Atomic Essays

Atomic Bombings of Hiroshima and Nagasaki

People of the world have always faced both types of disasters, natural as well as man-made. Man-made disasters were not prevalent in ancient times. Man-made disasters are the results of industrial and material progress. Natural and man-made disasters equally play havoc on human in modern times. Sometimes, a man-made disaster has bigger impact than natural disaster. The cause of natural disaster is natural with man-made disaster is caused by man himself. Man-made disasters include leakage of oil in the sea,…

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Atomic Review Sheet

3 The atomic mass of an element is the weighted average of the masses of (1) its two most abundant isotopes(3) all of its naturally occurring isotopes (2) its two least abundant isotopes(4) all of its radioactive isotopes 4 Which statement is true about the charges assigned to an electron and a proton? (1) Both an electron and a proton are positive. (2) An electron is positive and a proton is negative. (3) An electron is negative and a proton…

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