Identify product 'B' in following reaction

How many molecules of carbon dioxide are formed when 0.6 g carbon is burnt in air?

Identify product 'B' in the following reaction.

Sodium phenoxide $\xrightarrow[6 \mathrm{~atm}]{\mathrm{CO}_2, 398 \mathrm{~K}} \mathrm{~A} \xrightarrow{\mathrm{H}_3 \mathrm{O}^{+}} \mathrm{B}$

The number of arrangements, of the letters of the word MANAMA in which two M's do not appear adjacent, is