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Propane, C3H8, is burning with 130.% theoretical air in a camp stove. Determine
a. The reaction equation.
b. The molar air/fuel ratio of the combustion.
c. The volumetric analysis of the combustion products.
d. The dew point temperature of the combustion products
if the total pressure of the combustion products is 14.7 psia.
What mass (in grams) of solid sucrose (C12H22O11) would need to be added to 2000 grams of water to make an ideal solution with a boiling point of 102.9°C? (Kb for water is 0.512°C/m)
Draw the Lewis structure of the conjugate base for the following acid: H2SO4. Remember to include charges and non-bonding electrons where necessary. Use an expanded octet on sulfur to minimize formal charges.
calculate the mass (g) of the excess reactant after thereaction is complete e. calculate the theoretical yeild (g) of 2,2dibromopropane
A buffer is formed by mixing 100 mL of 0.1 M NH4Cl with 50 mL of 0.3 M NH3. To this solution 12 mL of 0.1 M NaOH is added. What is the approximate pH of the new solution after neutralization? Assume a Kb of 1.8 × 10^-5 for the weak base.
a chemist makes a solution of 1.33 mol cacl2 and 800 kg water and then discovers that the freezing point of the
A mixture of two miscible liquids with a widely different boiling point is distilled. The temperature of distilled liquid is observed to plateau and then drop before rising again. Explain the temperature drop.
The ketone used was cyclopentanone and the aldehyde used was benzaldehyde. First cyclopentanone was dissolved in 95% ethanol. Then benzaldehyde was added along with NaOH to the mixure. The solution was then mixed creating the aldol condensation pr..
Explain an oxygen molecule has a mass of 5.3 x 10-26 kg. If the molecule is moving at 400m/s 1000 mpg with an uncertainty in velocity of 1 m/s, the uncertainty in position h=6.626 x 10-34 Js
What is the mass percentage of carbon in CO2? The molecular weight of CO2 is 44,01 g/mol, while the atomic weight of carbon is 12.01 g/mol.
A tank having a volume of 1000 ft3 contains 22 lb of CO2, 46 lb of O2 and 154 lb of N2. What pressure will be indicated by a pressure gage attached to the tank if the gas is at ambient temperature (80°F)
An aqueous solution of nickel acetate is electrolyzed for 3 hours with a 1.8 ampere current. What mass of nickel is produced?
What are the products of the reaction of potassium hydride and water. KH(s) + H2O(l) ? A) K(s) + H2(g) + OH-(aq) B) K(s) + H2(g) + O2(g) C) KOH(s) + O2(g) D) K+(aq) + H2(g) + O2(g) E) K+(aq) + H2(g) + OH-(aq)
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