It was found to weigh 1.95g and from this we can calculate the mass of copper sulfate in solution at the start \(CuSO_{4} + 2NaOH \rightarrow Cu(OH)_{2} + Na_{2}SO_{4}\) Step 1 - Work out the ...

This video is an interactive lesson in calculating an atom’s mass and atomic number. Atoms consist of a nucleus containing protons and neutrons, surrounded by electrons in shells. The numbers of ...