What is the pressure of the gas in this mercury manometer if h = 57 mm and atmospheric pressure is 769 mmHg?
回答 (2)
2017-04-30 8:20 am
✔ 最佳答案
If the pressure in the manometer was equal to atmospheric, h would be 0.0 The gas pressure is 769 - 57 = 712mm
2017-04-26 10:34 am
Pressure of the gas
= (769 - 57) mmHg
= 712 mmHg
= (769 - 57) mmHg
= 712 mmHg
收錄日期: 2021-04-18 16:59:30
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