Question

Which statement is true about mixtures?
Group of answer choices

Mixtures can be separated into their original substances by physical methods.

Mixtures always have a fixed ratio of components.

Mixtures form new substances with different properties.

Mixtures only contain liquids.

Answer 1

Mixtures can be separated into their original substances by physical methods.

Explanation: Mixtures are physical combinations of substances (e.g., saltwater, air, sand + iron) and can be separated by physical techniques like filtration, distillation, magnetic separation, or chromatography. The other statements describe properties of compounds or are incorrect (fixed ratios and new substances apply to chemical compounds; mixtures can be solids, liquids, or gases).