The helium atom has two neutrons and two protons in its nucleus, and it has two electrons outside its nucleus. which force keeps a helium atom from disintegrating into two neutrons and two hydrogen atoms? . a. electromagnetic. b. gravity. c. strong nuclear. d. friction.
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Physics, 21.06.2019 20:30
Ahorizontal wire is tied to supports at each end and vibrates in its second-overtone standing wave. the tension in the wire is 5.00 n, and the node-to-node distance in the standing wave is 6.28 cm. (a) what is the length of the wire? (b) a point at an anti- node of the standing wave on the wire travels from its maximum upward displacement to its maximum downward displacement in 8.40 ms. what is the wire's mass?
Answers: 3
Physics, 22.06.2019 12:00
Under normal conditions, describe how increasing the temperatures effects the solubility of a typical salt
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Physics, 22.06.2019 15:00
What pressure difference is required between the ends of a 2.0-m-long, 1.0-mm-diameter horizontal tube for 40 c water to flow through it at an average speed of 4.0 m/s?
Answers: 1
The helium atom has two neutrons and two protons in its nucleus, and it has two electrons outside it...
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