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calculate the theoretical yield of c2h5cl when 133 g of c2h6 reacts with 223 g of cl2 assuming that c2h6 and cl2 react
determine whether each of the following compounds is ionic or covalent and draw an appropriate lewis
a 235 ml volume of a 001140 m kmno4 solution was used to reach the equivalence point in the titration of 01055 g of an
for the following reaction the rate expression is found to be second order in a and zero order in b2ab-gtcobviously b
draw elctron dot structures for the following elements na al cl ar which are the most chemically reactive which are the
the alkaline earth metal beryllium be is very small and forms covalent compounds instead of ionic compounds knowing
give the bohr electron configuration and lewis electron dot structuce for sulfur circle the elector in the bohr
calculate the change in internal energy on an isothermal compression of 100kg of water at 20degress from 102 to 104
calculate the internal energy that must be added to a mole of helium gas to raise its temperature from 300k to
how many grams of acetone are in 1384 ml of a 401 m aqueous solution of acetone the formula for acetone is
the composition of a gas on a dry basis is 770 mole n2 90 o2 110 co2 and 30 co if the mole fraction of water is 0170
the first step in the ostwald process used to produce nitric acid is the formation of nitric oxide from ammonia and
the bonding in ferrocene involves sharing of the 6 electrons from each cyclopentadienyl ring with the iron atom based
calculate the molarity m of a solution prepared by dissolving 165 g of hi in enough water to make 325 l of
1 oxyacetylene torches are used for welding reaching temperature near 2000 degc these temperatures are due to the
letter c of the problem asks you to calculate how many moles of no2 you get from 152g n2o5 the solution on this website
a solution is made by diluting 235 ml of 0120 m feno33 solution with water to a final volume of 0500 l calculatea the
the general test for type 2 diabetes is that the blood sugar glucose c6h12o6 level should be below 120 mg per deciliter
if you have a sample of a radioactive substance and you measure 25mci of activity on the day it arrives it sits around
acetylsalicylic acid hc9h7o4 is a monoprotic acid commonly known as aspirin a typical aspirin tablet however contains
calculate the mass of the precipitate formed when 227 l of 00820 m baoh2 is mixed with 306 l of 00664 m
the following data were obtained from experiments to find the molecular formula of procaine a local anesthetic which
we all know that a day at the beach leaves us worn-out assuming our body looses its heat energy to the water and on a
a mixture of calcium carbonate caco3 and barium carbonate baco3 weighing 54 g reacts fully with hydrochloric acid hcl
a chemist wants to resolve a particular amine but she has only meso-tartaric acid on hand she scans the lab inventory