Question 1

A tablet contains 325.0 mg of the active ingredient.This mass may also be expressed as

Accepted Answer

A) 325.0 μg. 
B) 0.0003250 g. 
C) 0.3250 g. 
D) 32.50 μg. 
A) 325.0 μg. 
B) 0.0003250 g. 
C) 0.3250 g. 
D) 32.50 μg.

Question 2

Chemistry is the study of matter and the changes it undergoes.

Accepted Answer

A) True 
 B)False

Question 3

The freezing point of water on the Celsius temperature scale is

Accepted Answer

A) -32°C. 
B) 0°C. 
C) 100°C. 
D) 212°C. 
A) -32°C. 
B) 0°C. 
C) 100°C. 
D) 212°C.

Question 4

A biochemist is hired by a pharmaceutical firm to synthesize a medical remedy for cancer.This person is engaged in

Accepted Answer

A) applied research. 
B) basic research. 
C) natural speculation. 
D) medical technology. 
A) applied research. 
B) basic research. 
C) natural speculation. 
D) medical technology.

Question 5

What is the chemical symbol for iron?

Accepted Answer

A) Fe 
B) I 
C) In 
D) Ir 
A) Fe 
B) I 
C) In 
D) Ir

Question 6

The substances in a heterogeneous mixture retain their chemical identity,but those in a homogeneous mixture do not.

Accepted Answer

A) True 
 B)False

Question 7

What is the name of the element with the symbol Au?

Accepted Answer

A) silver 
B) gold 
C) plutonium 
D) nickel 
A) silver 
B) gold 
C) plutonium 
D) nickel

A tablet contains 325.0 mg of the active ingredient.This mass may also be expressed as

Chemistry is the study of matter and the changes it undergoes.

The freezing point of water on the Celsius temperature scale is

A biochemist is hired by a pharmaceutical firm to synthesize a medical remedy for cancer.This person is engaged in

What is the chemical symbol for iron?

The substances in a heterogeneous mixture retain their chemical identity,but those in a homogeneous mixture do not.

What is the name of the element with the symbol Au?

Atoms

Atomic Structure

Chemical Bonds

Chemical Accounting

Gases, Liquids, Solids, and Intermolecular Forces

Acids and Bases

Oxidation and Reduction

Organic Chemistry

Polymers

Nuclear Chemistry

Chemistry of the Earth

Air

Water

Energy

Biochemistry

Food

Drugs

Fitness and Health

Chemistry Down on the Farm

Household Chemicals

Poisons

Filters

Exam 1: Chemistry

A tablet contains 325.0 mg of the active ingredient.This mass may also be expressed as

Chemistry is the study of matter and the changes it undergoes.

The freezing point of water on the Celsius temperature scale is

A biochemist is hired by a pharmaceutical firm to synthesize a medical remedy for cancer.This person is engaged in

What is the chemical symbol for iron?

The substances in a heterogeneous mixture retain their chemical identity,but those in a homogeneous mixture do not.

What is the name of the element with the symbol Au?

Atoms

Atomic Structure

Chemical Bonds

Chemical Accounting

Gases, Liquids, Solids, and Intermolecular Forces

Acids and Bases

Oxidation and Reduction

Organic Chemistry

Polymers

Nuclear Chemistry

Chemistry of the Earth

Air

Water

Energy

Biochemistry

Food

Drugs

Fitness and Health

Chemistry Down on the Farm

Household Chemicals

Poisons

Filters