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What is the theoretical yield (in mol) of carbon monoxide when 2.62 mol oxygen reacts with 2.08 mol of ethanol (CH3CH2OH) to produce carbon monoxide and water
The student then titrated 25ml of the same buffer with 0.1115M NaOH. The observed titration curve is shown before. what is the concentration of the weak acid in the buffer?
the NERNST equation is used to predict the impact of concentration on the cell potential. What value of slope does the Nernst equation predict for a plot of Ecell vs. log(cu2+ conc ratio)
calculate the pH of a soluion created by mixing 389.5 mL of .182 M HC4H7O2,
For the reaction A --> B, the activation energy is Ea = 125 kJ/mol and the heat of reaction, H = 50 kJ/mol. What is Ea for the reverse reaction in kJ/mol?
What is the molar mass of an unknown gas if the density of that gas is 0.726 grams/liter at a pressure of 0.634 atm and a temperature of
Calculate the energy in kJ/mol needed to remove the electron from n=1 in a mole of hydrogen atoms. what is this energy called?
Calculate the pressure that must be applied in order to increase its density by 0.08 percent.
A gas mixture contains 1.30g N2 and 0.95g O2 in a 1.57-L container at 22 degrees Celsius. Calculate the mole fraction of N2.
The k1 is on top of the right pointing arow and k2 is below the left pointing arrow and the arrows are like they are in equilibrium. The k3 is above the lone arrow in the second reaction. In the find expression part the N02 is a subscript of P
You are investigating the metabolism of glutamic acid in E coli, which enters the TCA cycle as a-Ketoglutarate following an initial transamination reaction.
Draw the structure of the dimer. Water (circled) is eliminated when the bond between the monomers forms. Circle the atoms of the ester functional group.
determine How many grams of Phosphine (PH3) can produce if 37.5 grams of P4(phosphorus) and 83.0 Litres of H 2 gas react at STP?
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