##### Ads

related to: A.N.J

The energy for the

**n**=2 level is -1/4 hR. The energy required to completely remove an electron from this level is 0-(-1/4 hR) = hR/4 = 1/4 x 2.18 x 10^-18**J**.1 Answers · Science & Mathematics · 04/04/2007

...) = (-13.6 eV)(1.602×10^-19 J ) (0.024375) = - 5.31×10^-20 J Answer is negative because energy is lost. The lost energy is transformed into a photon of electromagnetic energy. To find the wavelength, we need Planck'...

1 Answers · Science & Mathematics · 10/10/2017

... suflate

**N**? 32.Ethylene glycol**A**33.Acetic acid**A**34.Phenol (**j**)**N**35.Propylene oxide**N**36.Butadiene(k)**N**37....2 Answers · Science & Mathematics · 08/06/2008

...

**n**_b) = 1 - x_**a**Here, we have that**n**_**a**=**n**_b = 2, so x_**a**= x_b = 1/2, and you are given the molar...the two components, so: S = 186.19**J**/K + 229.49**J**/K - (2mol)*(8.314**J**...1 Answers · Science & Mathematics · 27/10/2010

**a**) single replacement b) single replacement c) decomposition d) fermentation...replacement g) double replacement h) double replacement i) fermentation**j**) synthesis k) synthesis l) decomposition m) synthesis**n**) single replacement o) single replacement p) decomposition q) double...2 Answers · Science & Mathematics · 14/06/2013

As Li2+ is

**a**hydrogen-like ion, you can use the Rydberg formula...h Planck s constant (6.626 x 10E-34**J**s); Z nuclear charge;**n**(1) &**n**(2) are the principal quantum numbers...3 Answers · Science & Mathematics · 17/11/2008

... away by the photon is 3.027 x 10^-19 J . ----- ----- ----- ----- ----- This photon from the n =3 ---> n =2 transition is the H-α photon, with a wavelength of 656 nm in the red region of the visible spectum...

1 Answers · Science & Mathematics · 13/07/2011

**A**) E=hc/wavelength where h =6.620*10^-34 Js c=3*10^8 m/s E in joules B) E=h*frequency frequency...2 Answers · Science & Mathematics · 06/12/2013

1 G 2

**A**3**N**4 B 5 E 6**J**7 F 8 D 9 I 10 K 11 L 12 C 13 H 14 M2 Answers · Science & Mathematics · 07/03/2010

Well, it looks like water to me H to O (H2O). That's

**a**good one.7 Answers · Science & Mathematics · 11/03/2007

##### Ads

related to: A.N.J