4 Al + 3 02 — 2 Al2O3

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility

Which statement is true about the model of the electromagnetic spectrum a: it change the frequencies of light. b: it compare wavelengths of light. c: the color of light waves can be changed using the model. d: the intensities of light waves can be decreased using the model.

What is the volume of 3.2 moles of chlorine gas (cl2) at 295 k and 1.1 atm?