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you have a 10-l container filled with 05mol of o2 has at a temperature of 30degreesc with a pressure of 945torra what
in the lab students generated and collected oxygen gas according to the following equation 2h2o2aq--gt2h2ol o2gasa how
a mixture contains h2 at 325torr pressure n2 at 475torr pressure and o2 at 650torr pressure what is the total pressure
an expandable balloon contains 1400l of he at 0950atm pressure and 18degreesc at an altitude of 22 miles temperature
an alkaline earth metal m combines with a halide x will the resulting compound be ionic or covalent why what is the
three particles have the same electron configuration one is a cation of an alkali metal one is an anion of the halide
a dry cleaning fluid composed of carbon and chlorine was found to have a composition 145 carbon and 855 chlorine its
if i want to make the buffer by adding 0100 m naoh instead of sodium acetate how many milliliters of naoh are needed to
high altitude balloons used by environment canada to measure o3 levels in the atmosphere also use a similar idiometric
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q perxyacetyl nitrate ch3cooono2 pan is an important species in the atmosphere it undergoes a first order decomposition
a sea water has a density of 1025gmlif sea water is about 145 cl by mass how much 1m silver nitrate is needed to
if a student added twofold of acetone the acetone will react with itself and the product would be isolated as diacetone
initially 0400 moles of hno2 and 0300 moles of nano2 are dissolved in water to a volume of 240 mlplease show all
potassium metal reacts with water to give potassium hydroxide and hydrogen gas if 500ml of hydrogen gas is produced at
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a 300ml water sample has an initial ph of 10 40ml of 002 n h2so4 were required to titrate the water sample to ph 45a
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by using any titration curve as a reference devise a rule for determining whether or not an acid is protonated in
write net broslashnsted equations that show the acidic or basic nature of the following substances given the
propose a mechanism for the acid-catalyzed syntheis of 45-dimethyl-dioxxolane from formaldehyde and
how do you draw all the possible condensed structural formulas for the organic compounds with 6 carbon atoms that have