Which of the following could result from the dehydration of an aldol? which of the following could result from the dehydration of an aldol?

4-methyl-5-hexen-2-one

3-methyl-4-penten-2-one

4-methyl-4-hexen-2-one

4-methyl-3-penten-2-one

4-methyl-4-penten-2-one

When 225mg of anthracene, c14h10(s), was burned in a bomb calorimeter the temperature rose by 1.75k. calculate the calorimeter constant. by how much will the temperature rise when 125mg of phenol, c6h5oh(s), is burned in the calorimeter under the same conditions? (δch< (c14h10,s)=–7061 kj mol−1.)