An electrochemical cell based on the following reaction has a standard cell voltage (e°cell) of 0.48 v: sn(s) + cu2+(aq) → sn2+(aq) + cu(s) what is the standard reduction potential of tin(ii)? (e°(cu2+/cu) = 0.34 v)

Which compounds have the empirical formula ch2o? a. c2h4o2 b. c3h6o3 c. ch2o2 d. c5h10o5 e. c6h12o6

How many atoms or molecules are there in a mole of a substance?

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.