The titration of a 25.00 mL sample of a NaOH solution of unknown concentration required 27.88 mL of 0.159 M H2SO4. What is the molarity of the NaOH?

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.