The universe contains billions of galaxies, each containing billions of stars.

True or false

What is a ionic equation verses a molecular equation?

Q. A Substances that form hydrogen ions when released in water are called ... Choose one high acids bases saturated suspension salt solution hydrogen ions

Rutherford's experimental observations, which of the following statements describes the structure of the atom according to Rutherford's atomic model?

How many moles of caco3 would have to be decomposed to produce 129 grams of cao?

What is 72.4 grams of neon in moles?

Oceans make the temperaturs of nearby land more extreme ... True or false

In a chemical reaction, atoms are created/rearranged. The atom are joined together in the same/different arrangements after the reaction. The total number of each type of atom is greater/less/The same after the reaction.

Is dry ice subliming, endothermic or exothermic?

An atom that gains or loses an electron has a net electric charge and is called a/n A. ion. B. electron. C. proton. D. neutron.

Write the name of the following compound NH^3