A barometer mistakenly contains 165 mm of water above the mercury column (so there is water vapor instead of vacuum at the top of the barometer).On a day when the air temperature was 21 ° C, the mercury height was measured 720 mm (corrected for thermal expansion). QUESTION Calculate barometric pressure in Pa and if the ambient temperature is increased to 29 ° C but the barometric pressure does not change, will the

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A barometer mistakenly contains 165 mm of water above the mercury column (so there is water vapor instead of vacuum at the top of the barometer).On a day when the air temperature was 21 ° C, the mercury height was measured 720 mm (corrected for thermal expansion).

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Calculate barometric pressure in Pa and if the ambient temperature is increased to 29 ° C but the barometric pressure does not change, will the height of the mercury column change? doesn't it change If it changes (does it increase or decrease)? Explain your answer.

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