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Chemistry Test ...

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  • Question 1
    3 / -1

    The molecular shape of CO2 is not similar to

  • Question 2
    3 / -1

    An example of a commonly used Insecticide is:

  • Question 3
    3 / -1

    Van't Hoff factor of Ca(NO3)2 is

  • Question 4
    3 / -1

    How many moles of Na2S2O3 can be produced from 32 g of sulphur?

  • Question 5
    3 / -1

    Which of the following equations correctly represents the standard heat of formation (ΔHf0) of methane?

  • Question 6
    3 / -1

    Suppose that a sample of 100 g of water contains 0.025 g of chlorine. The concentration of chlorine in ppm will be

  • Question 7
    3 / -1

    A 3d electron having s = +½ can have magnetic quantum number

  • Question 8
    3 / -1

    The values of heat of combustion of rhombic sulphur and monoclinic sulphur are 70960 calories and 71030 calories, respectively. What is the heat of conversion of rhombic sulphur to monoclinic sulphur?

  • Question 9
    3 / -1

    What volume of 0.1 M ethanol is required for the preparation of 5.6 g of C2H4 using concentrated H2SO4?

  • Question 10
    3 / -1

    How many moles of magnesium phosphate Mg3(PO4)2 will contain 0.25 moles of oxygen atoms?

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