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Pure Substances

How many mole...

Question

How many molecule of O2 are present in 1L air containing 80% volume of O2 at STP?

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Similar questions

Q. How many molecules of

O_{2}

are present in 1 L air containing 80% volume of

O_{2}

Q. How many atoms are present in 22.4 L of

O_{2}

Q. Air contains 21% of oxygen by volume. The number of moles of

O_{2}

present in 5 L of air at STP conditions is:

Q. How many litres of

O_{2}

at STP are needed for the complete combustion of

80 g

of liquid hexane (

C_{6} H_{14})

G i v e n : C_{6} H_{14} + O_{2} \to C O_{2} + H_{2} O

)

N H_{3}

6.02 \times 10^{23}

molecule at STP. How many molecules are present in 100 ml of

C O_{2}

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