Temperature conversions are common calculations in chemistry. This is a collection of 10 chemistry test questions, with answers, dealing with temperature unit conversions. Don't forget to label your units of measure. The answers are at the end of the test.

## 1. Kelvin Conversion

Aluminum metal melts at 660.37 C. What is the temperature in Kelvin (to the hundredth)?

## 2. Celsius Conversion

Gallium is a metal that can melt in your hand at 302.93 K. What is the temperature in Celsius (to the hundredth)?

## 3. Celsius Conversion

Body temperature is 98.6 F. What is the temperature in Celsius?

## 4. Celsius Conversion

The title of the book "Fahrenheit 451" refers to the temperature that book paper burns, or 451 F. What is the temperature in Celsius (to the hundredth)?

## 5. Fahrenheit Conversion

Room temperature is often used in calculations as 300 K. What is the temperature in Fahrenheit (to the 10th)?

## 6. Fahrenheit Conversion

The average surface temperature on Mars is -63 C. What is the temperature in Fahrenheit (to the 10th)?

## 7. Fahrenheit Conversion

Oxygen has a boiling point of 90.19 K. What is the temperature in Fahrenheit (to the 10th)?

## 8. Fahrenheit Conversion

Pure iron melts at 1,535 C. What is the temperature in Fahrenheit?

## 9. Temperature Comparison

Which temperature is hotter: 17 C or 58 F?

## 10. Multi-Step Problem

A general rule of thumb used by pilots is for every 1,000 feet of altitude, the temperature falls 3.5 F. If the temperature at sea level is 78 F, what would you expect the temperature to be at 10,000 feet in Celsius (to the 10th)?

## Answers

1. 933.52 K

2. 29.78 C

3. 37 C

4. 232.78 C

5. 80.3 F

6. -81.4 F

7. -297.3 F

8. 2,795 F

9. 17 C (62.6 F)

10. 6.1 C (43 F)