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Consider the following combustion reaction: 2C4h10 + 13O2 -> 8O2 + 10H20. 125 g of C4H2O react with 415g O2.
a. Which substance is the limiting reactants?
b. What mass of CO2 and H2O can be produced?
A weak base indicator (In) may be considered to be in equilibrium with HIN+ and OH- ions. The color of the non-ionized molecule is green and that of HIn+ is yellow. What would be the color of this indicator in a very acidic solution? explain. HINT..
The equilibrium constant, Kp, for the following reaction is 9.4 at 500.0 degrees C. A mixture in a container at this temperature has a total pressure of 2.0 atm. The molar percent of N2O4 is 12.0% and NO2 is 88.0%.
Calculate the concentration of NO3- ion remaining in solution.
using this equation N2(g)+3H2(g)-->2NH3(g) if 10500 L H2 gas is reacted with an excess of N2 gas at 200 atm and 500 degrees how many moles of ammonia gas would be produced, assuming a 15% yield
Write a detailed, stepwise mechanism for all steps in the addition of HBr to 1-pentene in the presence of peroxide. Show all intermediates and use cuved arrows as appropraite.
which salts are more effective for cold and hot packs kno3 nh4no3 mgso4 cacl2 mgcl2? which are most cost effective?
in a coffee cup calorimeter 50.0 ml of 1.0 m naoh and 50 ml of 1.0 m hcl are mixed. both solutions are originally at
Which of the following materials will react with an acid to produce a gas. A) NaOH(aq) B) Na2CO3(aq) C) both (a) and (b) D) neither (a) nor (b) Which of the following materials will react with an acid to produce a gas
What is the wavelength of a light ray if its frequency is 4.64 x 1014 s-1? answer in units of nanometers (nm).
C3H8(g) + 5 O2(g) ? 3 CO2(g) + 4 H2O(g) Calculate the overall enthalpy change for this reaction using standard bond enthalpies.
When hydrogenating methyl trans-cinnamate or dimethyl fumurate using 5% Pd/C at room temperature, how will you determine if the reaction is chemoselective
A solution containing 3.47mM X (analyte) and 1.72 mM S (standard) gave peak areas of 3473 and 10222, respectively, in a chromatographic analysis. Then 1.00ml of 8.47mM S was added to 5.00ml of unknown X, and the mixture was diluted to 10.0ml. This..
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