True or false: atoms in each state of matter are always in motion

A sample of metal has a mass of 18.20g, and a volume of 7.38mL. What is the density in g/cm^3?

Which does heat represent?

The evaporation of liquid water from the surface of the earth is an important step in the water cycle. How do water molecules obtain enough kinetic energy to escape into the gas state?

A chemist mixes lead (ii) nitrate and potassium iodide solutions (both of which are clear liquids) yellow precipitate appears in the final solution. the remaining liquid is an ionic solution. solid precipitates containing lead are always yellow

Pure water is neutral. if water is neither an acid nor base what is the ph of the water

What is a greenhouse gas?

What symbol of xenon would be a part of the noble gas notation for the element?

Why do you think the process to create a protected area takes so long?

Calculate the molarity of a solution prepared using 127 grams of KCI with a volume of 552 mL

An object has a mass of 3.30 and a volume of 0.1063 l what is the density