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Comment on whether each of the subsequent statements is true or false and briefly explain your answer
(a) If one component of a solution follows Raoult's Law subsequently the other component must also obey the same law.
(b) Intermolecular forces are small in ideal solutions.
(c) While 15.0mL of an aqueous 3.0 M ethanol solution is mixed with 55.0mL of an aqueous 3.0 M ethanol solution the total volume is 70.0mL
What is the change of energy when an electron of boron travels from the 4th energy level to the 2nd energy level
How many different types of resonance structures can be drawn for the ion SO32.
heat capacity of the bomb calorimeter is known to be 10.6 kJ/C From previous measurements,. Now determine the mass percent of naphthalene(C10H8) in the sample?
Assume the radius of a neutron to be approximately 1.0; times ;10^{ - 13} {rm cm}, and calculate the density of a neutron.
How do the shapes of molecules determine their physical and chemical properties? Provide at least two examples
In the following experiment, the water in the glass is stirred by slowly lowering a weight (m=3kg) through a series of pulleys. If the 3kg weight is lowered 10m, the stirrer spins, but eventually all of the kinetic energy of the stirrer is turned ..
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent
Explain if the heat of combustion for a specific compound is -1240.0 kJ/mol as well as its molar mass is 45.27 g/mol explain how many grams of this compound must you burn to release 544.20 kJ of heat
what volume of 0.200 m hno3 is needed to titrate 38.7 ml of 0.175 m naoh? 2 if 42.5l of 0.45 m hcl is titrated with
a solid block of exactly 100.0 cm3 has a mass of 153.6g. Determine its density. will the block sink or float in water
Calculate the entropy and Gibbs energy of mixing when the partition is removed. Assume that the gases are perfect.
How much heat is produced by the complete combustion of 256 CH4 of ? CH4+2O2=CO2+2H2O Hrxn=-802.3kJ
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