At constant pressure and 25^C, What is delta H for the following reaction.  2C2H6(g) + 7O2(g) = 4CO2(g) + H2O(l) if the complete consumption of 38.2 g of C2H6 libraties 1981 KJ of heat energy?

Q: When 7.121 x 10-1 mol of NH3 and 7.121 x 10-1 mol of O2 are introduced into a 2.305 L reaction vesse...

A: Kc of the reaction is to be calculated

Q: uestions 1. Why was sodium chloride added to the tea solution before extracting with ethyl acetate? ...

A: Hey, since there are multiple questions posted, we will answer first question. If you want any speci...

Q: Consider the reaction, H2 + I2 => 2 HI , which is found to be half order in I2 and first order in...

A: If reaction consists of a number of elementary steps, the rate of reaction is dependent on the slowe...

Q: -3. The approximate CCO angle in acetone, HCCCH, , is a. 180° b. 90° c. 109° d. 60° e. 120°.

A: The C=O carbon in the acetone has three sigma bonds (two sigma bonds with methyl group and one sigma...

Q: How would you classify the following material? coffee (black) a. solution b. an element c. suspensio...

A: A solution contains two or more substances of uniform particle size.  It is a homogeneous mixture.A ...

Q: Choose the statement that correctly describes how a weak electrolyte looks in a beaker of water.  ...

A: The correct statement has to be chosen about how a weak electrolyte looks in a beaker of water. Give...

Q: benzoic acid and 2- naphthol

A: Carboxylic acids (like that in benzoic acid) have a pKa between 4-5 while phenols (seen in 2-naphtho...

Q: 2. a)What happens when Isoamyl Alcohol is allowed to heated with Acetic Acid in presence of concentr...

A: (a)Isoamyl alcohol reacts with acetic acid in the presence of concentrated sulfuric acid and gives i...

Q: Which of the following statements is incorrect:   1. the combination of two s orbitals gives bond...

A: In the chemical bonding, an antibonding molecular orbital is a type of molecular orbital that has th...