Answer to Question #261746 in Inorganic Chemistry for egg

Inorganic Chemistry

Question #261746

1. Calculate the number of grams of helium in a 1.00 L balloon at 27.0∘∘C and under 1.00 atmosphere of pressure.

Expert's answer

PV= nRT

1×1000=n×8.314×300

1000=2494.2n

n= 0.401

Molar mass of helium=4

= 0.401×4=1.604g

Learn more about our help with Assignments: Inorganic Chemistry

Comments

No comments. Be the first!

Leave a comment

Related Questions

1. Calculate the number of grams of helium in a 1.00 L balloon at 27.0LaTeX: ^\circC and under 1.00 atm
2. Plot the curves for the redox potential of a solution over pH 5.0-10.0 containing chlorine, bromine
3. Examine the ratio of total dissolve arsenite [As(III)] to total dissolved arsenate [As(V)] at a pH o
4. What concentration of HOCI is required to oxidize 20mg/L NH3-N to N2?
5. Find the value for solution with pH=7.0 and pe = 8.0 for the concentration of Fe2+, if the solution
6. Find the value for solution with pH=7.0 and pe = 8.0 for the following.(Fe3+)/(Fee+) ratio(NO3-)/(NH
7. Express the oxidation and reduction balanced overall reactions for the following.(HOCI+HS-) to (Cl-+