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Light from the Sun takes ~8 minutes 20 seconds to reach Earth, travelling at 300,000 km/s.
Did you know?
Light from the Sun takes ~8 minutes 20 seconds to reach Earth, travelling at 300,000 km/s.
In the Kjeldahl’s method for estimation of nitrogen in soil, ammonia evolved from 0.75 g of sample neutralized 10 mL of 1M. The percentage of nitrogen in the soil is
To solve this problem, we will use the Kjeldahl's method for nitrogen estimation.In this method, nitrogen present in the sample is converted to ammonia (NH),which is then absorbed in a known volume of standard acid solution.Given:
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