Where does the majority of drinking water come from in rural areas in North Carolina?

A.

groundwater

B.

rivers

C.

oceans

D.

ponds

According to the valence bond theory the triple bond in ethyne consists of

Which is true about sugar dissolving in water? • sugar is the solute, and water is the solvent. • both sugar, and water are solutes • both sugar, and water are solvents • sugar is the solvent, and water is the solute

What led Thomson to decide that Dalton's atomic model needed to be revised?

The kind of hazardous waste disposal that most clearly resemble recycling is

Consider the balanced chemical equation. H2O2 (aq) + 3I - (aq) + 2H + (aq) →I3 - (aq) + 2H2O (l) In the first 15.0 s of the reaction, the concentration of I - drops from 1.000 M to 0.871 M.

If heat flows out of a system, the heat change (AH) will be , and the reaction will be

what mass of sucrose needs to be dissolved into 540 g of water in order to prepare a 15.0% by mass solution?

If I want to say HCl (g), do I need to say the gas form of hydrogen chloride or hydrochloric acid?

Given what you know about acids and bases, which of the following descriptions is the most accurate? A. We can tell a substance is acidic if it had a high pH B. A basic substance has a low pH C.

A 0.610 m aqueous solution of kbr has a total mass of 75.0 g. what masses of solute and solvent are present?