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Saturday, February 2, 2019

Isotopes

Isotopes: they are atoms of same element, they have same atomic number (z), but different mass number A

simulation


PH-Scale of acid/base solution

Identify the relation between PH, concentration of H3O+, and concentration of HO-

Monday, January 28, 2019


atom.

Using Edmodo tool to identify the composition of atom







We Video tool Explain the titration of weak base NH3 by Strong Acid H3O+


Thursday, January 24, 2019