When was her deafness first noticed? When was it confirmed?
Her deafness was first noticed when she was just eight years old. It was confirmed by the time she was eleven.
To get her house whitewashed, an officer bought 10 kg of quicklime from the market and dissolved it in 30 litres of water. She noticed that the solution warmed up even when it was not being heated. What is the corresponding product formed and the type of reaction involved?