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Chemistry

Chemistry
Which of the following is a commercial source of energy?

Dried dung
Sun
Agricultural waste
Natural gas

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Chemistry
1 carat of diamond is equal to

100 mg
200 g
200 mg
100 g

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Chemistry
The temperature of oxy-acetylene flame is around

2800°C
3600°C
3200°C
4000°C

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Chemistry
White phosphorus is generally kept under

Alcohol
Kerosene oil
Glycerine
Water

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Chemistry
If a buffer solution is diluted its pH

Is increased
Remains same
Will slowly increase and then it will decrease
Is decreased

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Chemistry
Limestone is a raw material used by which industry?

Cement
Aluminium
Fertilizers
Petrochemicals

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