What is the value of 4a? when a= 3?

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

What is the percentage of hydrogen in c2h4

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these