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the density of 2 molal aqueous solution of NaOH is 1.10g/L. Calculate the molarity of the solution.
first two groups are metal but why hydrogen is placed in first group
Q. What are the Chemical Properties of Ammonia? Ans. Combustion: Ammonia does not burn in air but will burn in pure oxygen to form nitrogen and water vapor. 4NH 3 (g) +
Develop a table for the water quality parameters of surface water (rivers and lakes), and groundwater. A sample table is given below: Water quality parameters of different
transition elements form coloured compound. Why?
Mixed melting point - Criteria of purity of organic compound The melting point of two carefully mixed substances is known as mixed melting point. This can as well be used for
nuclear quadruple resonace
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In early Greece, water was considered one of the four basic "elements" (earth, wind, and fire as the others) in the universe. With the discovery of more basic constituents, the ter
i need help filling in this equation __Na+__O2= __ Na2o
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