tv more india sports news march , / : am / updated minutes ago factbox: reaction to canada's boycott of games min read (reuters) - reaction to canada's boycott of the tokyo games in the summer due to concerns about the coronavirus. comments from officials statement from canadian olympic committee (coc...
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between an organic acid and an alcohol - for example: writing an expression for kc we are going to look at a general case with the equation: no state symbols have been given, but they will be all (g), or all (l), or all (aq) if the reaction was between substances in solution in water. if you allow this...
the modulus of subgrade reaction (k) is primarily a mathematical expedient. essentially, it is an attempt to reduce the behavior of soil subjected to loading to an equivalent, and convenient, "spring constant". however, one thing (k) is not is a fundamental soil property. the same subgrade conditions...
: it is used in the synthesis of other chemicals. for example, it can react with butyllithium to produce -di-n-butyl- -phenanthroline. this reaction will need reagent h o, and the solvents mno and toluene. the reaction time is hours with temperature of °c, and the yield is about %. you should be cautious...
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rubbers, the other major use of butadiene is in the manufacture of -diaminohexane (hexamethylenediamine), which is then made into a polyamide . diaminohexane is made by passing hydrogen cyanide gas into butadiene in the liquid state, under pressure at ca k. a nickel compound is the catalyst for the reaction...