Determine the empirical and molecular formulas of the following species. Styrene, a compound used to make Styrofoam cups and insulation, contains 92.3% C and 7.7% H by mass and has a molar mass of 104 g/mol. Show your work and major steps, you do not have to show all steps leading to the answer. Remember correct sig fig based on the given number and Unit if it is required.

What happens when the temperature of a solution increases?

The characteristic of two different types of reactions are shown below. reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of and element. which statement is true about the atoms of the elements that participate in the two reactions? a: their identity changes in both reaction a and b. b: their identity changes in reaction a but not b. c: their identity changes in reaction b but not a. d: their identity remains the same.

Explain that newton first law,second law and third law of motion?