What is the balanced equation for caco3(s) > cao(s) + co2(g

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius

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 chemical formula for a compound between li and br? libr li2br libr2 libr3