[Answered] The closest star to the Sun is named a. Polaris. b. Sirius. c. Betelgeuse. d. Proxima ...

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Author Question: The closest star to the Sun is named a. Polaris. b. Sirius. c. Betelgeuse. d. Proxima ... (Read 74 times)

CORALGRILL2014

Hero Member
Posts: 525

on: Jul 28, 2018

The closest star to the Sun is named
a. Polaris.
b. Sirius.
c. Betelgeuse.
d. Proxima Centauri.

Question 2

When a hydrogen electron is in its ground state, its principal quantum number is
a. zero.
b. 13.6 eV.
c. 1.
d. +13.6 eV.
e. none of these.

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scrocafella

Sr. Member
Posts: 346

Reply #1 on: Jul 28, 2018

Answer to Question 1

d

Answer to Question 2

c

CORALGRILL2014

Hero Member
Posts: 525

Reply #2 on: Jul 28, 2018

Both answers were spot on, thank you once again

scrocafella

Sr. Member
Posts: 346

Reply #3 on: Jul 28, 2018

Great! Please up vote

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Author Question: The closest star to the Sun is named a. Polaris. b. Sirius. c. Betelgeuse. d. Proxima ... (Read 74 times)

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