Chemistry and physics are two fundamental branches of science that explore the natural world, each with a distinct perspective. Chemistry focuses on the properties, composition, and reactions of matter, while physics seeks to understand the fundamental laws governing the behavior of matter and energy in the universe. Despite their differences, these fields are deeply interconnected … Read more
When studying other scientific disciplines, such as biology, physics, geology, agriculture, engineering, medicine, and so forth, you will notice that chemistry is an integral part of your curriculum. This is because chemistry is fundamental to the understanding of these disciplines. Chemistry serves as a bridge between other scientific disciplines and that’s why it is often … Read more
Important Facts to Know Before Attempting Average Atomic Mass Problems 1. Problem # 1 Chlorine -35 forms 75% of the total mass of chlorine and chlorine-37 forms 25%. Calculate the relative atomic mass of chlorine. Solution Consider a sample containing about 100 atoms of chlorine: 75 atoms will each have a mass of 35, which … Read more
Puzzle Description How many acids and bases-related terms do you remember? How many can you spot in the word search puzzle below? Reinforce your knowledge with this fun and engaging word search puzzle on acids and bases. Useful Resources
Worksheet Description The most reliable method for determining whether a substance is acidic or basic is by using acid-base indicators or pH indicators. The worksheet tests students’ knowledge of the pH scale and pH indicators (natural, commercial, and universal). Useful Resources Natural, Commercial, & Universal pH Indicators
Worksheet Description This worksheet evaluates students’ comprehension of the definitions of acids and bases, fundamental properties of acids and bases, and their various uses. Upon completion of the simple but engaging exercises in the worksheet, students will deepen their understanding of the fundamentals of acids and bases. Useful Resources
Worksheet Description Heating and cooling curves are often used to depict the temperature changes of substances as heat is added or removed over time. This worksheet seeks to link how the temperature of substances changes during heating or cooling processes while undergoing phase transitions, such as melting, boiling, and freezing. Useful Resources Heating and Cooling … Read more