Q. Which option is incorrect about a bloom of algae?

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Q. Tiny droplets of water (sulfuric acid solution) in clouds are

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Q. Sulfur dioxide (SO₂) is

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Q. When acid rain falls in the river and lakes, the pH of water will

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Q. The unit of pressure is

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Q. The concentration of gas is proportional to the

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Q. Respiratory diseases in patients are diagnosed by analyzing partial pressure of gases in

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Q. Partial pressure is equal to total pressure multiply by

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Q. The pressure which is exerted by any one has in a mixture is called

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Q. A hydrocarbon which is composed of only one carbon and hydrogen is called

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Q. A large room which is filled with 2600 moles of gases contains 60 kg of nitrogen and 17 kg of

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Q. The hypothesis that the equal volume of all gases possess the same number of molecules is called

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Q. The mole concept helps us in the calculation of

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Q. Real gases do not react as expected the

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Q. The force of attraction and repulsion in the gaseous molecule is

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Q. The volume occupied by 0.5 moles of carbon dioxide at a pressure of 150kPa and the temperature of 19 °C will be

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Q. The relative molecular mass of a substance can be found by using

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Q. Durian fruit has a very strong smell which is mostly found in

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Q. The volume that a gas occupies, depends upon its

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Q. The value of R gas constant is 8.31 JK⁻¹mol⁻¹

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