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1. Express 95 mg/l of Ca 2+ as milligrams per liter of CaCO 3 . 2. Express 221 mg/l of Ca(HCO 3 ) 2 as equivalents per liter of CaCO 3 . 3. Determine the concentration o
Q. Define Elements and Compounds? Pure substances are categorized into two categories that are elements and compounds. An element is a substance that can't be separated into
Q. Illustrate Law of Conservation of Mass? Ans: Conservation of Mass and Atoms: The Law of Conservation of Mass states that mass is neither created nor destroyed. Th
Liquid-liquid extraction is used to separate acetone and MIBK. A mixture of acetone and MIBK is fed to a mixing tank at a rate of 100 kg/min. Pure water is also fed to the tank and
Q. Illustrate Oxidation States of f-block? The addition of the first three ionisation energies of the lanthanides is comparatively low, so the elements are highly electropositi
WHAT IS ENVIRONMENTAL CHEMISTRY?
Why does methyl ethanoate not give iodoform test while ethyl ethanoate does? Ans) Iodoform test for esters is the test given by its products on hydrolysis methyl ethanoate give
Q. Derive an expression for the standard molar reaction entropy of a reaction that can be used to calculate its value from the thermodynamic equilibrium constant and its temperatur
unique properties of colloids
how to calculate the equivalent weight of an ion
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