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calculate the concentration of all ions present in each of the following solutions of strong electrolytes a 00200 mol
which of the following solutions of strong electrolytes contains the largest number of moles of chloride ions 1000 ml
a standard solution is prepared for the analysis of fluoxymesterone c20h29fo3 an anabolic steroid a stock solution is
a stock solution containing mn2 ions was prepared by dissolving 1584 g pure manganese metal in nitric acid and diluting
separate samples of a solution of an unknown soluble ionic compound are treated with kcl na2so4 and naoh a precipitate
a 142-g sample of a pure compound with formula m2so4 was dissolved in water and treated with an excess of aqueous
write the balanced formula complete ionic and net ionic equations for the reactions that occur when the following are
a 2500-ml sample of hydrochloric acid solution requires 2416 ml of 0106 m sodium hydroxide for complete neutralization
gold metal will not dissolve in either concentrated nitric acid or concentrated hydrochloric acid it will dissolve
consider a 150-g mixture of magnesium nitrate and magnesium chloride after dissolving this mixture in water 0500 m
a mixture contains only nacl and feno33 a 0456-g sample of the mixture is dissolved in water and an excess of naoh is
what acid and what strong base would react in aqueous solution to produce the following salts in the formula equation
one of the classical methods for the determination of the manganese content in steel is to convert all the manganese to
the units of parts per million ppm and parts per billion ppb are commonly used by environmental chemists in general 1
polychlorinated biphenyls pcbs have been used extensively as dielectric materials in electrical transformers because
a sample is a mixture of kcl and kbr when 01024 g of the sample is dissolved in water and reacted with excess silver
you made 1000 ml of a leadii nitrate solution for lab but forgot to cap it the next lab session you noticed that there
consider an experiment in which two burets y and z are simultaneously draining into a beaker that initially contained
some of the substances commonly used in stomach antacids are mgo mgoh2 and aloh3a write a balanced equation for the
a 650-g sample of a diprotic acid requires 1375 ml of a 0750 m naoh solution for complete reaction determine the molar
the vanadium in a sample of ore is converted to vo2 the vo2 ion is subsequently titrated with mno4 in acidic solution
the unknown acid h2x can be neutralized completely by oh according to the following unbalanced equation h2xaq oh
you have two 5000-ml aqueous solutions solution a is a solution of a metal nitrate that is 8246 nitrogen by mass the
tris pentafluorophenyl borane commonly known by its acronym barf is frequently used to initiate polymerization of