Why cameleon change colour?,

How to prepare hydrogen, How to prepare hydrogen Hydrogen can be prepar...

How to prepare hydrogen Hydrogen can be prepared from a dilute acid, like as hydrochloric or sulphuric, when it is chemically reacted with a metal like as zinc. The acid may be

Explain what is infective endocaditis, Explain what is INFECTIVE ENDOCADITI...

Explain what is INFECTIVE ENDOCADITIS ? Infective endocarditis could occur on-native valve - native valve endocarditis (NVE) or on a prosthetic valve (Prosthetic Valve Endocard

The effect of petrol on surface tension, The effect of petrol on surface te...

The effect of petrol on surface tension Being sure that the plate is has to be clean. It is wise to rinse the plate in cold water for a time before filling it. Instead of soap,

Discuss about the life on earth, Discuss about the life on earth We can...

Discuss about the life on earth We can say that all life on Earth is locked in the minerals and by weathering nutrients important to life are made available. Even life in the s

What a molecule difference between molecules and compounds, What a molecule...

What a molecule is, and the difference between molecules and compounds? A molecule is made up of two or more atoms combined chemically. The atoms can be of the same element, as

Release of energy, Release of Energy : When the atom splits, the masses ...

Release of Energy : When the atom splits, the masses of the fragments and the neutrons produced do not add up to the mass of the original. A tiny amount of matter disappears. Th

Fish, Are there any interesting fish

Are there any interesting fish

The atmosphere, how many times more nitrogen then oxygen in the air

how many times more nitrogen then oxygen in the air

How water acts towards fat, How water acts towards fat Half-fill a tall...

How water acts towards fat Half-fill a tall glass jar with warm water. Add some olive oil or other oil to a depth of about 1 cm. Shake this mixture hard. View how the fat is br