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at a certain instant of time an an automobile is rounding a curve its acceleration in its direction of motion is 377 ms
a scientist isolates 2366g of a gas the sample occupies a volume of 8000 ml at 7800 degrees celsius and 1030 kpa if the
a balloon is filled with pure oxygen gas for a demonstration in a chemistry 20 classroom what is the predicted volume
albertans experience extreme temperature ranges from summer months to winter months the air pressure inside a car tire
suppose that the mercury in a barometer were replaced by a liquid metal alloy with a density of 436 gcm3 the density of
saturated solutions are often prepared by bubbling a gas through water at 298 k and 1 atm so2nbspis bubbled through h2o
a neon sign made of glass tubing whose inside diameter is 20 cm and whose length is 40 m if the sign contains neon at a
make 100 l of a buffered solution ph 400 by mixing acetic acid and sodium acetate you have 100nbspmnbspsolutions of
calculate the minimum concentration of 1000 m l of sodium sulfate that is required to form a precipitate with 1000 m l
octane is a highly volatile and flammable substance that is a component of gasoline the boiling point of liquid octane
hydrogen gas is burned in a complete combustion reaction2 h2nbspg o2nbspg --------gt 2 h2o gwhat volume of water
sulfur dioxide gas so2 g contributes to acid rain natural sources of sulfur dioxide include volcanoes and decaying
a laser beam enters a 195 cm thick glass window at an angle of 490 degrees from the normal the index of refraction of
combustion analysis of naphthalene produced 880g of co2 and 144 g of h2ocalculate the empirical formula for
oxygen gas most closely exhibits ideal behaviour under conditions of highlow temperature and highlow pressurenbsptaking
calculate the molar volume of carbon dioxide gas at 700 degrees celsius and 6 500
potassium bromide is used as an anti-seizure medication for dogs calculate the molar concentration of 825 x 10-2nbspmol
objectmass g243 galuminum cup emptyaluminum cup 20 grams of alum 443 galuminum cup alum after 1st heating 354
a cup of 125 ml of reasonably strong twinings english breakfasttm tea has approximately 110 mg of caffeinenbsp1
a solution of sodium chlorate is a highly effective herbicide calculate the volume of 430 moll naclo3nbsprequired to
write dissociation equation and calculate the concentration of the solute needed to produce a fe2 so4nbspsolution with
the amount of caffeine contained in 150 ml of a reasonably strong cup of starbucks coffee is about 110 mg what is the
ironiii sulfate is used as a coagulant for industrial waste what is the dissociation equation and calculate the
1 sodium sulfate is a compound used in many soap or detergent products calculate the number of moles of solute needed
a nuclear power plant operating at 400nbsp efficiency producesnbsp1042nbspmwnbspof usable power in 100nbspyearnbspand