ICSE Class 10 Answered
FIND THE NUMBER OF HYDROGEN ATOMS IN 0.25 MOLES OF H2SO4 (HYDROCHLORIC ACID). PLEASE ANSWER THIS QUESTION SOON. PLEASE.
Asked by kandappan | 08 Sep, 2018, 10:41: AM
Expert Answer
As we know, 1 mole of H2So4 has 2 moles of hydrogen atoms, 1 mole of sulphur atom and 4 moles of the oxygen atoms.
For 2 moles,
1 : 2 = 0.25 : x
therefore x = 0.50 moles
Now, one mole contains 6.02 X 1023 atoms
hence,
1 : 6.02 X 1023 = 0.5 : x
x = 3.011 X 1023 hydrogen atoms.
Answered by Ramandeep | 10 Sep, 2018, 12:30: PM
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