What are the two elements needed for neural communication to happen? sodium and ions sodium and potassium potassium and electricity all are correct element pairings

Which structural formula correctly represents an organic compound

Would you use sandstone or slate for building

A manual page break is also known as a soft page break.

What mass of KBr (in grams) should you use to make 150.0 mL of a 1.70 M solution of KBr?

As the number of electrons added to the same principal energy level increases, atomic size generally A. increases. B. decreases. C. remains the same. D. varies randomly.

A 20.0 ml sample of 0.150 m ethylamine is titrated with 0.0981 m hcl. what is the ph after the addition of 5.0 ml of hcl? for ethylamine, pkb = 3.25

Some polymers are elastic because they are made of a. carbon. c. sugar and alcohol. b. phosphate ladders. d. cross-linked chains.

The hot converting blank is the layer of rock between the earths crust and core

Compare the compressibility of gases and liquids. Support your answer by describing the arrangement of particles in gases and liquids.

Why are ionic crystals soluble in water?