If you could place a piece of solid silver into a container of liquid silver what it float or sink

Name the element in group 17, period 2. (periodic table)

Which of the following is most likely true about water in chemical solutions?

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next