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Home >All Categories > Science & Mathematics >Mathematics >Open Question Scott Member since:September 23, 2010Total points:116 (Level 1)I have the answer to a long division sum from a calculator but i need to show the working out for my coursework, the sum is 1001.7 divided by 20. On my workings out, i get 50.017 but the calculator gets 50.085 how do i get this answer on paper?Answer Question

by James Member since:March 01, 2011Total points:269 (Level 2)

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a. Calculate the energy of the fourth Bohr orbit of the hydrogen atom (answers should be in eV)?

b. Calculate the energy of the fourth Bohr orbit of the B^4+ ion? (answer should be in eV)

c. Determine the radius of the fourth Bohr orbit of the hydrogen atom? (answer in nm)

d. Determine the radius for the fourth Bohr orbit of the B^4+ ion? (answer in nm)

e. Calculate the ionization energy of C^5+ (answer in KJ/mol)

really confused any help is glady welcomed, thanks in advance.

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