See image — AITS & Test Series Chemistry Question

💡 Solution & Explanation

Amount of thermal energy required S w C T    Amount of thermal energy in beaker A   S S 200 C 90 40 10000 C      Amount of thermal energy in beaker B   S S 100 C 90 20 7000 C      Amount of thermal energy in beaker C   S S 150 C 90 50 6000 C      Amount of thermal energy in beaker D   S S 300 C 90 30 18000 C      S S S S w 6000 C , x 7000 C , y 10000 C , z 18000 C      S S 7000 C x