Chemistry, 03.06.2021 05:50 thedarcieisabelleand
a tank that has a total pressure of 18.9 atm contains 3.6 atm of helium, 9.7 atm of argon, and an unknown amount of xenon. What us the partial pressure of xenon in the tank? A-12.8atm B-13.3atm C-5.6atm D-6.1atm
Answers: 2
Chemistry, 21.06.2019 16:30
10-14. (a) when 100.0 ml of weak acid ha were titrated with 0.093 81 m naoh, 27.63 ml were required to reach the equivalence point. find the molarity of ha. (b) what is the formal concentration of a- at the equivalence point? (c) the ph at the equivalence point was 10.99. find pk. for ha. (d) what was the ph when only 19.47 ml of naoh had been added?
Answers: 1
Chemistry, 22.06.2019 05:00
Given sno2 + 2h2 - sn + 2h20 tin oxide reacts with hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grams of sn?
Answers: 3
Chemistry, 22.06.2019 10:30
How do you lengthen a pattern piece? (family and consumer science, sewing)
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Chemistry, 22.06.2019 12:00
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?
Answers: 2
a tank that has a total pressure of 18.9 atm contains 3.6 atm of helium, 9.7 atm of argon, and an un...
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