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  1. ...q = n Cp DT q = heat n = number of moles = mass... = molar heat capacity = 20.8 J / (ºC mol) DT = variation... so its got a negative sign in front of it) q = 78.2...

    2 Answers · Science & Mathematics · 14/10/2008

  2. ...; CH2 coupled to single CH3 to give quartet ( n +1) lines. 2.84 4H but a singlet so is four bonds away from the C-H of the other...

    1 Answers · Science & Mathematics · 04/11/2012

  3. n = number of shell 2n^2 = number of electrons in a shell so shell number 2 has: 2(2)^2 = 6 electrons shell number 3 has: 2(3)^2 = 18 electrons

    2 Answers · Science & Mathematics · 14/09/2009

  4. ...b) Based on the ideal gas law, PV = nRT Where n and R are constant increase T, constant V, will result in a decrease in P, which is pressure. similarly, increase T, constant ...

    2 Answers · Science & Mathematics · 24/09/2007

  5. Can you not use n (delta)cHm = mc(delta)T- sorry, can't do a delta symbol.. 0.0015mol (delta)cHm = 250g x 4.19 J /gC x 3.85 C 0.0015mol (delta)cHm = 4032.875J (delta...

    2 Answers · Science & Mathematics · 31/01/2011

  6. ...273 K) n = 310.5 * 10^-9 J / 2269.7 J /mol n = .1368 * 10^-9 mol n = 1.368 * 10^-10 mol n is..., I wish you'd put yours in just a bit earlier. I don't think I...

    3 Answers · Science & Mathematics · 26/12/2010

  7. 1. no. of photons are: E= n *h*c/l E-Energy c- speed of light l- wavelength h-Plank...

    1 Answers · Science & Mathematics · 01/11/2010

  8. If you want to write a reaction, lets do 4 n + 3 p + 3 e --> 7/3 Li Now if you take the mass of all the...

    2 Answers · Science & Mathematics · 31/12/2008

  9. ...rate2 / rate1 = (k2 / k1) * ([ A ] / [ A ])^ n and that [ A ] / [ A ] = 1 since we start with the same concentration... - Ea2) ] where .. R = 8.314 J /molK .. T = 298.15K .. Ea1...

    1 Answers · Science & Mathematics · 19/02/2018

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