A light absorbing chemical has a molar absorptivity constant of 487 L/mol*cm. For a system with a 1.00 cm path length, what chemical concentration would result in a recorded % transmittance of 31.6?a. None of these b. 974 M c. 0.000649 M d. 0.00103 M e. 0.0649 M

How does the atmosphere to make earth livable? check all that apply. causes the seasons contains oxygen provides warmth creates important nutrients blocks harmful energy from the sun plz like !

Which of your 24 wells had indications that a chemical reaction occurred? how were you able to tell that a chemical reaction occurred? which of your 24 wells had indications that a physical reaction occurred? how were you able to tell that a physical reaction occurred? report on both mixing and evaporation. make a general statement about whether your hypotheses were validated or rejected. must your hypotheses be correct for this to be a successful laboratory?

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