JOIN our WhatsApp groupAPOSTLES OF JESUSURU SEMINARY FORM ONE CHEMISTRY EXAM 2025 – DOWNLOAD PDF NOW
1. Give six (6) scientific skills that chemists have to acquire in order to be successful in obtaining facts and verifying them through more clear, logical, and even critical thinking.
2. Matter may change from one state to another. Explain six (6) significances of changes in state of matter in daily life.
3. chemist heated a mixture of ammonium chloride and sand in a test tube. After 5 minutes, only sand remained in the test tube. Explain the observation that made by a chemist.