Synthesis of acetic acid from acetylene
1 answer:
Acetylene can be converted into acetic acid in 2 steps:
1. reaction of acetylene with water (in the presence of sulphuric acid, and mercuric sulphate as catalysts) to produce acetaldehyde.
2. acetaldehyde is then oxidized (with potassium dichromate for example) to produce acetic acid.
this overall reaction is given by the following equation:
1. reaction of acetylene with water (in the presence of sulphuric acid, and mercuric sulphate as catalysts) to produce acetaldehyde.
2. acetaldehyde is then oxidized (with potassium dichromate for example) to produce acetic acid.
this overall reaction is given by the following equation:
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Answer:
317.46 °C
Explanation:
The expression for the calculation of heat is shown below as:-
Where,
is the heat absorbed/released
m is the mass
C is the specific heat capacity
is the temperature change
Thus, given that:-
Mass of lead = 118.5 g
Specific heat = 0.129 J/g°C
Initial temperature = 10 °C
Final temperature = x °C
Q = 4700 J
So,
<u>Thus, the final temperature is:- 317.46 °C</u>