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Rubidium atoms are cooled to 0.20 μK in an atom trap. What is their de Broglie wavelength?
answered
Oct 15, 2019
Physics
middle-school
3
votes
49.4k
views
What are the names for the three different states of water
answered
Jul 23, 2019
Chemistry
high-school
1
vote
99.7k
views
What impact did the great depression of the 1930s have on federalism in the united states? it marked the end of the era of cooperative federalism. it marked the beginning of the era of dual federalism.
answered
Jun 18, 2019
History
high-school
2
votes
139k
views
You flip a coin. What is P(not heads)? Write your answer as a percentage. P(not heads) = %
answered
Mar 1, 2019
Mathematics
high-school
4
votes
128k
views
What was an argument of republicans against the league of nations?
answered
Feb 11, 2019
History
high-school
4
votes
8.2k
views
The political system of the ancient Roman Empire was characterized by
answered
Nov 26, 2018
History
high-school
0
votes
2.5k
views
The perimeter of a rectangular field is 30 meters. The width is onehalf the length. If the length and width are whole numbers, what are the dimensions of the field? 6 m by 12 m 5 m by 10 m 7 m by 14 m
answered
Sep 25, 2018
Mathematics
high-school
1
vote
195k
views
What made austria-hungary an unstable empire leading up to wwi?
answered
Jul 3, 2018
History
high-school
3
votes
58.8k
views
There is a book by employee x called how to pad your expense report...and get away with it! employee x says that he offers these suggestions because of the "obscene salaries" of executives. he doesn't
answered
May 26, 2018
Business
high-school
3
votes
201k
views
The sun is composed of what prevent of matter
answered
May 16, 2018
Biology
high-school
1
vote
160k
views
When and from where did the Nazca culture originate?
answered
Feb 16, 2018
History
high-school
4
votes
14.8k
views
Chang knows one side of a triangle is 13 cm. Which set of two sides is possible for the lengths of the other two sides of this triangle?
answered
Oct 8, 2017
Mathematics
high-school
1
vote
173k
views
This movement was characterized by a belief that the U.S. national government under the Articles of Confederation was too weak, and that a stronger central government was needed. A. Federalism B. Nationalism
answered
Sep 6, 2017
History
high-school
6
votes
5.2k
views
How much blood is in a human body
answered
Jan 18, 2017
Health
high-school
0
votes
29.3k
views
Ms. Hernandez has 17 tomato plants that she wants to plant in rows. She will put 2 plants in some rows and 1 plant in the others. How many different ways can she plant the tomato plants?
answered
Jun 11, 2015
Mathematics
middle-school
3
votes
171k
views
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