Question

Refer the given representation of pH scale and answer the following questions -
Enc.-
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-
DE QURACTEDRAL
BIC CHARLIGTER INCREDERS
NEUTRAL
10
11
12
a) What would be the H2O conc. of a substance having pH of 3.
b) What would be the nature of the substance having a pH of 11.
c) Milk goes sour by lactobacillus bacteria if it's pH falls below...

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Answer 1

Answer:

the nature of the substance having a PH of 11 and milk goes sour by lactobacillus bacteria if it's PH fall below

Answer 2

Answer:

A) 10^-3

B)Basic

C) 7

Explanation:

A)

According to the given diagram, it can be clearly seen that ph of 3 has the indication of 10^-3 .

B) Basic as the basic character increases from left to right and a substance having the ph of above 7 is termed basic.

C) ACIDIC THINGS ARE SOUR

HENCE BELOW 7.