Intro to Chem - Chem A

Front

What is the conversion factor from pounds to kilograms?

Back

0.453592

Front

What is the difference between accuracy and precision in dimensional analysis?

Back

Accuracy is the closeness of a measured value to the true value, while precision is the closeness of measured values to each other.

Front

Convert 5 kilometers to meters.

Back

5000

Front

How many grams are in 2 kilograms?

Back

2000

Front

What is the metric unit for mass?

Back

Kilogram (kg)

Front

What is the metric unit for length?

Back

Meter (m)

Front

What is the formula to convert Celsius to Fahrenheit?

Back

F = (C × 9/5) + 32

Front

What is the formula for calculating density?

Back

Density = Mass/Volume

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form of a substance but not its chemical composition, while a chemical change results in the formation of new substances.

Front

What is the pH scale used for?

Back

The pH scale measures the acidity or basicity of a solution.