Mole Concept Quiz 14 – Punjab Meritorious School Preparation Portal

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22.4 litre of water vapour at NTP, when condensed to water, occupies an approximate volume of

18 litre

1 litre

1 mL.

18 mL

If 0.5 mole of BaCl₂ is mixed with 0.2 mole of Na₃PO₄ the maximum number of mole of Ba₃(PO₄)₂ that can be formed is:

0.7

0.5

0.30

0.1

For the reaction, A + 2B -> C 5 moles of A and 8 moles of B will produce:

5 moles of C

4 moles of C

8 moles of C

13 moles of C

The number of atoms present in 16 g of oxygen gas is

Question is mentioned below :

63.5 g

31.75 g

34 g

20 g

10 ml. of gaseous hydrocarbon on combustion gives 40 ml. of CO₂(g) and 50 ml. of H₂O (vap). The hydrocarbon is

Which has the highest mass?

In a gaseous reaction of the type aA + kB = cC + dD which is wrong?

a litre of A combines with b litre of B to give C and D

a mole of A combines with b mole of B to give C and D

a g of A combines with b g of B to give C and D

a molecules of combines with b molecules of B to give C and D

The ionic strength of Na on mixing 100 mL. 0.1 M NaCl and 100 mL. 0.1 M Na₂SO₄ is:

0.2

0.1

0.3

0.075

The equation.

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