Q1 (H.Chem) Midterm Review (Due day of Final)

Front

What is sublimation?

Back

Sublimation is the phase change from solid to gas without passing through the liquid phase.

Front

Which unit of measurement is the largest?

Back

Kilometer is the largest unit among millimeter, centimeter, meter, and kilometer.

Front

What is the definition of volume?

Back

Volume is the measure of how much space an object takes up.

Front

How do you determine the number of significant digits in a calculation?

Back

The result should be reported with the same number of significant digits as the measurement with the least number of significant digits.

Front

What is standard notation?

Back

Standard notation is the way of writing numbers using digits, as opposed to scientific notation.

Front

What is the phase change from gas to solid called?

Back

The phase change from gas to solid is called deposition.

Front

What is the formula for calculating volume of a rectangular prism?

Back

Volume = length × width × height.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force exerted by gravity on that mass.

Front

What is the significance of significant figures in calculations?

Back

Significant figures indicate the precision of a measurement and help in maintaining accuracy in calculations.

Front

How do you convert scientific notation to standard notation?

Back

To convert, move the decimal point to the right for positive exponents and to the left for negative exponents.