When a certain isotope such as Pu-239 is hit by a neutron it will always split into the same smaller nuclei.

A. True

B. False

Mendel chose to study pea plants for their diversity. Give an example of an organism that would be difficult to use in the study of genetics. Justify your response in two or more complete sentences.

Which element is used for the shiny trim on cars

A 1.0 m aqueous solution of which substance would have the lowest ph? a. nh3 strike reset b. hcl strike reset c. ba (oh) 2 strike reset d. naf strike reset

An ion has a charge of 3+. if this ion has 8 protons, how moany electrons does it have? A 3 B 5 C 7 D 8 E 11

If arranged in order of increasing atomic mass, which element would come after chlorine?

In a hydrogen atom, what color is the emission line observed when electrons drop from the fifth to the second energy level?

What is always conserved in a chemical reaction? A. Mass is always conserved in a reaction. B. Energy is always conserved in a reaction. C. Mass and energy are both conserved. D. Nothing is always conserved in a reaction.

What impact would a sudden increase in the price of wood have on producers and consumer? How might each group respond to the change in price?

Which of these is NOT a colloid? a. Blood b. Fog c. Mountain Dew Soda d. Milk

Copper is added to a solution of nitric acid. The solution becomes hot and changes from colorless to dark blue. What is the best explanation for the change in temperature?