. changes in state/phase
d. gives off light