Question

Identify the following as acids, bases, or neutral solutions.
A) neutral
B) acid
C) base
1> has a sour taste
2> has a pH = 4.5
3> turns blue litmus paper red
4> contains more hydronium ions than hydroxide ions
5> H2O
6> [H3O+] = 3.4 x 10-5 M
7> [OH-] = 2.8 x 10-2 M
8> Ca(OH)2
9> pH =9.0
10> [H3O+] = 1.0 x 10-7 M

Answer

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