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Chemistry

Chemistry
Citric acid is present in free form in

Tamarind
Apple
Lemon
Milk

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Chemistry
The liquid waste from kitchens and baths, of residences is known as :

Domestic sewage
Refuse
Storm water
Sullage

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Chemistry
Which one of the following elements is least likely to be found in commercial fertilisers?

Nitrogen
Potassium
Phosphorous
Silicon

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Chemistry
What is used in storage batteries?

Copper
Tin
Zinc
Lead

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Chemistry
One carat of diamond is equal to

250 mg
100 mg
150 mg
200 mg

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Chemistry
Chile saltpeter is the common name of:

Sodium nitrate
Sodium nitrite
Potassium nitrate
Potassium nitrite

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MORE MCQ ON Chemistry

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