A beverage contains tartaric acid, H₂C,H,O, a substance obtained from grapes during wine making. If the beverage is 0.133 M tartaric acid, what is the molal concentration? The density of the solution is 1.016 g/mL. Molal concentration = m

10.00 mL of a solution containing calcium iodate was titrated to a starch endpoint with 23.73 mL of 0.02454 M Na2S203. What is the [IO3^-1] in the initial solution? Solve Using string calculation.

(d) Calculate the electrical conductivity of a 6.0 mm diameter cylindrical silicon specimen of 60 mm long in which a current of 0.5 A passes in an axial direction. A voltage of 12.5 V is measured across two probes that are separated by 40 mm. i. Compute the electrical conductivity of the specimen. C12334 ii. Compute the resistance over the entire 60 mm of the specimen using the data in (1).

Which metal will elute from the column first? A)zinc B) Ni.