Valence electrons are: O a. Electrons that have been lost in an atom O b. Electrons in the nucleus of an atom O c. electrons in the outer-most shell of an atom O d. electrons in the inner-most shell of an atom

What is the compound name for S4O5

An atom has 143 neutrons, 92 protons, and 91 electrons. what element is it?

What is a chemical change that occurs when burning a candle?

Rank the metals from most reactive (1) to least reactive (3) silver, strontium, and technetium

What is the chemical equation for a reaction between copper (ll carbonate and heat?

What do you get when you mix lemons with gunpowder

What is the mass of 9.92*10^24 molecules of methanol?

How many moles of h2so4 are required to react with 6.80 miles of al2o3

Which explanation best describes a wave? A. a disturbance that travels through a medium with a transfer of energy and matter B. a disturbance that travels through a medium without a transfer of energy and matter C.

The requirements for one type of atom to substitute for another in a solid solution are: