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A 10 cm-long silver rod is heated from 25° C to 500° C. Calculate the increase in length caused by the rise in temperature. Assume the linear coefficient of thermal expansion is constant at 21.3 x 106 mm/mm °C for this range of temperature.
Although the aluminum cylinder is a solid (and, therefore, is quite in-compressible), it actually contains quite a bit of empty space.
4 PH3(g) -> P4(g) + 6 H2(g) If, in a certain experiment, over a specific time period, 0.0039 mol PH3 is consumed in a 1.8 L container during each second of reaction.
A mole of carbon atoms has a mass of 12 grams, and a mole of magnesium atoms, 24 grams. What is the mass ratio of a single carbon atom to a single magnesium atom?
the mechanism involved in the distillation of a mixture containing acetone and ethanol
A compound A(C6H6) undergoes catalytic hydrogenation over lindlar catalyst to give a compound B, which in turn undergoes ozonolysis followed by workup with aqueous H2O2 to yield succinic acid and two equivalents of formic acid.
Some water dissolves in liquid methane at -161 degrees C, the boiling point of liquid methane, to give a solution in which the mole fraction of water is 6*10^-5. Determine the mass of water (in units of grams) dissolved in 115L of this solution if..
In order to fight a fire at a hazardous materials spill site, caution should be exercised when choosing a fire extinguishing method.
Calculate the specific heat of the metal, assuming perfect insulation and a calorimeter heat capacity of zero.
What role do the stability constants of the various complexes play in the spectrophotometric analysis of fluoride ion using the SPADNS colourimetric method?
an unknown carbohydrate compound has the empirical formula ch2o. a solution consisting of 0.515 g of the carbohydrate
consider the gas phase decompositon reaction of 2nocl----gt 2no cl2. the concentrations of nocl and cl2 are plotted
when 76.0 grams of calcium and 36.9 grams of nitrogen gas undergo a reaction that has a 90.0 yield what mass of calcium
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