Chemistry, 26.10.2019 00:43 lowkstahyna
Astudent collected a 40.0 ml sample of h_{2} 2 gas at a temperature of 20.0°c and pressure of 720.0 mmhg. the next day the temperature was still 20.0°c but the sample's volume has decreased to 38.4 ml. what is the new pressure, in mm hg?
Answers: 2
Chemistry, 22.06.2019 21:00
As we move from left to right across the periodic table, what is the general trend? a) atomic radii increase. b) electronegavitiy decreases. c) nuclear shielding increases. d) metallic character decreases.
Answers: 1
Chemistry, 23.06.2019 03:40
The following questions a24 - a26 relate to 100 ml of 0.0150 m solution of benzoic acid (c6h3cooh). ka(c6h3cooh) = 6.4 x 10^-5. what is the ph of the solution after the addition of 1 x 10^-3 moles of naoh? you may assume no volume change to the solution upon addition of the naoh.
Answers: 2
Astudent collected a 40.0 ml sample of h_{2} 2 gas at a temperature of 20.0°c and pressure of 720.0...
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