Samantha is investigating the densities of several liquids. Which action is the result of her creative thinking ?

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

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Consider the four elements above. which one of these elements will combine with oxygen in a 1: 1 ratio?