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 answers to the questions: SECTION A 1.2.1 A sub-atomic particle with a positive charge. Proton 1.2.2 The spontaneous spreading of particles from an area of high concentration to an area of low concentration. Diffusion 1.2.3 The amount of mass per unit volume. Density 1.2.4 A substance that cannot be broken down into simpler substances by chemical methods. Element 1.2.5 Matter that can flow and does not have a specific shape. Fluid SECTION B 2.1 Identify the experiment illustrated by the diagram. Gas preparation and collection (or Thermal decomposition) 2.2 Write down a hypothesis for this experiment. If the substance in the test tube is heated, then a gas will be produced. 2.3 Identify independent variable. Heat (or Temperature) That's 2 down. 3 left today — send the next one.