Home
Class 11
CHEMISTRY
Sodium is an essential constituent of ou...

Sodium is an essential constituent of our body. Calculate the percentage of sodium in the breakfast cereal which has been advertised to contain 40 mg of sodium per 50 g of the cereal.

Text Solution

Verified by Experts

Percentage of sodium `= ("Mass of sodium grams")/("Mass of cereal in grams")xx100`
`=((40xx10^(-3)g))/((50.0g))xx100=0.08%`.
Promotional Banner

Topper's Solved these Questions

  • MOLE CONCEPT

    DINESH PUBLICATION|Exercise Board Examinations|35 Videos

  • MOLE CONCEPT

    DINESH PUBLICATION|Exercise N.C.E.R.T (Short answer)|13 Videos

  • HYDROGEN

    DINESH PUBLICATION|Exercise LONG|1 Videos

  • NOMENCLATURE OF ORGANIC COMPOUNDS

    DINESH PUBLICATION|Exercise MCQs|13 Videos

Similar Questions

Explore conceptually related problems

The percentage of sodium in a breakfast careal labelled as 110 mg of sodium per 100 g of cereal is:

Calculate the mass of sodium sulphate required to prepare its 20% (mass per cent) solution in 100 g of water?

(a) Define molarity. (b) Calculate the molarity of sodium carbonate solution, containing 0.53 g of sodium carbonate dissolved in 200 mL of the solution.

Calculate the mass of sodium which contains same number of atoms as are present in 15 g of calcium (at. mass of Ca = 40, Na = 23).

Calculate the molality of a solution containing 20g of sodium hydroxide (NaOH) in 250g of water ? .

The atomic number of sodium is 11. How many protons are there in the nucleus of sodium atom ? How manu electrons does an atom of sodium contain ? How many electrons and protons does an ion of sodium which has a charge of +1 contain ?