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Wine goes bad soon after opening because the ethanol (CH3CH2OH) in it reacts with oxygen gas (O2) from the air to form water (H2O) and acetic acid (CH3COOH) , the main ingredient of vinegar. What mass of oxygen gas is produced by the reaction of 8.92g of ethanol?
1)WhenH2(g)reacts withC2H4(g)to formC2H6(g),137kJ of energy areevolvedfor each mole ofH2(g)that reacts. Write a balanced thermochemical equation for the reaction with an energy term in kJ as part of the equation.
If the light given off is assumed to be directly proportional to the amount of tritium, by how much will a dial be dimmed in a watch that is 50 years old?
In the titration of KHP with a NaOH solution (done in part I of the experiment to standardize the NaOH solution), you added the NaOH solution into a buret that was wet with deionized water.
Gibbs free energy of formation for ammonia is -3.9 kcal/gmole and the standard heat of formation for ammonia is -10.96 kcal/gmole. Find the fugacity coefficient at the reaction conditions and calculate the effect of it on the reaction conversion.
When 1.150 grams of an unknown nonelectrolyte dissolves in 10.0 grams of water, the solution freezes at -2.16°C. What is the molecular weight of the unknown compound? Kf for water = 1.86°C/m.
Explain what is the correct net ionic equation including all coefficients, charges, and phases for the following set of reactants? Presume that the contribution of protons from H2SO4 is near 100 %.
nitrobenzenediazonium chloride occurs mainly para to the -N(CH3)2 group of N,N-dimethylaniline but ortho
Problem- Top fuel dragsters and funny cars burn nitromethane as fuel according to the following balanced combustion equation: 2CH3NO2(l)+3/2O2(g)?2CO2(g)+3H2O(l)+N2(g)
chemical engineeringenvironmental engineering 100 assignment 1 1. due september 20 2002 930 a.m. a rocket uses 110l of
Question- a) What modern technique is the most common form of Inorganic Mass Spectroscopy in use today? b) Give the complete name and abbreviation for three (3) hyplienated technique, GC and detector combination.
Determine which of them exhibit resonance. (In other words, which of the following molecules exhibit resonance? Note: there is more than one answer and you must choose all of the molecules in the list that exhibit resonance.)
Determine the molarity of a solution of sodium hydroxide (NaOH) if 27.9 mL of this solution combines exactly with 22.30 mL of 0.253 M
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