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Problem- What is the maximum amount of work that can be obtained from the combustion of 30.0g of ethane (C2H6) by oxygen gas when it forms gaseous water and gaseous carbon dioxide at 25oC and 1 atm of pressure?
Solve the above problem in detail no word count
How many moles of a monoprotic acid with a Ka=4.9x10^-6 must be dissolved in 750 ml of H2O to produce a solution with pH=4.50
enormous numbers of microwave photons are needed to warm macroscopic samples of matter. a portion of soup containing
A flask of Argon gas is connected to the left arm of a manometer. The Hg level is 76.1cm. The right arm of the manometer is open to the atmosphere and has a Hg level of 63.9cm. The atmospheric pressure of the lab is 0.679 bar. What is the pressure..
Problem- Use the Nernst equation to determine the cell potential, Ecell, of the galvanic cell consisting of the following two half-cells:
what is the easiest way to convert grams to grams in chemistry?example calculate the number of grams of kcl that can be
The HCl molecule is quite well described by the morse potential with hcDe=5.33 ev. v=2989.7 and xv+52.05 . Assuming that the potential is unchanged on deuteration , predict the dissociation energy of HCl and DCl
What mass of solid sodium hypochlorite (molar mass = 74.44 g/mol) should be added to 1.0 L of 0.255M hypochlorous acid to make a buffer with a pH of 7.54?
If 393.5 kJ of heat is released per mole of graphite and T increases 2.613 K, what is the heat capacity of the bomb calorimeter
cars may be powered by clean H2/O2 fuel cells and electric motors. Under standard conditions, such a fuel cell can develop 1.229 volts. If the oxygen is obtained from air (at P=0.21 bar), what pressure of H2 would be required to develop 1.278 volt..
The correct name for FeO is iron(II) oxide is it a poyatomic or binary ion? What is the rule for naming FeO?
The valence electrons of group 5A elemnts are in the 6s subshell. 8. The highest principle quantum number of period 2 elements is 2.
compute the number of grams of h2so4 in 1 gallon of battery acid if the solution is 38.9 sulfuric acid by mass and has
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