A Flask Contains 3.2g of Sulphur Dioxide.Calculate the Following : the Moles of Sulphur Dioxide Present in the Flask.

A flask contains 3.2g of sulphur dioxide.Calculate the following : The moles of sulphur dioxide present in the flask.

बेरीज

Moles = Weight of substance in grams/ molecular weight
So, Moles of SO₂ = 3.2/64 = 0.05

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पाठ 5: Mole Concept and Stoichiometry - Exercise 6 [पृष्ठ १२०]

पाठ 5 Mole Concept and Stoichiometry
Exercise 6 | Q 2.1 | पृष्ठ १२०

Calculate the molar mass of the following substance:

Phosphorus molecule, P₄ (atomic mass of phosphorus = 31)

Choose the correct answer from the options given below:

The ratio between the number of molecules in 2g of hydrogen and 32g of oxygen is:

[Given that H = 1, O = 16]

How many moles of O2 are there in 1.20 × 1022 oxygen molecules ?

How many atoms are there in 0.25 mole of hydrogen ?

Prove the Following :
One mole of any gas contains th e same number of molecules.

Fill in the blank
Avogadro's number is equal to ______

Define the term:

Relative molecular mass

Calculate the number of moles of methane in 0.80 g of methane.

Determine the number of molecules in a drop of water which weighs 0.09 g.

Compute the difference in masses of 10³ moles each of magnesium atoms and magnesium ions.

(Mass of an electron = 9.1×10^–31 kg)