When will the last total solar eclipse occur?

What is the difference between intermolecular forces and bonds

How many electrons are removed from 2.02^10 to the power of minus 2 of Ne atoms to form Ne 1+ ions?? A detailed explanation will be very much appreciated!

Two stone are thrown from the same point at the same time, 1 vertically upwards with a speed of 20m/s and one vertically downwards at 20m/s find how far apart the stones are after 2 seconds