Chemistry, 24.03.2021 20:40, dounutalien
Which of the following gas samples would contain the same amount of gas as 200 mL of helium, He(g), at 25° C and 1 atm?
Select one:
a. all the above
b. 200 mL of neon, Ne (g), at 25° C and 1 atm
c. 40 mL of methane, CH4 (g), at 25° C and 1 atm
d. 400 mL of hydrogen, H2 (g), at 25° C and 1 atm
Need done asap! Will give 5 stars!
Answers: 3
Chemistry, 22.06.2019 04:00, lucasrandall
Asolution contains 225 g of sodium chloride, nacl, dissolved in enough water to make a 0.25 l of solution. what is the molarity of the solution?
Answers: 2
Which of the following gas samples would contain the same amount of gas as 200 mL of helium, He(g),...
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