Question 1

Which of the following is a chemical property of a substance?

Accepted Answer

Reactivity with acid

Question 2

A homogeneous mixture is also known as a:

Accepted Answer

Solution

Question 3

Which of the following best describes a chemical change?

Accepted Answer

Iron rusting in air

Question 4

A compound is:

Accepted Answer

A pure substance composed of two or more elements in a fixed, definite proportion

Question 5

The SI base unit for mass is the:

Accepted Answer

Kilogram

Question 6

The prefix 'centi-' corresponds to which power of 10?

Accepted Answer

$10^{-2}$

Question 7

Round the number 4.1869 to four significant figures.

Accepted Answer

4.187

Question 8

When adding or subtracting numbers, the result should have the same number of decimal places as:

Accepted Answer

The number with the fewest decimal places

Question 9

Calculate $12.8 + 9.345$ to the correct number of significant figures.

Accepted Answer

$22.1$

Question 10

A student measures the mass of a liquid as $8.25$ g and its volume as $3.0$ mL. What is the density of the liquid, reported to the correct number of significant figures?

Accepted Answer

$2.8$ g/mL

Question 11

An alligator is $15.2$ ft long. How long is it in inches? ($1$ ft $= 12$ in)

Accepted Answer

$182$ in

Question 12

A liquid has a density of $0.824$ g/mL. What is the mass of $415$ mL of this liquid?

Accepted Answer

$342$ g

Question 13

Classify the change represented in the molecular diagram where molecules are rearranged to form new substances.

Accepted Answer

Chemical change only

Question 14

Convert $12.3$ °C to Kelvin. ($K = ^\circ C + 273.15$)

Accepted Answer

$285.5$ K

Question 15

Perform the following unit conversion: $12.0$ in to cm. ($1$ in $= 2.54$ cm)

Accepted Answer

$30.5$ cm

Question 16

Which of the following is an example of a heterogeneous mixture?

Accepted Answer

Salad

Question 17

Which of the following statements about compounds is correct?

Accepted Answer

Compounds are composed of two or more elements chemically combined in a fixed ratio.

Question 18

A sample of gold has a mass of $19.3$ g and a volume of $1.00$ cm$^3$. What is the density of gold?

Accepted Answer

$19.3$ g/cm$^3$

Question 19

Which of the following is NOT a physical property?

Accepted Answer

Flammability

General Chemistry 1 – Chapter 1 Quiz Study Guidance

Study Guide - Practice Questions

Study Guide - Flashcards