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A monochromatic beam of x-rays of wavelength 2.80 x 10^-10 m is scattered by a metal foil. What is the wavelength, in nm, of the scattered x-rays at an angle of 37.37° from the direction of the incident
asked
Oct 23, 2023
Physics
high-school
1
answer
1
vote
217k
views
Is (x+1) a factor of f(x) = x^4 - 3x^3 + 2x - 2?
asked
Aug 1, 2023
Mathematics
high-school
1
answer
2
votes
15.6k
views
Why do you like art.
asked
Nov 4, 2022
Arts
middle-school
2
answers
4
votes
49.8k
views
The graph shows the changing levels of hormones during menstruation and ovulation. What happens to hormone levels during ovulation, and why is this important?
asked
Aug 12, 2022
Biology
high-school
2
answers
16
votes
95.3k
views
5 A rectangular box of rice is shown below. How many cubic inches of rice can fit inside? 5 in. 6 in 7 in. cubic inches
asked
Apr 24, 2022
Mathematics
high-school
1
answer
0
votes
59.3k
views
Students investigate forces and how they affect objects. They use a small car and wooden blocks to carry out their investigation They pushed the cart and blocks 10 times, using the same amount of force.
asked
Mar 4, 2022
Chemistry
college
1
answer
9
votes
54.9k
views
Can you help please no links or point stealing or I will report
asked
Feb 16, 2022
Mathematics
middle-school
2
answers
4
votes
63.4k
views
Convert 4.97 x 10' grams of ammonia (NH3) to moles of ammonia.
asked
Jan 5, 2022
Chemistry
high-school
1
answer
3
votes
63.2k
views
The shapes of the horizontal cross-sections of the cylinder below are not all congruent True or false
asked
Dec 14, 2021
Mathematics
middle-school
1
answer
4
votes
79.9k
views
All dogs are warm-blooded. All warm-blooded creatures are mammals. Hence, all dogs are mammals. A. True B. False The sentence, "Hence, all dogs are mammals," is a premise in this argument.
asked
Oct 16, 2021
Mathematics
college
1
answer
0
votes
198k
views
F he Find the distance between the points: (-3,-4) and (5,5) 12 11.8 19 14,4
asked
Oct 1, 2021
Mathematics
high-school
1
answer
0
votes
133k
views
Supplementary angles formed by parallel lines and transversals that are both outside the parallel line and on the opposite side of the transversal line
asked
Aug 14, 2021
Mathematics
high-school
1
answer
0
votes
211k
views
An example of a folkway violation would be driving 70 mph in a 50-mph zone. Group of answer choices True False
asked
Jul 12, 2021
Physics
high-school
1
answer
2
votes
19.6k
views
Why did Henry VIII have the Act of Supremacy passed?
asked
May 27, 2021
History
middle-school
1
answer
0
votes
96.5k
views
X = 10 - y 3x - 2 = y Using the two equations above, solve for y.
asked
Mar 21, 2021
Mathematics
middle-school
1
answer
0
votes
151k
views
The fundamental facilities and systems serving a country, city, or area, such as transportation and communication systems, power plants, and schools are called ___________. a. infrastructure b. restructure
asked
Jan 6, 2021
History
high-school
2
answers
0
votes
63.8k
views
A person is on the outer edge of a carousel with a radius of 20 feet that is rotating counterclockwise around a point that is centered at the origin. What is the exact value of the position of the rider
asked
Jun 5, 2020
Mathematics
middle-school
1
answer
1
vote
140k
views
Which shows the correct order of steps during the formation of an ionic bond? a) lons are attracted to each other - Electrons are transferred -- An ionic compound forms b) An ionic compound forms – lons
asked
Mar 21, 2020
Chemistry
middle-school
2
answers
2
votes
116k
views
What was James Madison’s final message to congress in 1817
asked
Jan 19, 2020
History
middle-school
1
answer
4
votes
58.8k
views
An eating disorder is characterized by _____. 1.abnormal behaviors related to food 2.a phobia of restaurants 3.digestive irregularities 4.abnormal food cravings
asked
Sep 27, 2019
Health
high-school
2
answers
0
votes
31.9k
views
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