Generations of computers
The present-day electronic computer was developed during the 20th century. During this time computers began to run on electrical power.……
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Plasma state
It is a viscous type of liquid and also known as forth state of matter such as plasma.An English chemist William crookes discovered……
DETERMINATION OF ATOMIC MASSES BY MASS SPECTROMETRY
An instrument which measures the exact masses of different isotopes of an element is called mass spectrometer and this technique is……
