This chemistry question involves key chemical concepts and calculations. The detailed solution below walks through each step, from identifying the reaction type to computing the final answer.
ScanSolve AI Answer
21. a) The apparatus shown is a Bunsen burner. The final answer is Bunsen burner b) The apparatus is used for heating substances. The final answer is heating c) Identify the following labelled parts and their function. D - Base*. Its function is to provide stability for the Bunsen burner. C - Collar (or air hole regulator)*. Its function is to control the amount of air entering the burner, which regulates the type and temperature of the flame. 22. A hazard is anything that has the potential of causing harm or injury. Three such hazards that can occur in the laboratory are: i. Chemical spills (e.g., corrosive acids, flammable liquids). ii. Broken glassware (leading to cuts). iii. Fires or burns (from open flames or hot apparatus).