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a slow process of movement of molecules, thus it alone can not meet requirement of transportation in complex organisms. The protoplasm of each cell is

MOLE AND AVOGADRO'S NUMBER fa routine chemical probiems, it is necessary w consider quantities of substances in terms of the number of atoms or ion

Electrolysis is performed in what is called an electrolytic cell (see figure 7.4). The essential parts of an electrolytic cell are the positive and ne

EONS ONE ON  V) Soil erosion: Plants of the forests are important in soil stability. The leafy canop  of the trees protects the soil from the impact of

HB, the hydrogen end is conespondingly more postive, This stung inated by wsing the symbols 8 and 6° when 6 (ea represen the ey deco charge separated

This is known as electro chemical series or E.C.S. Few important facts about the electrochemical series are summarized as :  (i) Metals above hydrogen