10. the number of protons in an atom is determined by the?

a. symbol
b. atomic mass
c. atomic number
d. group or period

atomic number

Explanation:

the atomic number is the same as the number of protons, you can identify it in the periodic table.

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne