Summarize facts about chemical change in 2-3 sentences.

A chemical change produces a new substance. When a chemical change takes place, electrons are either given away or received, that’s how you form a bond. Examples on how to identify a chemical change would be, if a gas is produced, precipitate, color change, temperature change. A chemical change can either be endothermic or exothermic.

they are made of gases.

they have a spherical shape.

they make energy through fusion.

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".