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Solutions of sulfuric acid and lead II acetate react to form solid lead II sulfate and a solution of acetic acid.5.30g of sulfuric acid and 5.30 gof lead II acetate are mixed. Calculate the number of grams of sulfuric acid present in the mixture after the reaction is complete. Calculate the number of grams of lead II sulfate present in the mixture after the reaction is complete.
A solution of calcium ions contains 7 meq/250. cm3 of calcium ion. How many moles of calcium ion does this solution contain
EDTA is utilized to slow microbial degradation of mayonnaise by preventing bacterial uptake of iron. Assuming that mayonnaise has a pH of 3.9 and a total iron content of 10-6 mole/liter, how much EDTA must be added to complex 99%
Choose the stronger of each pair of acids, respectively, and explain why: a) HBrO3 or HBrO b) HBrO2 or HIO2 A. a) HBrO because Br has a lower oxidation state (fewer number of O atoms around it) in HBrO than in HBrO3
A 43 kg person drinks 450. g of milk, which has a "caloric" value of approximately 3.0 kJ/g. If only 17% of the energy in milk is converted to mechanical work, how high (in meters) can the person climb based on this energy intake.
What is the composition of anti-dust chalk? What are differences between normal blackboard chalk and anti-dust chalk? What made anti-dust chalk anti-dust? Explain in details.
Homes in rural areas where natural gas service is not available often rely on propane to fuel kitchen ranges. the propane is stored as liquid and the gas to be burned is produced as the liquid evaporates.
There are two stereoisomeric 1,3-cyclobutane carboxylic acids. one can form a cyclic anhydride, the other can not. draw the structures of theses compounds and indicate which one can be converted to a cyclic anhydride. explain
calculate the expected change in temperature for 4.5 g of nh4no3 dissolved in 100.0 ml of h20. assume that the
in the course of research a chemist isolates a new compound with an empirical formula c3h3o2. 2.51 g of the compound
Using the Nernst quation calculate the following EMF of these cells at the non standard states Cu(II)-Zn(II) Fe(II)-Zn(II) Pb(II)-Zn(II) please show work. i dont understand especially calculating Q using the nernst equation.
Rotenone, antimycin A and cyanide are poisons that inhibit the electron flow through respiratory chain. Rotenone inhibits the electron flow through NADH-Q oxireductase. Antimycin A blocks electron flow between cytochrome b and c1. Cyanide blocks e..
Ka for HCN is 4.9 × 10-10. What is the pH of a 0.068 M aqueous solution of sodium cyanide
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