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(a) 1 to 3
(a) less than 7
(a) pH meter
When one drop of universal indicator is mixed with one drop of sample, a red colour is produced. The pH value of this sample will be in the range
(a) 1 to 3
(a) 1 to 3
See lessChlorine is passed through water for its purification. Its pH value will be
(a) less than 7
(a) less than 7
See lessWhich of the following is a suitable method to find out the accurate pH value?
(a) pH meter
(a) pH meter
See less