Q. Ultra-fast laser technique was first used by

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Q. The small changes in volume are measured by an instrument called

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Q. The method in which small samples of the reaction mixture is carried out at various times for chemical analysis is called

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Q. The units of concentration is

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Q. Stopped flow spectrophotometry is use to monitor course of

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Q. Reactions which take place on 10⁻¹⁴ to 10⁻¹⁵ seconds are termed as

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Q. Changes in electrical conductivity during reactions is due to

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Q. A colorimeter helps to measure in a reaction mixture its

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Q. The change in color of the particular reactant can be detected in

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Q. The physical property of any reaction mixture is analyzed over a specific time period is

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Q. Measurement of increase in concentration of reactant and increase in concentration of product over a specific time period is called

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Q. A substance which increases the rate of reaction but itself remain chemically unchanged is called a

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Q. If the proportion of particles with energy is greater than activation energy, the reaction will

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Q. The rate of reaction in cm³ of gas per second can be calculated by measuring

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Q. The study of the rate of chemical reactions is called

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Q. The rate of reaction is increased with the increase in

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Q. A balanced chemical equation doesn't give any information about

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Q. According to collision theory, the reaction speeds up when a frequency of reaction

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Q. If particles have enough energy to react and change themselves into product particles, it makes possible

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Q. The rate of reaction is the change in the number of reactants or products in specific

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