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A solution is prepared by dissolving 307 g of sucrose (C12H22O11) in 684 g of water. What is the vapor pressure of this solution at 30°C? (The vapor pressure of water is 31.8 mmHg at 30°C.)
he uses the combustion of natural gas which is exothermic to heat the water how much natural gas will he need to burn?
In the preparatoin of a new pain reliever calls for 1.8 moles of an organic compound with fomula Na2(CH2CO2H)2 NCH2CH2(CH2CO2)2. How many grams of this compound should be weighed out for the reaction
Using noble gas (n-1) dx representations write the outer electron configuration for the following ions
what is the minimum amount of 6.0 M H2SO4 necessary to produce 25.0 g of H2 according to the reaction between aluminum and sulfirc acid 2Al + 3H2SO4 ---> Al(SO4)3 + 3H2
Write the net ionic equation to show the formation of a precipitate (insoluble salt) when the following solutions are mixed. Write noreaction if no insoluble salt forms CaCl2(aq)+Mg3(PO4)2(aq)
If you were to perform this reaction in a lab, you would make far less than the theoretical yield of product due to a wide range of outside factors. We can compare the actual yield to the theoretical yield to calculate the percent yield:
Draw the molecular orbitals for the following molecules CH20. Label the hybridization of all non-hydrogen atoms
Describe how you would construct your target electrochemical cell, including the identities and concentrations of all chemical species, as well as a diagram of the setup.
For TiCl4, delta H (not) is 54.3 kJ/mol and delta S (not) is 133 J/mol*K what is the boiling point of TiCl4 in degrees C
At a particular temperature, K = 3.75 for the following reaction. SO2(g) + NO2(g) SO3(g) + NO(g)
The enthalpy for oxidation of diamond by oxygen to carbon dioxide is -395.4 kJ/mol but the enthalpy for oxidation of graphite to carbon dioxide is -393.4 kJ/mol. Find the enthalpy of reaction for graphite going to diamond.
Pressure is measured and is 28.476861 atm at 297.15 K. The vapor pressure of the water is 0.02947 atm at 297.15 K. How many grams of each product are formed and with how many grams of C7H14 did you start with
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