Question

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11.2 litres of hydrogen at STP contain
12 molecules (2)1 atom
(3) 6.023x1023 molecules (4y6.023x1023 atoms
0.5 gm mole of sodium hydroxide weighs
44 20gm (2) 40gm (3) 0.5gm (4) 50 gm
10 gm Caco, contains
3.
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Answer 1

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11.2 litres of hydrogen at STP contain

12 molecules (2)1 atom

(3) 6.023x1023 molecules (4y6.023x1023 atoms

0.5 gm mole of sodium hydroxide weighs

44 20gm (2) 40gm (3) 0.5gm (4) 50 gm

10 gm Caco, contains

3.