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1. ### Calculate the electric fields E1 and E2 at point P.? Exercise 21.44?

...component, giving: E1 = 0i - 28094i ĵ = -2.81*10^4 ĵ V/m to 3 sig. figs. ___________ P is a distance r =5.00cm = 0.0500m from q2 as explained above (3-4-5...

1 Answers · Science & Mathematics · 10/06/2019

2. ### What is the cell potential, E?

... = nRT n/V = P/(RT) = 9.90atm / 0.08206... / 298K n/V = 0.401 M E = ... = +0.483V - (8.314 J/molK x 298K / 2...

2 Answers · Science & Mathematics · 23/06/2019

3. ### Can anyone help with this chemistry problem?

...18.015g x 2257 J/g = 40,660 J ... or 40.66 kJ/mol Δ...for 1 mol = 40.66 kJ ΔV is the difference in volume between...U = ΔH - PΔV ................. V...

2 Answers · Science & Mathematics · 28/07/2019

4. ### HORSE RACING:What are your Top 3 Selections for THE PIN OAK VALLEY VIEW STAKES @ Keeneland ?

...) J. Velazquez 120 Lbs C. Brown 5/2  p - 12.Lady Prancealot (IRE) J. Bravo 120 Lbs R. Baltas 8-1 s - 13.Hard...

5 Answers · Sports · 18/10/2019

5. ### Physics homework help?

First convert 0.47 atm = 47623 Pa. V = nRT/p = (2 mol)(8.3145 J/molK)(148 K)/(47623 Pa) = 0.0517 m^3 or 51.7 Liters.

3 Answers · Science & Mathematics · 11/04/2019

6. ### Calculate the total translational kinetic energy of air molecules?

pV = nRT p = 1.2 atm = 121590 Pa V = (4/3)πr³ = 0.333 m³ I think...3/2)*121590Pa*0.333m³ = 60 741 J energy required for the tea: Q = mc...

2 Answers · Science & Mathematics · 15/09/2019

... ............ kPa .........R = 8.314 J/molK R = 0.08314 Lbar...of particles, and the absolute temperature. P = nRT / V P = 4.10 mol x 8.314 LkPa/...

1 Answers · Science & Mathematics · 30/05/2019

8. ### Ideal Gas Law problem? Isochoric, Isobaric, and Isothermic processes. Help please?

...monatomic or diatomic, or what. Along the isobar, the work done is p delta-V = (100000 Pa)(0.010 m^3) = 1000 J, or 1 kJ. As with the isochor, the heat exchange along the isobar ...

1 Answers · Science & Mathematics · 26/04/2019

9. ### A revolutionary war cannon, with a mass of 2080 kg, ﬁres a 24.2 kg ball horizontally. The cannonball has a speed of 108 m/s after it?

conserve momentum initial p = final p 0 = 2080kg * v + 24.2kg * 108m/s v = -1.26 m/s (that is, "...2080kg*(1.26m/s)² + 24.2kg*(108m/s)²] = 1.43e5 J If this were put entirely into the cannonball, ...

3 Answers · Science & Mathematics · 29/06/2019

10. ### Which of these are your favorite actors and actresses performed in Marvel Cinematic Universe movies?

Pretty much the entire cast of Guardians of the Galaxy 1 and 2...except Taser face LOL Also Doctor Strange and Wong and Tony Stark/Iron Man in that order :P

2 Answers · Entertainment & Music · 19/08/2019