Chemistry, asked by Anonymous, 5 months ago

52u of He contains how many atoms

Answers

Answered by dhwanikhunt00

1

Answer:

7.8286 × 10^24. In 52 u of He 7.8286 × 10^24 atoms are present

Answered by ANSHIKAYADAV05

1

Answer:

7.8286x10^23

Explanation:

1 mole of helium have mass is =4u
number of moles in 52u of helium=53/4
=13 moles
1 mole is equal to 6.022 x 10^ 23 atom
In 13 He=13x6.622x10^23
78.286x10^23
=7.8286x10^24

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