Hydrogen is written as H2 and oxygen is written as O2
When they bond it is a covalent bond.
Hydrogen has 1 negative electron , which would attract one from oxygen, so its outer shell would have 2 electrons.
Oxygen outer shell holds 8 electrons.
The answer is
2 and 8
Money, or dictatiorship, trading, something that involes with money
distance
speed = — ————
time
s= 30m
———
6s
the average speed of the marble is 5s/m
The work done by a force when moving an object is given by:

where W is the work, F is the force and d the displacement of the object.
Therefore, using

and

, we get a total work of