Problem: When making up a solution of accurately known volume, one has to allow the solution to reach room temperature before bringing the volume up to the mark because: a) the same mass of a liquid will occupy different volumes at different temperaturesb) heat may be evolved when a liquid is added to a solid in a flaskc) heat may be evolved when two liquids are added together in a flaskd) none of the above is truee) all of the above is true

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Problem Details

When making up a solution of accurately known volume, one has to allow the solution to reach room temperature before bringing the volume up to the mark because:

a) the same mass of a liquid will occupy different volumes at different temperatures

b) heat may be evolved when a liquid is added to a solid in a flask

c) heat may be evolved when two liquids are added together in a flask

d) none of the above is true

e) all of the above is true

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