What does the pH scale measure? By Rabia Anum 🌐 Source Chemistry Knowledge Base ✅ Fact Checked 📊 Difficulty Easy 📅 Last Updated 13 Aug 2026 A. Temperature B. Earthquake intensity C. Acidity or alkalinity D. Hardness Check Answer 💡 Explanation: pH measures the concentration of hydrogen ions to determine acidity. 📚 Topics: Chemistry Science 🎯 Exams: CSS GEN NTS PMS
