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The difference between hard and soft water
Collect some hard water from a stream(or make some as defined in the next experiment). Also secure some soft water like as rain water or distilled water. Make some soap solution by dissolving soap shavings or powdered soap in a little warm water. Place equivalent amounts of hard and soft water in every of two bottles. Add soap solution to the soft water with a dropper, some drops at a time. Shake the bottle well after every addition. Count the number of drops of soap solution required to produce suds about 1 cm thick on the top.
Explain the process of leaching- Temperature High temperatures hinder the process of leaching and cause an upward movement of soluble salts. Wherever, moisture conditions are
in honey if fieshe''s test is negative then is it required to perform the hmf test. kindly let me know the relation between te two
what is the conflict perspective on cohabitation
Nuclear Reactor: Nuclear fission can be maintaned as a controlled cjiain reaction in a nuclear reactor to produce energy. Fermi had found from experiment that slower moving
Natural resources: Resources, or the wealth nature has bestowed on us are essential for civilised living, and therefore, they have to be wisely used. However, it is believed th
what is the weigt on earth of an object that has a mass of 22 kg?
basic steps in callus culture
Pollution Now-a-days, you might have heard every one talking about pollution. What does pollution mean? Pollution is the addition to the environment (air, water, soil) of subst
#2 DESCRIBE THE APPEARANCE OF THE STOMATE AND THE GUARD CELLS.
Determine the Hormone Secreted From the Parathyroid Gland The parathyroid gland secretes parathormone. The amount secreted is strongly influenced by the level of calcium in the
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