When temporary hard water is boiled, one of the substance...
When temporary hard water is boiled, one of the substances formed is
calcium bicarbonate
calcium sulfate
hydrogen chloride
carbon dioxide
Correct answer is D
No explanation has been provided for this answer.
The chemical oxygen demand (COD) measures the ...
From the following sanitizers which one comes under category of surface active agents? ...
Conventional tertiary treatment is ...
The purest form of naturally occurring water is ...
Chymosin hydrolyses the bond between ...
The reduction in off flavour of beer is practiced through ...
Zeolite softening process removes ...
The enzyme used to reduce bitterness of grapes commonly contains ...