Can you give me the anwsers
<span>density is an intensive property of the matter, it doesnt change with the change of mass for the same substance, at the same pressure and temperature</span>
Well, its a very simple process actually. Here is how it works;
When molecular hydrogen, also known as H2, and oxygen, also known as O2, are combined and are able to react together, energy is released and the molecules of the hydrogen and the oxygen. These can combine to form either water or hydrogen peroxide, depending on how the chemicals mix.
I hope I made your day a little easier,
Have a great day and happy Halloween!
Answer:
The correct answer is a the central core and is composed of protons and neutrons.
Explanation:
Nucleus is present in the center of an atom.Nucleus contain positively charged particle proton along with neutron which is neutral.
Due to the the presence of protons nucleus contain positive(+ve) charge.
Answer:
Area is 0.08504
and 
are needed for polishing
Explanation:
(a) ft is unit of F.P.S system whether mm is unit of M.K.S system.
According to unit conversion, 
So, 
hence, 
So, area of telescope lens is 0.08504
(b)
are polished in 45s
So, 
are polished in 
or
