Is flammability a form of chemical change or physical change

What impact does claim ate have on biodiversity

A bottle of perfume is opened at one end of a room. A person sitting at the other end smells the perfume within a few minutes. Which explanation is true? A - The molecules of perfume moved directly from the perfume bottle to the person.

A solution has a pH of 8. What kind of solution is it? A. strong acid B. weak acid C. strong base D. weak base

You just calculated that the heat of fusion for chloromethane is 6400 J/mol. The heat of fusion for hydrogen is 120 J/mol. Which of the following account for this difference? a. Hydrogen has stronger intermolecular forces than chloromethane. b.

Gravity will have a greater effect on an object with

Consider the following exothermic reaction and predict how the change below will affect the concentration (increase, decrease, stay the same) of each component in the system as the equilibrium is reestablished.

How does the electron structure of atoms change when they form chemical bonds

What is the scientific notation for 1073

What is the force that opposes the sliding motion of two touching surfaces?

What is osmosis as a scientific term