Calcium is an element. what is the smallest particle of calcium that has all the chemical properties of calcium?

Drag each number to the correct location on the equation. each number can be used more than once, but not all numbers will be used. balance the equation with the coefficients. 2 3 4 5 kclo3 -> kcl + o2

When you mate two plants together the terms is called? answer it fast as possible plz! i have a test tomorrow!

How many moles of al3+ ions are in 1.25 moles of al2o3