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Number of molecule present in 560 cm3 of NH3 at STP are

(a)

6.022  1023  molecules

(b)

4  1023 molecules

(c)

0.25 6.022 1023  molecules

(d)

0.5 6.022 1023 molecules


Question ID - 103501 :-

Number of molecule present in 560 cm3 of NH3 at STP are

(a)

6.022  1023  molecules

(b)

4  1023 molecules

(c)

0.25 6.022 1023  molecules

(d)

0.5 6.022 1023 molecules

1 Answer
5876 Votes
3537

Answer Key : (c) -

0.25 6.022 1023  molecules



Next Question :

Percentage purity of a sample of gold is 85%. How many atoms of gold are present in 1g sample? (Atomic mass of gold = 197 u)

(a)

2.6 1021

(b)

2.61023

(c)

3.01021

(d)

4.51020


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