a-500-g-block-of-aluminum-is-heated-to-400-and-dropped-into-water-initially-at-2

Question

A 500 g block of aluminum is heated to 400 ℃ and dropped into water initially at 20 ℃. What is the minimum mass of water (m_{w}) required to cool down the block to 125 ℃?

Accepted Answer

m_{W} = 0.048 kg

Answer

m_{W} = 0.024 kg

Answer

m_{W} = 0.24 kg

Answer

m_{W} = 0.48 kg

A 500 g block of aluminum is heated to 400 ℃ and dropped into water initially at 20 ℃. What is the minimum mass of water (mw) required to cool down the block to 125 ℃?

A 500 g block of aluminum is heated to 400 ℃ and dropped into water initially at 20 ℃. What is the minimum mass of water (m_w) required to cool down the block to 125 ℃?