The number of protons in a nucleus equals the number of neutrons

a. True
b. False
Indicate whether the statement is true or false


False

Physics & Space Science

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What is Eris?

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Consider two cylinders of gas identical in all respects except that one contains O2 and the other He. Both hold the same volume of gas at STP and are closed by a movable piston at one end

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Nearly all the elements found in nature were formed inside stars, EXCEPT for

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Steel wool wetted with vinegar is sealed within a balloon inflated with air. After several hours, what happens to the volume of the balloon?

A) The balloon inflates. B) The balloon deflates. C) The balloon dissolves. D) Nothing because the vinegar is acting on the steel wool, not upon the balloon.

Physics & Space Science