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Chemistry

Chemistry
Sea weeds are important source of

Iron
Bromine
Iodine
Chlorine

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Chemistry
Entropy of Universe is always

Decreasing
Zero
Constant
Increasing

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Chemistry
The common name of sodium bicarbonate is

Soda ash
Baking powder
Baking soda
Soda lime

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Chemistry
Tar roads get damaged if there is

No maintenance
No sloping
Stagnation of water on road
Heavy traffic

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Chemistry
Philosopher’s wool is chemically

Magnesium oxide
Aluminium oxide
Calcium oxide
Zinc oxide

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Chemistry
Which one of the following is used as a sowing agent in the preparation of soft drinks?

Phosphorus acid
Phosphoric acid
Salicylic acid
Boric acid

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