A colorless crystalline compound when dissolved in water formed a color solution this compound was heated in a clean dry test tube this heating produced several droplets of water on the upper region of the test tube. The residue was dissolved in water and formed a yellow brown solution

At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

Are the results of a thoroughly tested hypothesis?