Question 5(multiple choice worth 2 points)

which of the following cannot be separated by physical means?

mixtures
solutions
elements
none of the above

Joseph has hypothesized that sound travels in waves. if he were following the scientific method, what should he do next? a. ask a question. b. test the hypothesis. c. study the results. d. tell other scientists about his hypothesis.

What does x represent in the formula for the compound xcl4?

The boiling point of liquids is very high what does it indicate