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A compound has a molar mass of 180.15 g/mol. Given the following percent composition, calculate the molecular formula
The electrons in the bonding orbital tend to be distributed between the two atoms. This is because of their tendency to be shared among the two nuclei.
Three gases (8.00 of methane, CH4, 18.0 of ethane, C2H6, and an unknown amount of propane, C3H8) were added to the same 10.0-L container. At 23.0 degrees Celsius, the total pressure in the container is 3.50 atm. Calculate the partial pressure of e..
a 52kg person is standing on a bathroom scale in an elevator moving upward. a if the scale reads 58kg what is the
question at 63.5 degrees celsius the vapor pressure of water is 175 torr and that of ethanol c2h5oh is 400 torr. a
Calculate deltaG at 298K if the reaction mixture consists of 7.4 atm of H2, 0.056 atm of P4, and 0.29 atm of PH3. Reaction is 6H2(g)+P4(g)-->4PH3(g).
A 44 sample of water absorbs 329 of heat If the water was initially at 21.7, what is its final temperature.
in the procedure for brominating e-stilbene that involves in situ generation of bromine what is the solid that appears
Consider the peptides Gly-Pro-Ser-Glu-Thr (open chain) and Gly-Pro-Ser-Glu-Thr with a peptide bond linking the Thr and the Gly. Are these peptides chemically the same. Why or Why Not
calculate the moles of solute needed to prepare each of the following 3.5l of a 1.4m cacl2 solution 4.5l of a 0.10m
An endothermic chemical reaction with ?E = +41 kJ/mol has an activation energy of +95 kJ/mol. What is the activation energy for the reverse reaction?
Powdered Iron is added to a solution of Iron III sulfate, what happens. Please provide a narrative explanation.
a 325ml sample of gas is intially at a pressure of 721 torr and a temperature of 32 cecius. if this gas is compressed
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