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Q1.When does the Complete Combustion of Natural Gas Methane happens?
Q2.Give the reaction of combustion of methane.
Q3.What type of reaction is combustion of methane in terms of heat?
Q4.What are alkanes?
Q5.What is the general formula of alkanes?
Q6.What is fermentation?
Q7.Write the balanced chemical equation for fermentation.
Q8.How is ethanol prepared and what are the conditions necessary for its preparation?
Q9.Which catalyst is used in fermentation?
Q10.What are the favourable conditions for fermentation?
Derive an expression for the instantaneous temperature as a function of the instantaneous pressure, and use it to sketch T/Ti vs P/Pi.
The process of boiling a reaction mixture and condensing the solvent vapors back into the reaction vessel is known as a)reflux b)filtration c)distillation d)extraction
Which substance below would contain a nitrogen atom with the highest oxidation number of all those shown? a. NO2 b. N2 c. NH4^1+ d. NO3^1- e. NH3
Aluminum oxide is formed from the reaction of metallic aluminum with oxygen gas. How many moles of Aluminum are needed to form 3.4 moles of Aluminum oxide.
A flask contains 0.430 of liquid bromine, . Determine the number of bromine molecules present in the flask
The solubility of silver sulfate in water is 0.223% (w/v) at 35°C. Calculate the solubility product of this salt at this temperature
Determine the empirical formula, molar mass, and molecular formula of the compound. Assume that the compound is a nonelectrolyte. (Type your answer using the format CO2 for CO2.)
It required 29.22 mL of the HCl solution to reach the methyl red endpoint. Calculate the weight percent NH3 in the aqueous waste.
A 5.0 g sample of greenish-yellow Cl2 gas is added to a 10.0 g sample of gray potassium metal to form a white solid in a sealed container. Write a balanced equation for the combination reaction that should occur.
An increase in which of the following will occur if the reaction temperature is increased? I. Energy of activation II. Collision frequency III. Fraction of collisions with sufficient energy
how many kcals of heat energy would be required to vaporize 35 grams of h2o that demonstrated a temp. of 246
Propose a mechanism for the acid-catalyzed syntheis of 4,5-dimethyl-dioxxolane from formaldehyde and 2,3-butanediol
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