Which elements did you include in your question?
Check all that apply.
Format: What are the effects of X and Y on
Z?
Independent variable 1: temperature
Independent variable 2: particle size
Dependent variable: reaction rate

Which of the following is a testable hypothesis? a. if i brush my teeth, i will get fewer cavities than if i don't brush my teeth. b. green toothpaste tastes better than blue toothpaste or red toothpaste. c. smart, careful, healthy people always brush their teeth. d. it's wrong to not brush your teeth before you have an important conversation with someone.

Using the first volume and temperature reading on the table as v1 and t1, solve for the unknown values in the table below. remember to use the rules of significant figures when entering your numeric response.

Calculate the concentration of all species in a 0.165 m solution of h2co3.