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suppose 12 m naoh is used to titrate a 2800 ml solution of 088 m hydrochloric acid hcl explain what volume of base is
explain a solution containing 25 ml of ammonia at unknown concentration is titrated to the equivalence point using 2324
define milk of magnesia is a suspension of magnesium hydroxide in water a common medicine it is frequently used as an
a 20 meter long string that has a mass of 240 grams is under 45 n of tension a sinusoidal wave with an amplitude of 40
a spool whose inner core has a radius of 100 cm and whose end caps have a radius of 150 cm has a string tightly wind
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while 87 g of toluene is mixed with 12 g of pure nitric acid only 99 g of trinitrotoluene tnt is improved from the
while 88 g of nacls is added to a 250 ml solution of 075 m silver nitrate agno3 if the chloride ions combine with
three charged particles are placed at all of three corners of an equilateral triangle whose sides are of length 40 cm
in the debye-huckel equation explaining the true activity of ions in solution name and illustrate six terms contained
the stockroom has an 80 m solution of na3po4 explain how many ml of the stock solution are necessary to prepare 25 ml
explain a sodium phosphate solution has a concentration of 52 wv define how many ml of the solution are necessary to
a pharmacist resolute that 145 g of naoh are necessary for a particular reaction the source of the naoh is a 280 m
incandescent light bulbs enclose inert gases such as argon therefore that the filament will last longer explain the
two parallel slits are illumining by light composed of two wavelengths one of which is 654 nm on a viewing screen the
when a solution of ki in water is 0250m explain how much water must be added to 500 ml of this solution to decrease the
an ideal gas that originally had a volume of 175l at 15atm and 298k was compressed to 75l at 50atm explain what was the
if you require delivering 233 g of a drug to a patient as well as you have a bottle of the drug dissolved in saline
while 14 g of baking soda nahco3 is added to 5500 ml of vinegar an aqueous solution of ch3cooh at 5 concentration by
a compound microscope has a barrel whose length is 164 cm and an eyepiece whose focal length is 17 cm the viewer has a
explain a sample 80 ml solution of hydrochloric acid hcl is titrated with 025 m naoh the volume of base necessary to
a 330g air track cart on a horizontal air track is attached to a string that goes over a pulley with a moment of
compute the mass of co2 produced in the combustion of 15 gallons of gasoline presume that gasoline consists of octane
there are 96 grams in a molecule of nh42co3 explain how many grams would there be if you had 54x1024 molecules of this
nbspnbspnbspan optometrist prescribes contact lenses that have a focal length of 560 cm where is the unaided near point