Write anode, cathode and overall cell reactions that occur when a galvanic cell is made using each pair of half cells ?

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

What does a complete balanced chemical equation include? a. exothermic coefficients b. endothermic coefficients c. valence electrons d. molar coefficients