1. You are given a bottle that contains 4.59 cm of a metallic solid. The total mass of the bottle is 35.66 g. The empty bottle weighs 14.23 g. What is the density of the solid?

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

How can the periodic table be used to predict the behavior of elements?