Review of Foundations of chemistry

Which of the following is a qualitative observation?

• 2.5 cm

• Blue color

• 35 min

• 98 oC

What is Chemistry?

• The study of mass and weight

• The study of volume and shape

• The study of mass and volume

• The study of shape and mass

Which of the following is not a phase of matter?

• Gas

• Aqueous

• Solid

• Liquid

What determines the difference between solids, liquids, and gases?

• The arrangement of the atoms in a substance

• The type of atoms in a substance

• The colors of atoms in a substance

• The container that atoms in a substance are in

This picture represents:

• Element

• Compound

• Mixture of elements

• Mixture of compounds

What classification of matter is this?

• Homogenous mixture

• Heterogeneous mixture

• Mixture of elements

• Mixture of compounds

A substance with two or more elements that are combined in a fixed proportion is called ?

• An element

• A mixture

• A solution

• A compound

A substance in which all the atoms are the same is called?

• An element

• A mixture

• A solution

• A compound

Which is NOT a chemical change?

• Leaves changing colors in the fall

• Iron rusting

• Digesting Lunch

• Ice Melting

How would you classify the color of a rose?

• Physical change

• Physical property

• Chemical change

• Chemical property