Define density and erute the formula and units for calculating density

An element with 20 protons and 20 electrons gains one electron. the electron goes into what type of orbital?

What is a nucleus, chromosome, chlooplasts, cell membrane, cytoplasm? controls what goes in and out of the cell holds all the cell organelles contains all the genetic info in a cell fluid filled bubble responsible for getting rid of waste in plant

Physical change in a sentence

My poem: Whose thee to say black or white heart of diamond or thee heart of gold Peace of soul or doubt of fool To thee I say thee dont know and to love thee self thee self different then others of though though doesnt change though wont change My

What is a generator?

What information does a net ionic equation give that a complete ionic equation does not show

What is the molality of a solution containing 4.0 moles of solute in 3.2 kg of solvent? Round to the nearest tenth. Don't forget the units.

What is the name of a binary compound made up of lithium and chlorine?

A scientist in London and a scientist in California both conducted independent investigations that produced similar results.

When magnesium combines with oxygen, the reaction involves a. a conversion of protons into electrons. b. sharing of electrons between Mg and O. c. transfer of electrons from Mg to O. d. transfer of electrons from O to Mg.