Question
What is the product of the reaction? CH₃COOH +
CH₃OH → (H⁺, heat)Solution
The reaction is an esterification reaction. When acetic acid (CH₃COOH) reacts with methanol (CH₃OH) in the presence of an acid catalyst (H⁺) and heat, it forms methyl acetate (CH₃COOCH₃) and water (H₂O). Reaction: 
Thus, the product is methyl acetate and water.
16, 32, 68, 132, ?, 376
What will come in place of the question mark (?) in the following series?
60, 94, 184, 464, 1388, ?
Complete the series choosing the missing number.
110, 99, 86, ___, 54, 35.
380, ?, 360, 324, 260, 160
8 27 64 125 ? 343
...137, 130, ?, 95, 67, 32
2, 13, 27, 44, ?, 87
What will come in place of the question mark (?) in the following series?
20, ?, 30, 60, 150, 450
5 3 4 7.5 17 ? 138
1290, 1225, 1175, ?, 1112, 1095, 1085
