Sodium-24 is an isotope of sodium. (a) how many protons will be found in this isotope. (b) how many neurons will be found in this isotope. (c) what is the the atomic mass of this isotope.

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

When the earth was formed and cooled, why did nickel and iron end up in the center of the earth while basalt and granite ended up in the outer layers

If 90.0 grams of ethane reacted with excess chlorine,how many grams of dicarbon hexachloride would form