Most nonmetals form covalent or ionic bonds, depending on the element with which they react. Carbon predominantly forms covalent bonds since it has 4 valence electrons and can form single, double or triple bonds with other elements. What element will form an ionic bond with carbon?

A) calcium
B) hydrogen
C) neon
D) oxygen

Seltzer water is created by placing water under pressure with carbon dioxide gas. which of the following statements best describe seltzer water: a. the solution will be slightly acidic b. the solution will be slightly basic. the solution will be strongly acidic. d. the solution will be strongly basic. e. the solution will be neutral

21. consider the following chemical reaction: n2+ o2 2 no if 10.0 g of n2 reacts with excess oxygen then how many grams of no can be formed? a) 10.7 g b) 21.4 g c) 32.9 g d) 42.8 g page 4 of 8

Explain what happens at the saturation point when adding salt to water at room temperature.