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Consider the reaction of Al and Al+3 and Mg and Mg+2. Which is the cathode and which is the anode
Arrange the following from the smallest number of representative particles to the largest number of representative particles.
why is a stemless funnel recommended for filtration of the hot saturated solution? 2. in your buchner funnel, can you use filter paper that is to big for the funnel and curls up around the edges? why?
Evaluate the operating conditions of the chiller - what temperature must the chiller operate if the product streams are also at 1 atm total pressure?
Balance the following redox reactions. Break your answer down into individual steps not just the final balanced numbers. a) P4(s) + NO3^- ==>> H2PO4^- +NO(g) (acidic solution)
What mass of solid sodium hypochlorite (molar mass = 74.44 g/mol) should be added to 1.0 L of 0.255M hypochlorous acid to make a buffer with a pH of 7.54? (Ka of HClO = 3.8 x 10-8)
The normal boiling point of acetone is 56.5°C. At an elevation of 5300 ft the atmospheric pressure is 630. torr.a. What would be the boiling point of acetone (AHvap = 32.0 kJ/mol) at this elevation?
Calculate the ratio as the conformation present in a higher concentration over the lower one
Assume the total heat capacity of the air C air=30 J/K. Describe what's the likely ice will ne after the system reaches equilibrium. b) Estimate theliekly final temperature after reaching equilibrium
calculate w and delta e when one mole of a liquid is vaporized at its boiling point (80 degrees celscius) and 1.00 atm pressure. Delta H vaporization for the liquid is 30.7 kJ/mol at 80 degrees celscius.
A feed mixture weighing 200 kg of unknown composition containing water, acetic acid, and isopropyl ether is contacted in a single stage with 280 kg of a mixture
What is the Zn2+: Cu2+ concentration ratio in the following cell 25 degrees if the measured cell potential
Lead (II) nitrate and ammonium iodide react to form lead (II) iodide and ammonium nitrate according to the reaction. Pb (NO3)2 (aq) + 2NH4i (aq) --> Pbi2 (s) + 2NH4NO3(aq)
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