What is the potential of a cell made up of zn / zn2+ and cu / cu2+ half-cells at 25°c if [zn2+] = 0.11 m and [cu2+] = 0.91 m ?

When the following equation is balanced using the smallest possible integers, what is the coefficent of oxygen gas? c7h16o(g) + o2(g) → co2(g) + h2o(g) -1 -5 -8 -16 -21

Esign techniques and materials that reduce the negative environmental impact of a structure are referred to as

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change