4. For water, H20 represents only the empirical formula
only the molecular formula
only the structural formula
both the empirical & molecular formulas

Describe the forces both attractive and repulsive that occur as two atoms move closer together.

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next

Which of the following best describes technology a. something created for only scientists to use b.the method of thinking that scientists use. c.the application of engineering to create useful products. c. a scientific idea