Chemistry, 24.11.2020 18:00 franklinkaylieg1145
Hello! I would really appreciate any help on this chemistry question on effusion and diffusion. Thank you! :) If a mixture composed of 3.2 grams of helium, 4.9 g oxygen, 5.5 g argon exerts a total pressure of 980 Torr, what is the pressure the helium exerts in the container in atm?
Answers: 1
Chemistry, 21.06.2019 20:30, jbarbie3
12. complete each of the following word equations for synthesis reactions. a. sodium + oxygen -> b. magnesium + fluorine -> 13. complete and balance the equations for the decomposition reactions. a. hgo -> [with the triangle heat symbol above the arrow] b. h2o(l) -> [with "electricity" written above the arrow]
Answers: 1
Chemistry, 22.06.2019 12:30, skaterwolf1317
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Chemistry, 22.06.2019 22:10, steven0448
Determine the ph of 0.10 m nh3 solution. nh3 is a weak base with a kb equal to 1.8 x 10-5 round answer to nearest whole number.
Answers: 1
Hello! I would really appreciate any help on this chemistry question on effusion and diffusion. Than...
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