An ungraduated mercury thermometer "Q" attached to a millimetre scale reads 22.8mm in ice and 252.5mm in steam at standard pressure. What will it read on a day when the temperature is 30°F
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An ungraduated mercury thermometer "Q" attached to a millimetre scale reads 22.8mm in ice and 252.5mm in steam at standard pressure. What will it read on a day when the temperature is 30°F
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