• Answer the following questions according to the given
figure: -
0 1 2 3 4 5 6 7 8 9 10 11 12 13 14
acidic
neutra
alkaline
(a) Identify the given figure
(b) Define the given figure
(c) In what ways the given figure is used?
(d) Name 5 substances:
• With pH value of 0-7
. With pH value of 7 - 14
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Answer:
0 to under 7 are acid
7 is neutral
after 7 all are base
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