Which state of matter expands when heated and is easy to compress?

a.) gas

b.) liquid

c.) solid

d.) all of the above

Dry ice, or solid carbon dioxide, has the molecular formula CO2. How should you classify it? element compound mixture colloid suspension

Calculate the volume in liters of a potassium iodide solution that contains of potassium iodide. Be sure your answer has the correct number of significant digits.

How many molecules are contained in 1.30 mol O2 Answer in units of molec How many molecules are in 1.70 mol He Answer in units of molec How many molecules are in 0.0800 mol NH3 Answer in units of molec How many molecules are in 15.

What type of bond allows metals to be flattened and shaped?

Describe how Electronegativity is related to metallic character of an element

What type of radiation wave from the Sun does this graphic display? answer choices: x rays microwave visible ray infrared ray

What is the charge associated with each side of the HCl molecule?

Neon is a gas made up of one type of atom. Which term best describes neon? A) molecule B) element C) compound D) mixture

When the liquid is poured through a fliter,

A student went to the dentist and found out that he had a cavity. He always brushes his teeth twice a day, so he didn't understand how he got a cavity.