Which of the following has a mass of 10.0 g? a 2.02 mol Ne
b 0.119 mol Kr
C 1.25 mol He
d 0.400 mol Ar

Which of the following methods uses the decay of atomic particles in an object to find its exact age? a. fossil dating b. geologic dating c. radioactive dating d. relative dating

What happens to the atomic radius when an elctron is lost

Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride