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Q. Ca +2 = 20 ppm, Mg +2 = 25 ppm, CO 2 = 30 ppm, HCO - 3 = 150, K + = 10 ppm. Calculate the lime (87% pure) and soda (91% pure) required softening 1 million litt
Separation of alkane, alkene and alkyne The gaseous mixture is passed via ammonical cuprous chloride solution. The alkyne (acetylene) reacts along with and makes a red preci
Ask question the density of 2 molal aqueous solution of NaOH is 1.1.gram/litre. Calculate the molality of solution?
Calculate the molar concentration of the solution essential to obtain the value of 10 molecules per µm2. (For this calculation we suppose that the transfer of the dye molecules fro
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Difference between methanol and ethanol Methanol Ethanol (a) When CH 3 OH is heated on Cu coil it gives formalin like smell.
Q. Briefly explain acid-base titration ? Ans. A valuable laboratory technique used by chemists is called an acid-base titration. A titration is a process in which the c
In the addition of the hydrogen, halide to unsaturated alkenes in the presence of peroxides the halide adds to the carbon atom correlated to more number of hydrogen atoms and hydro
2-chloro propane in ethanol at optimum temp .what is the product?
thermodynamics help to be a good chemist
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