Sally’s teacher asked her to classify the organisms in a sample of pond water. Sally believed that they all belonged to the same kingdom. Sally could be correct. Some organisms were multicellular and some were unicellular. What kingdom should Sally put them in.

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.

What type of reaction is shown below? check all that apply. 2h2o2 → 2h2o + o2 synthesis decomposition combustion

To find the enthalpy of a reaction in the lab, you measured the of the reactants and the change during the reaction.