Answer: D
Explanation:
Forces can be divided into those that act by direct contact—such as when you push on a door to open it—and those that act at a distance, where there is no apparent physical contact between the objects. Magnetism, and electrical charge, and gravitation are examples of forces that act at a distance.
For the Lewis diagram of the cyanide ion, a
figure is shown.<span>
There are 3 pairs of bonding electrons. There is a
one lone pair each for the carbon and the nitrogen atoms.</span>
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5.2/ 24.3 = 0.214
0.214 x 2 = 0.428
0.428 x 36.5= 15.6g