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Question- Vapor volume of 1.23L forms when a sample of liquid acetonitrile, CH3CN absorbs 1.00 kJ of heat at its normal boiling point (81.6 and 1 atm).
What is ?Hvap in kilojoules per mole of CH3CN?
Account for the fact that LiF as well as CsI have low solubility in water whereas LiI and CsF are very soluble. Define in terms of lattice energy and hydration energy
3I2(s) + 2P(s) → 2PI3(s) What is the percent yield of the reaction if 28.3 g of phosphorus triiodide PI3 is obtained when 68.0 g of I2 and 68.0 g of P are mixed and allowed to react.
Consider the combustion of ethylene, . If the concentration of is decreasing at the rate of 4.2×10?2 , what is the rate of change in the concentration of
if 69 kJ of heat is applied to a 1012 g block of metal, the temperature of the metal increasesby 11.4 degrees C. Calculate the specific heat capacity of the metal in J/g degrees C.
Identify the most important types of interparticle forces present in the solids of each of the following substances: A) BaSO4 B) H2S C) Xe D) C2H6 E) CsI F) P4 G) NHs
A compound with a molecular formula of C8H16 demonstrates the subsequent spectroscopic data. Identify this compound.
In the reaction 2A---->X+Y the initial concentration are all 0.600M. If the equilibrium constant is 1200000 what are the equilibrium concentrations
For a particular redox reaction MnO2 is oxidized to MnO4- and Ag is reduced to Ag. Complete and balance the equation for this reaction in basic solution
consider the normal freezing point of water. what are the signspositive or negative of deltas and deltah for the
1.50 g of nh3 react with 2.75g of o2 which is the limiting reactant? How many grams of excess remain after the limiting reactant is completely consumed?
which give you an X^3 term. Is there another way of calculating the problem without getting involved with Imaginary numbers and Real number values for X.
Suppose that 4387.0 J of heat energy is added to 8 g of ice initially at -11 C. (This could be done, for example, by electrical heating of ice in an insulated container.) What is the final temperature of the water
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