Question

0.44 g of a colourless oxide of nitrogen occupies 224 mL. at 1520 mm of Hg and 273°C. Identify the compound. How, much in grammes does one molecule of this compound weight?​

Answer 1

Answer:

If 0.44 g of a colourless oxide of nitrogen occupies 224 ml at 1520 mm hg and 273oC, then the compound is. NO₂ N₂O.

Explanation:

Answer 2

Answer:

At 1520 mm Hg and 273

0

C, the volume is 224 ml. Thus, at 760 mm Hg and 0

0

C, volume will be given by

T

1

P

1

V

1

=

T

2

P

2

V

2

546

1520×0.224

=

273

760×V

2

This gives V

2

=0.224L

0.224L corresponds to 0.44g . Hence, 22.4L (1 mole) corresponds to

0.224

0.44

×22.4=44 g

In all options, N

2

O compound with molecular weight 44g .