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Explain the term - hydrolysis yield ammonium ion
In addition to ammonium compounds, materials such as urea which, upon hydrolysis yield ammonium ion, are again a potential source of acidity. The phosphorus and potassium fertilizers commonly used have little effect on soil pH unless they also contain nitrogen. The appropriate acid forming capacity of some fertilizer materials expressed in kg of CaCO3 needed to neutralise the acidity produced by 100 kg nitrogen supplied are as given below:
CHEMICAL HAZARDS : Chemicals are present in all laboratories. It is good to consider all chemicals toxic and flammable unless one has definite information regarding its nature. Ou
what are the problems
If more of substance b dissolves b has a higher what than substance a
Storage and handling of chemical substances are two important duties of a laboratory worker. Both of these require appropriate safety measures to avoid any accident. In this secti
Use the following procedure for fire fighting. (1) Always take a position between the fire and the exit so your escape route cannot be cut off. Fire extinguishers should always
Weighing moisture again The similar experiment can be done with a bath towel. Wet the towel and wring it out. Hang it on a coat hanger. Hang the coat hanger on single end of a
Explain the Ureters Ureters, are the two tubes which convey the urine from the kidneys to the urinary bladder. Each tube measures approximately 10 to 12 inches in length. They
Explain Maximum Tubular Secretory Capacity The maximum rate at which tubules can transport a substance from the blood vessel to the lumen or from the lumen to the blood vessel
The Copernican Revolution: The Copernican model consisted of the Sun at the centre with the six planets, Mercury, Venus, the Earth with the Moon-round it, Mars, Jupiter and
one function of the weatherock is?
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