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A water treatment plant has a flowrate of 6,000 m3/d. Determine the following (assume filtration rate is 60 m3/d-m2):
a. Total filter area
b. Wash water flowrate if two filters are used.
c. Volume of the wash tower (assume back wash only)
Suppose you have a mixture of 2 substances. You know one of the substances is either 2-chlorobenzoic acid or diphenyl acetic acid. The second substance is either p-dibromobenzene or acenaphthylene
What is the hydronium-ion concentration in a 0.025 M solution of carbonic acid, H2CO3? For carbonic acid,
You are given 5.00 mL of an H2SO4 solution of unknown concentration. You divide the 5.00-mL sample into five 1.00-mL samples and titrate each separately with 0.1000 M NaOH.
A thief plans to steal a gold sphere with a radius of 30.0 cm from a museum. If the gold has a density of 19.3 g/cm^3, what is the mass of the sphere?
A bottle of vinegar is labeled 5.0% acetic acid. If the bottle contains 240.0ml of acetic acid, how many grams of acetic acid are contained in the bottle?
A 27.2 mL sample of a solution of RbOH is neutralized by 16.12 mL of a 2.047 M solution of HBr. What is the molarity of the RbOH solution? Answer in units of M.
The unbalanced equation for the reaction is... BrO3^-(aq) + Sb^3+ (aq) ---> Br^-(aq) + Sb^5+ (aq) Calculate the amount of antimony in the sample and it percentage in ore.
If 10g of na2s2o3 are reacted with 10g of agbr, what would be the maximum yield of nabr and which is the limiting reagent, if any?
An ice cube of 15.1 grams is placed into 304 grams of H 2 O. compute the change in temperature in the H 2 O upon completing melting of the ice.
Sketch a titration curve of what the titration of the dry acid vs. sodium hydroxide might look like and explain the diagram.
Draw the kekule structure of each of the following compounds. if cis/trans isomers exist, draw both and indicate the geometry of each. Also draw the structure of a constitutional isomer.
A bowl of 464 g of water is placed in a microwave oven that puts out 776 watts (J/s). How long would it take in seconds to increase the temperature of the water from 12.0oC to 46.0oC? Use SF.
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