5 ml of acetic anhydride and 5 drops of phosphoric acid is
5 ml of acetic anhydride and 5 drops of phosphoric acid is added to 2 g of salicylic acid. Calculate the molar excess of the acetic anhydride (density = 1.08 g/ml)
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sand consist mainly of silicon dioxide when sand is heated with an excess of coke carbon pure silicon and carbon
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a 21103-kg car starts from rest atthe top of a50-m-long driveway that is sloped at 20 degrees with thehorizontal if an
5 ml of acetic anhydride and 5 drops of phosphoric acid is added to 2 g of salicylic acid calculate the molar excess of
two wires each 24 m long are taped together to form atwo-wire unit that is 24 m long one wire carries a current of700a
to obtain a 180 wv solution of copper sulfate cuso4 mw 160 when only the crystalline salt is available cuso4 x 5h2o mw
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