4. A voltaic cell consists of an Ag electrode in 1.0 M AgNO3 and a Sn electrode in 1M Sn(NO3)2. Calculate the standard cell potential (EO cell) for this spontaneous cell reaction at 25°C.
(EO Ag^+ /Ag = + 0.8 V, EO Sn^+2 /Sn = -0.14 V).

What is a property of a double replacement reaction

Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line

How many mmols of tris-hcl are there in 100 ml of a 100 mm tris-hcl buffer solution at ph 8.1? note that the 100 mm refers to the sum of tris and tris-hcl concentrations?