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Calculate the molarity of pure water at ...

Calculate the molarity of pure water at room temperature if its density is `0.998 g cm^(-3)`

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To calculate the molarity of pure water at room temperature given its density of 0.998 g/cm³, we can follow these steps: ### Step 1: Understand the Definition of Molarity Molarity (M) is defined as the number of moles of solute per liter of solution. In this case, since we are considering pure water, we will calculate the moles of water in 1 liter of water. ### Step 2: Convert Volume to Mass Using Density We know the density of water is 0.998 g/cm³. To find the mass of 1 liter (1000 mL) of water, we can use the formula: \[ ...
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Knowledge Check

  • The molarity of 648 g of pure water is

    A
    36 m
    B
    55.5 m
    C
    3.6 m
    D
    5.55 m
  • An element occurs in bcc structure. It has a cell edge length of 250 pm. Calculate the molar mass if its density is 8.0 g cm^(-3) . Also calculate the radius of an atom of this element.

    A
    109.25pm
    B
    108. 27 pm
    C
    208.24pm
    D
    108.25 pm
  • Iceberg floats in sea water with a part of it submerged. The percentage fraction of the ice berg not submerged is (density of ice = 0.9 g cm^(-3) , density of sea water = 1.1 g cm^(-3) )

    A
    `18%`
    B
    `12%`
    C
    `10%`
    D
    `8%`
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