Front

A student finds the mass and volume of four mystery liquids. The data is provided. The student knows that the density of water is 1 g/mL. Which of the four mystery liquids can be correctly identified as water? Options: W, X, Y, Z

Back

W

Front

What is good evidence that an unknown sample is a pure substance?

Back

Multiple samples of the unknown substance melt at the same temperature.

Front

Order the following liquids from top to bottom in a glass jar: Liquid C, Liquid A, Liquid B.

Back

Liquid C, Liquid A, Liquid B

Front

Which of the following are accurate headings for each column?

Back

Column A = Physical Properties; Column B = Chemical Properties

Front

A sample heated to 350ºC remained solid, has a density > 6 g/cm³, is a good conductor of electricity, and burns with a blue flame. What is the identity of this sample? Options: Zinc, Lead, Tin, Iron.

Back

Zinc