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A 10.0 g piece of metal at 100 C is transferred to a calorimetercontaining 50.0 mL of water initially at 23.0 C. Calculate the specific heat capacity of the metal if the heat capacity of the calorimeter, Ccal is 25 J/K. The final temperature,Tfinal is 25.6 C
What sign. info about atomic structure came from the Millikan experiment using charged oil drops
Describe how would your result be affected if you added the NaOCl solution in 10 seconds rather than 1ml/minute
A reaction has the following rate law Rate = k[A][B]2. In experiment 1, the concentrations of A and B are both 0.10 mol L-1; in experiment 2, the concentrations are both 0.30 mol L-1. If the temperature stays constant, what is the value of the rat..
a tank of helium gas at 25 degrees celcius has a pressure of 100atm and a volume of 50 liters how many 10 liter helium
Calculate the density in kg/m3 using (a) the ideal gas equation of state and (b) the compressibility factor equation of state in conjunction with the law of corresponding states.
consider the following unbalanced chemical equation c5h12l o2g co2g h2og what volume of oxygen gas measured at 23 c
Mixtures of diastereomeric 1,3-dimethylcyclopentanes are formed on catalytic hydrogenation of all but one of the following. Which compound gives only a single stereoisomer of 1,3-methylcyclopentane
A flask contains 0.310 of liquid bromine, . Determine the number of bromine molecules present in the flask.
U^o for the reaction A(s)+2B(g) ->2C(s)+D(g) was measured at temperature T in a constant volume calorimeter. ?H^o for the reaction is approximately what
A solution is prepared by dissolving 0.16mol of acetic acid and 0.16mol of ammonium chloride in enough water to make 1.0 L of solution.
Americium-241 is used in some smoke detectors. It is an alpha emitter with a half-life of 432 years . How long will it take in years for 40.0 % of an Am-241 sample to decay
calculate the molarity and the molality of an nh3 solution made up of 27.5 g of nh3 in 70.0 g of water. the density of
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