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Suppose a heat source generates heat at a rate of 50.0 W (1 W = 1 J/s). How much entropy does this produce per hour in the surroundings at 25.4 °C? Assume the heat transfer is reversible.
ow many stereo-isomers would there be if a molecule had four chiral centres, Rank the different carbocations in order of their stability.
water for the temperature of the trapped gas, will the calculated mass percent of metal in the sample be greater than, less than, or equal to real mass percent?
At 50 degree's Celsius the vapor pressure for methanol and ethanol are 406 and 222 torr, respectively. Given a mixture at 50 degree's Celsius that contains 0.2 mol of methanol and 0.1 mol of ethanol, compute the partial pressures of each liquid an..
CO (5.00 g) and CO2 (5.00 g) were placed in a 750.0 mL container at 50.0 °C. Calculate the total pressure in the container.
A sample of pure NO2 is heated to 334 degree C at which temperature it partially dissociates according to the equation 2NO2(g)-->2NO(g)+O2(g)
Determine pH of the solution....ICE table..Henderson HasselBach equations, Using a ICE table (initial change equilibrium) a)Calculate the pH of solution that is 0.175M in acidic acid(HC2H3O2) ans 0.110Min potassium Acetate(KC2H302)
Calcium metal has a density of 1.55g/cm3 and crystallizes in a cubic unit cell with an edge length of 558.2pm. a. how many Ca atoms are in one unit cell?
What is the probability of locating an electron between x = 0 and x = 0.2 nm in its lowest energy state in a conjugated polyene molecule
A student finds that during a reaction, the 150.g of water in the reaction cup warms from 21.0 Celsius to 28.5 degrees Celsius.
Derive the fractional compositions for monoprotic and diprotic systems showing the steps as clear as possible including a brief description of a fraction compostion plot.
Use the Henderson-Hasselbach equation to calculate the pH of an acetate buffer in which the acetate concentration [CH3COO-] is three times greater than the acetic acid [CH3COOH] with a pKa of 4.76.
Critically evaluate your evidence on whether the limonene isolated from orange peels
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