Question

19. Choose the correct match/matches
(1) 18 ml of H20 at 4°C
NA molecule of H2O
(2) 11.2 L of Co, at 273°C
NA/2molecule of CO2
and 1°C

(3) 56 g of Fe57
Na atom

(4) 5.6 L of CH4 at STP
4 g weight
with full explanation fast plz​

Answer 1

Answer:

5.6 L of CH4 at STP 4 g weight

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