Determine the molecular formula given the information below. Info given: The empirical formula for a compound is CH2O and the molecular weight is 180.156 g/mol.
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7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

Temperature is _related to the average kinetic energy of a gas. inversely directly not disproportionally

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this