Sketch the galvanic cells based on the following half reactions. Show the direction of electron flow, show the direction of ion migration through the salt bridge, and identify the anode and the cathode. Give the overall balanced equation, and determine the Ecell. Assume all concentrations are 1.0 M and all pressures are 1.0 atm. Give the standard line notation for (a) and (b) also. g

The covalent compound acetylene, which is the fuel of the oxyacetylene torch used by welders, has the molecular formula c2h2. the covalent compound benzene, a commercial solvent, has the molecular formula c6h6 each of these covalent compounds contains carbon and hydrogen atoms in a one-to-one ratio. would it be correct to write the chemical formulas of each as ch? explain.

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Draw metallic bonding if two copper