Chemistry Part 2 Review

Which of the following would NOT be considered matter? Select all that apply.

• Carbon dioxide gas bubbles from a reaction
• Sodium bicarbonate powder in a cup
• Vinegar in a graduated cylinder
• Heat from a candle
• Light from the Sun

Which of the following correctly defines mass?

• Mass is the measure of the amount of matter in an object.
• Mass is the measure of the effect of gravity on an object.
• Mass is the measure of the amount of space an object takes up.
• Mass is the ratio of the weight to the volume of an object

True or False: If two objects have the same volume, the one with the greater mass will have the smaller density.

• True
• False

Which property could be used to accurately identify a substance?

• mass
• weight
• density
• volume

The measurement of the acidity of a substance is known as its ___.

• ability to rust
• flammability
• pH
• reactivity

The ability of a substance to be formed into a wire is called ___.

• brittle
• ductile
• magnetism
• malleable

The temperature at which a liquid changes into a gas is known as its ____.

• boiling point
• condensation point
• freezing point
• melting point

Which TWO of the following are TRUE statements?

• Conductors are materials which allow current/heat to flow easily.
• Insulators are materials which allow current/heat to flow easily.
• Most metals are considered insulators.
• Most metals are considered conductors.

Which of the following statements is true?

• Ductile, malleable, and solid at room temperature describes most metals.
• Metals tend to have low melting points, are malleable, and are gases at room temperatures.
• Metalloids have all of the nonmetal characteristics except for one because they're gases at room temperature.
• Shiny luster, easily rust, and high density are common characteristics of nonmetals.

Which process is an example of a chemical change?

• chopping a tree
• cooking a steak
• drying clothes in the dryer
• heating up a cup of tea