Answer:
The force is 
Explanation:
We can apply the following expression

To find the area of rectangular tent wall:

Now to find the force:



Answer: 5 gm/cc
Explanation:
200 gm/40 cc
= 5 gm/cc
Hydrogen gas is harmless to your feet so since you don’t need protection against it that seems the best answer.
Answer:
The answer to your question is Pe = 2452.5 J
Explanation:
Data
mass = 50 kg
height = 5 m
gravity = 9.81 m/s²
Process
The energy of this process is Potential energy which is proportional to the mass of the body, the gravity and the height of the body.
Pe = mgh
Substitution
Pe = (50)(5)(9.81)
Simplification
Pe = 2452.5 J
<span>The economy is based upon the production of oil. Saudi Arabi is one of the leading oil producing countries in the world. It is one of the founding counties of Opec, an oil cartel made up of middle eastern oil producing countries which try to manipulate the worldwide price of oil.</span>