Amphibian eggs are? a. hard and breakable b. soft and jelly c. tough and leathery d. bumpy and crusty? plz

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

Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.

How do you convert 4 mmol of bromobenzene to ml?