Chemical formulas represents a molecule?

Which type of bonding involves the complete transfer of a valence electron from a less electrogrative atom to a more electronegative one

Write a hypothesis that answers the lesson question, “while observing a chemical reaction, how can you tell which reactant is limiting? ” hypothesis: if a substance is the limiting reactant, then . . because . .

What is the ph of a solution that has a hydrogen ion concentration of 1.0 * 10 -9 m?