When thermal energy is transferred when water is heated in a teapot, what happens to the molecules and temperature of the water before and after heated?

What does the process of natural selection involve

At stp, which substance is the best conductor of electricity? a. nitrogen b. neon c. sulfur d. silver

When hydrogen peroxide (h2o2) is added to potassium iodide (ki) solution, the hydrogen peroxide decomposes into water (h2o) and oxygen (o2). the chemical equation for the decomposition reaction is: 2h2o2—> 2h2o + o2. what is the role of the potassium iodide in this reaction? a. reactant. b. product. c. precipitate. d. catalyst.