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A reaction vessel contains 12.5 g of CO and 12.5 g of O2. How many grams of CO2 could be produced according to the following reaction?
2CO + O2 = 2 CO2
Using concentrated acetic acid and solid sodium acetate, how would you prepare 10 l of 0.1 M acetate buffer at pH 4.75? The pKa for acetic acid is 4.75. What Volume of concentrated acetic acid is needed (mL)?
How much heat (in kJ) is required to warm 13.0 g of ice, initially at -11.0 C, to steam at 111.0 C. The heat capacity of ice is 2.09 J/g C and that of steam is 2.01 J/g C
what would happen to the molar mass of the solute if the thermometer used actually read 1.4 degrees Celsius too high?
Calculate the pressure of 4 g of nitrogen gas in a 1 L container at 20.0 ?C.
The name of this covalent compound is nitrogen trioxide. d. The name of this ionic compound is manganese oxide.
Coniine, a toxic substrate solution isolated from poison hemlock, contains only Carbon, Hydrogen, and Nitrogen. combustion analysis of a 5.024g sample yields 13.90mg of CO2 and 6.048mg of H20. what is the empirical formula of Coniine
calculate how many grams of ammonia could be formed from 2.32mol of nitrogen and h2h2?determine how many grams of
A sample of an unknown gas effuses in 12.4 min. An equal volume of H2 in the same apparatus at the same temperature and pressure effuses in 2.59 min.
discuss daltons theory. what are all of the postulates? with recent discoveries about the nature of an atom does it
Give the reaction scheme, showing the products formed (before hydrolysis), when one equivalent of ethylmagnesium bromide is treated with one equivalent of 5-hydroxy-2-pentanone
Which of the following elements are capable of forming compounds in which the indicated atom has more than four valence electron pairs. C P Ne F Cl B Se Sn
Describe the intermolecular force that must be overcome in converting each of the following from a liquid to a gas
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