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Q. Determine the wavelength of light wave? Ans. The frequency of an infrared wave is 2.07 x 10 14 Hz. What is the wavelength? c = λv Since we know the speed of light we
copper reacts with oxygen to form two oxide X and Y .On analysis 1.535g of X yielded 1.365g of copper and 1.450g of Y yielded 1.160g of copper. [I] determine the chemical formula
Is it the key or the lock of the lock and key model? Ans) The activation center is a region of the enzyme formed by its spatial conformation to which the substrate binds. In the
CARBON, SILICON AND GERMANIUM With the valence electron configuration s 2 p 2 the nonmetallic group of elements 14 may form compounds with four tetrahedrally directed covalent
An electronic transition from 1s orbital of an atom causes: (1) Absorption of energy (2) Release of energy (3) Both release or absorption of energy (4) Unpredictable
Explain relative electronegativities An analysis of relative electronegativities would suggest that, because C is slightly more electronegative than H, a important amount of th
what are boilers troubles?how to reduce them?
electronic cofiguration of f-block elements
How does nitric acid reacts with metals in different concentrations?
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