There are eight protons in an oxygen atom and one proton in a hydrogen atom. What are these number called?

A: periodic table

B: mass number

C: atomic number

Balance the following reaction: Mg + HCl → MgCl2 + H2 Enter your answer in the space provided.

What types of cells in your body are no longer undergoing mitosis

If the cost of electricity is 8 cents/kWh, how much will it cost to use the light for a whole year (365 days) ?

What contains elements with similar properties in the periodic table? A) a column B) a row C) a period

How many kilograms are in 6.983 moles of baking soda (NaCHO3) ?

Fission reactions can get of of control without what taking place?

In which main energy level does the 's' sublevel first appear? K (first main energy level) L (second main energy level) M (third main energy level) N (fourth main energy level)

What is the nuclear charge of an alpha particle?

How many protons electrons and neutrons does 13C contain

Are all individuals in a population of animals or a population of plants identical