MY LAST TWO QUESTIONS PLEASE HELP THANK YOU:
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Physics, 22.06.2019 21:50
As microwave light travels through a liquid, it moves at a speed of 2.2 x 108 m/s. if the frequency of this light wave is 1.1 x 108 hz, what is the wavelength of this microwave?
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Physics, 23.06.2019 09:00
Which statements best describe medical uses for radioactive isotopes? check all that apply. radioactive isotopes are used to detect medical problems. high-energy gamma rays are injected into the body. radioactive isotopes are used to treat some diseases. radiation is used to kill cancer cells. radioactive isotopes are directed at tumors from outside the body.
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Physics, 23.06.2019 09:30
A0.25 kg arrow is moving at 5 m/s and hits a 0.10 kg apple. the apple sticks to the arrow, and both move to the right together. what is their velocity?
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Physics, 23.06.2019 10:30
How does the structure of methanol differ from the structure of methane
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