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Chemistry Test ...

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  • Question 1
    1 / -0

    A,B and C gases taken in a volume ratio of 3:2:4 contains atoms in the ratio of 1:2:8/3. The gases having minimum and maximum atomicity are respectively:

  • Question 2
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    Which of the following are arranged from smallest unit to largest unit?

  • Question 3
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    A triatomic gas having 3.6132×1024 atoms has to be stored in a container.What should be the volume of container to store the gas at 1 atm pressure?

  • Question 4
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    The number of significant figures in 0.00052 is :

  • Question 5
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    The density of mercury is 13.6 g/mL. What is the volume of a 200 gram sample of mercury? (Hint: use the density as a conversion factor.)

  • Question 6
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    Significant figures in a number show:

  • Question 7
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    112 litres of a gas contains 1.2044×1025atoms. The gas can be:

  • Question 8
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    The number of nucleons present in 2.4 mL of CO2 at STP are:

  • Question 9
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    While having a fire drill session in Toppr, 11.2L of CO2 gas was used at STP. Now, Ritika is curious to know the total number of oxygen atoms spent in the fire drill. She provides the above data to an intern to get her the answer. The answer is:

  • Question 10
    1 / -0

    Calculate the number of moles of electrons present in 11.2L of N2.

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