Chemistry
Chemistry, 18.10.2019 11:00, sandhu2840

1.
total energy of electron in the nth orbit of he+ ion is
1) 13.6/n2
(2)-13.6/n2
(3) -27.2/n2
(4) -54.4/n2​

answer
Answers: 1
Get

Other questions on the subject: Chemistry

image
Chemistry, 20.08.2019 02:00, dhvani6272
Principle for estimation of ferric iron by potassium dichromate
Answers: 1
image
Chemistry, 20.08.2019 17:00, sahini99
Asample of 2,4-hexadiene in methanol in a 2.5 cm cell shows an absorbance of 0.65 at 240.0 nm. what is the concentration of the diene? the absorption at this wavelength is 12100 dm3 mol1 cm1.
Answers: 2
image
Chemistry, 20.08.2019 22:00, divyanshu7571
Question : the compound which has one isopropyl group is - a: 2,2,3,3 - tetramethylpentane b: 2,3-dimethylpentane c: 2,2,3-trimethylpentane d: 2-methylpentane ​ answer my question and also explain it to me why that answer is the appropriate answer?
Answers: 1
image
Chemistry, 21.08.2019 00:00, madhavirani24
What do you mean by change of state?
Answers: 2
Total solved problems on the site: 21830060