Caclulate the pH for a solution with an [H+] = 9.75 x10-4

pH=3.01

Explanation:

pH=-log[H+]

=-log(9.74x10e-4)

=3.01

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each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.