Q. In graph of decrease in mass against time, fastest reaction shows

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Q. An average size cigarette burns in 10 seconds

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Q. Many catalysts are

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Q. Speed of a reaction can be measured through

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Q. MSG (Monosodium glutamate) is added in food

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Q. Hydrogenation of alkenes in margarine manufacturing requires catalyst of

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Q. Flour mills and coal mines need to be well ventilated because

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Q. Sugar cubes dissolve more slowly in hot drink than granulated sugar because

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Q. According to collision theory, increase in temperature increases

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Q. Nitric Acid (HNO₃) manufacturing requires catalyst of

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Q. Uses of enzymes does not include

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Q. Biological catalyst to convert Hydrogen Peroxide (H₂O₂) into water (H₂O) and oxygen (O₂) is

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Q. Rate of decomposition of hydrogen peroxide can be expedited through

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Q. Enzymes cannot

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Q. In a certain volume, higher temperature

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Q. If a piece of blood-rich liver is dipped in hydrogen peroxide, gas given off is

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Q. Speed of a reaction can be measured through

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Q. Optimal temperature for enzymes is

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Q. Suitable apparatus to measure volume of gas given off is

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Q. At 100 °C, speed of reaction becomes

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