Classify the reaction that makes a firefly glow in terms of energy input and output

Which of the following is an example of how research into the effects of a chemical has changed how it is used? A. Finding out that a pesticide is dangerous but continuing to use it B.

Viktor tests a solution with a strip of blue litmus paper. The paper turns pink. The solution is a

A direct relationship occurs when: two variables increase at the same time two variables decrease at the same time one variable increases as another variable decreases xy=k select all that apply

How does the polarity of water make water more cohesive than other liquids?

Match element to how many valence electrons it has Al S Na Si Mg P 4 5 3 6 2

Which is an example of Temporal Isolation? A. Flowers that bloom in different months. B. Birds that have different mating calls C. Fruits flies that mate in different locations. D. Squirrels that have different fur colors

A chemical reaction can start when enough activation energy is added to the reactants. Do you think the activation energy for chemical reactions in living things is high or low / Explain your answer

20 Which statement describes a reversible reaction at equilibrium? (1) The activation energy of the forward reaction must equal the activation energy of the reverse reaction.

Count the total number of atoms in CaCO3: 2 3 4 5 6

Question #21TrueFalse The general name for a substance added to a reaction that affects the rate but is not consumed in the reaction is called a complex a. True b. False