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2) Pick the statement about the Bohr model of the hydrogen atom that is NOT true. A) The energy of each Bohr orbit is quantized. B) An electron in a stationary state does not emit radiation. C) When an
answered
Dec 20, 2019
Chemistry
high-school
6
votes
119k
views
The sum of three consecutive integers is 31 more than the largest integer. Find the integers
answered
Oct 17, 2019
Mathematics
middle-school
5
votes
97.7k
views
What is the equation of this line in standard form?
answered
Sep 20, 2019
Mathematics
college
6
votes
185k
views
How did Obama use “human rights” as a political weapon?
answered
Jun 9, 2019
History
middle-school
0
votes
200k
views
Simplfy the expression: (x - 9)^2
answered
Jan 5, 2019
Mathematics
high-school
4
votes
205k
views
An energy of 434 kj/mol is required to cause a chromium atom on the metal's surface to lose an electron. calculate the lowest frequency of light that can ionize a chromium atom.
answered
Mar 22, 2018
Physics
high-school
3
votes
183k
views
A celestial object takes six to seven years to revolve once around the Sun. It’s made mostly of ice, some of which vaporizes when it passes near the Sun. What is this object?
answered
Mar 10, 2018
Biology
middle-school
2
votes
28.5k
views
fiona and her friends went to a smoothie shop. they ordered three strawberry smoothies and two protein shakes for a total of $24.00. last week they ordered one strawberry smoothie and four protein shakes
answered
Sep 26, 2017
Mathematics
high-school
5
votes
150k
views
Compare the Virginia Plan and New Jersey Plan
answered
Aug 22, 2017
Social Studies
middle-school
6
votes
180k
views
What does "Halli-Hallo was ist los? Nachricht oder Freund mich" mean?
answered
Aug 21, 2017
German
high-school
6
votes
22.1k
views
A bar over a vowel indicates that the vowel is long or short unaccented
answered
May 13, 2017
English
high-school
1
vote
149k
views
How do recent findings keep revising knowledge of the prehistoric past
answered
Nov 8, 2016
History
high-school
4
votes
33.6k
views
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