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Construct a Born-Haber cycle to calculate the lattice enthalpy of TlCl,given the following data:sublimation of Tl(s):+182 KJ/mol
Enthalpy of formation of TlCl(s):-204KJ/mol Dissociation of Cl2(g):+243 KJ/mol Ionazation of Tl(g):+589KJ/mol Electron gain of Cl(g):-349KJ/mol
calculate the minimum number of grams of C3H8(g) that must be combusted to provide the energy necessary to convert 1.61 kg of H2O from its solid form at -10.0°C to its liquid form at 80.0°C.
How much energy would be required to melt 26 g of HCl at its melting point of -110.8 ?C?
which one of the following cell combinations would best be used to set up a cell with a potential of 0.50v by
Consider 4.40L of a gas at 365mmHg and 20degrees C . If the container is compressed to 2.60L and the temperature is increased to 30 degrees C , what is the new pressure, P2, inside the container? Assume no change in the amount of gas inside the cy..
A 13.00 g sample of an ionic compound NaA, where A- is the anion of a weak acid, was dissolved in enough water to make 100.0 mL of solution and was then titrated with 0.100 M HCl. After 550.0 mL of HCl was added, the pH was 5.00.
a man has sickle cell anemia, and an examination of his blood shows that a point mutation has caused the
The following reaction takes place when some drain cleaners are added to water. What mass of hydrogen gas will be produce from 4.76 g of aluminum and 3.23 g of NaOH- 2Al(s) + 2NaOH(s) + 6H2O(l) -> 2NaAl(OH)(aq) + 3H2(g)
In a particular redox reaction, Cr is oxidized to CrO42%u2013 and Ag is reduced to Ag. Complete and balance the equation for this reaction in acidic solution. Phases are optional.
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture pka1=1.3 pka2=6.70 Calculate the pH for each of the following points in the titration of 50.0 mL of a 2.1 M H3PO3(aq) with 2.1 M KO..
The concentration of ordinary bleach is 6% w/v. How many grams of NaOCl are there in 1.00 gallon of bleach?
vinegar is a 5.0 solution by weight of acetic acid ch3co2hin water. given that the ph for acetic acid is 2.41 the
the escape velocity necessary for objects to leave the gravitational field of the earth is 11.2kms-1. calculate the
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