Question

The mass of 2.8 litres of CO2​

Answer 1

Answer:

mass of 22.4 litres of co2 equal tk mass of 1 mole equal to 44g.

since conditions are not given but we know volume at stp and ntp are approx same

applying unitry method

22.4............44g

1.........44/22.4

2.8L............5.5g

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Answer 2

Answer:

2.8/22.4 : 0125 moles, from mole concept 1 mole of CO2:44g what about 0. 125 moles