Lower carboxylic acids are soluble in water due to

Identify the product of the following reaction:

What is the product formed when ethyl acetate reacts with an excess of $CH_3MgI$ followed by hydrolysis?

The descending order of acidity for the following carboxylic acids is:
$A.$ $CH_3COOH$
$B.$ $F_3C-COOH$
$C.$ $ClCH_2-COOH$
$D.$ $FCH_2-COOH$
$E.$ $BrCH_2-COOH$
Choose the correct answer from the options given below:

The ease of hydrolysis in the compounds $CH_3COCl$ $(I)$,$(CH_3CO)_2O$ $(II)$,$CH_3COOC_2H_5$ $(III)$ and $CH_3CONH_2$ $(IV)$ is of the order:

What are $X$ and $Y$ in the following set of reactions?