The sum of the protons and neutrons in an atom equals the
a.
atomic number
c.
atomic mass unit
b.
nucleus number
d.
mass number

Aspirin has a density of 1.40 g/cm3 what is the volume in cubic centimeters of a tablet weighing 320 mg ?

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

In which phase(s) do the molecules take the shape of the container?