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What is CEC
The CEC of most soils increases with pH, below pH 6.0 the charge for clay mineral is relatively constant, while above pH 6.0 the charge on the mineral colloid increases slightly because of ioni sation of hydrogen from exposed hydroxyl groups at crystal edges. At very low pH values, however, the CEC is generally low.
what is soil erosion?
Few sentences about fetus in human being? Definition, development, & important notes?
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What is Activation offatty acids ? Fatty acids cannot undergo oxidation in the form in which they are normally present in the body. They must be converted into a form which ca
Question: a) How does temperature changes in the stratosphere? Give a physical explanation and illustrate your answer using a diagram. b) Write a short note on ozone in the
Fibre optics: The songs you hear on your transistor, or the pictures you see on your TV are canied from the studios to your home on radiowaves. Telephone calls you make, on th
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what would i need to do to achieve a 7C in science , KS3??
Food Web: Within an ecosystem, there are many different food chains. Some organisms may be involved in several of the food chains at the same time. So a number of food chains
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