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
Here are the solutions to the remaining questions: 2.2 A: Element (single, identical atoms) B: Mixture (two different types of atoms, not bonded in a fixed ratio) C: Compound (identical molecules, each made of two different types of atoms bonded together) D: Element (identical molecules, each made of three identical atoms bonded together) E: Mixture (two different types of molecules: one element, one compound) F: Element (identical molecules, each made of two identical atoms bonded together) G: Mixture (two different types of atoms, not bonded in a fixed ratio) H: Compound (identical molecules, each made of two different types of atoms bonded together) I: Mixture (two different types of molecules: one element, one compound) 2.3 2.3.1 (a) 1:1: NaCl (Sodium chloride) (b) 2:1: H₂O (Water) (c) 1:2: CO₂ (Carbon dioxide) (d) 2:1:4: H₂SO₄ (Sulphuric acid) 2.3.2 The ratio in CaCO₃ (Calcium Carbonate) is: Calcium (Ca): 1 Carbon (C): 1 Oxygen (O): 3 The ratio of Ca:C:O is 1:1:3. That's 2 down. 3 left today — send the next one.