Temporary hardness of water may be removed by adding
...Temporary hardness of water may be removed by adding
calcium hydroxide
calcium carbonate
calcium chloride
sodium bicarbonate
Correct answer is A
No explanation has been provided for this answer.
The ultimate source of water is ...
Trichoderma β-glucanase is reported ...
Sulphydryl oxidase is used for ...
Permanent hardness of water may be removed by the addition of ...
Sanitizers used for rubber made equipments are ...
Hersperidinase is used for ...
The reduction in off flavour of beer is practiced through ...
Lagoons may be characterized as ...
Permanent hardness of water is caused by the presence of ...