CHEM 1110: General Chemistry

Explore the complex challenges scientists face when attempting to extract respiratory complexes from the inner mitochondrial membrane for an in-depth study of their properties and functions."

Learn the steps to make a 2.5 L of 0.100 M KCl solution from a 5.5 M stock solution in this easy-to-follow tutorial.

Unpack the difference between quantitative and non-quantitative observations. Examples include a person's weight on the Moon and the depth a hand pump can reach. Learn why precise measurements are crucial in scientific studies.

The scenario involves an archaeologist analyzing iron in an old building containing nickel-63, which has a known half-life of 92 years. With only 0.78% of the original nickel-63 remaining, the goal is to estimate the year when this discovery was made. We delve into the calculations and principles of first-order decay reactions.

Discover the balanced chemical equation for photosynthesis, where CO? and H?O produce glucose and O?. Uncover the step-by-step breakdown of the equation, ensuring atom balance. Grasp a clear understanding of this vital process in plant biology.

This video tackles the classification of boiling water as either a physical or chemical change, examining the provided options. We conclude that boiling is a physical change, as the water's chemical composition remains the same during the transition from liquid to gas.