Chemistry, 12.10.2019 00:30 swtnru4509
What i'm going to do is give you the questions as well as the answers. i need you with understanding the reasons behind their answers. no matter what i do i cant seem to get what they've gotten as answers.
part a: how much energy does the electron have initially in the n=4 excited state?
β1.36Γ10^β19
part b: what is the change in energy if the electron from part a now drops to the ground state?
β2.05Γ10^β18
part c: what is the wavelength lambda of the photon that has been released in part b?
9.72Γ10^β8
Answers: 2
Chemistry, 21.06.2019 20:30
Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge
Answers: 1
Chemistry, 22.06.2019 05:00
Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted
Answers: 1
Chemistry, 22.06.2019 06:00
Why is permeable soil best for plants that need a lot of drainage?
Answers: 1
Chemistry, 22.06.2019 07:00
Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane
Answers: 2
What i'm going to do is give you the questions as well as the answers. i need you with understandin...
Arts, 16.11.2019 00:31
Mathematics, 16.11.2019 00:31
Computers and Technology, 16.11.2019 00:31
English, 16.11.2019 00:31
Business, 16.11.2019 00:31
Mathematics, 16.11.2019 00:31
Biology, 16.11.2019 00:31
Mathematics, 16.11.2019 00:31
Mathematics, 16.11.2019 00:31