Chemistry, 10.03.2021 21:20 jtingley0502
1)why we use dilute acid in the preparation of H2 gas 2)why don't use HNO2, rather than use HCl and H2SO4 in the H2 gas preparation.​
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Chemistry, 22.06.2019 02:30
List four observations that indicate that a chemical reaction may be taking place
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24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm
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1)why we use dilute acid in the preparation of H2 gas 2)why don't use HNO2, rather than use HCl and...
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