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What minimum mass of succimer (C4H6O4S2) (in mg) is needed to bind all of the lead in a patient's bloodstream? Assume that patient blood lead levels are 25 micrograms/deciliter, that total blood volume is 5.0L, and that one mole of succimer binds one mole of lead.
What is the relationship, if any, between the amount shown in the adjusted trial balance column for an account and that account's ledger balance?
Why are bacteria, rather than say human cells, used as experimental organisms in molecular biology studies?
Reiner Wholesale Merchandise had 20,000 shares of 5%, $20 par value preferred stock and 15,000 shares of $25 par value common stock outstanding throughout 2003. These data apply to each of the independent situations below.
How should she proceed? What additional data (if any) is needed? Which statistical analysis technique should be used? Can an analysis be performed? Why or why not?
A 48.0-L gas cylinder contains 249 mol of H2 gas at 298 K. What is the pressure inside the cylinder.
Discuss the business entity that represents the best choice for each business, taking control, taxation, and liability issues into consideration.
One of the advantages of some newly developed rapid identification tools i that pure cultures are not needed. Why is pure culture necessary for biochemical tests such as the enterotube but not for DNA probes?
A rug manufacturer has decided to use 7 compatible colors in her rugs. However, in weaving a rug, only 5 spindles can be used. In advertising, the rug manufacturer wants to indicate the number of different color groupings for sale.
How many grams of liquid methanol (CH3OH) are needed to heat 425 mL of water from 18 oC to 43 oC by combustion with oxygen.
In 2007, the IRS audited 1.77% of individual tax returns with income greater than $100,000. What is the probability that two randomly selected returns with income greater than $100,000 will be audited?
Identify the unknown gas - Find the molecular formula of the compound
Determine What is the final concentration and calculate what is the Ksp of this salt at temperature of 25 degrees Celsius?
How many grams of water can be cooled from 36 degrees celsius to 23 degrees celsius by the evaporation of 53g of water.
A sealed-end water manometer attached to an air duct reads 1598 cm. An open-end water manometer attached to the same duct reads 556.2 cm.
If it takes 34.0 mL of 0.0250 M K2Cr2O7 to titrate 10.0 mL of a solution containing Fe2+, what is the molar concentration of Fe2+.
Determine why the 2s and 2p orbitals on Hydrogen are degenerate and they are not in the case of Lithium and calculate Kp at 5 degrees and enter your answer in scientific notation if delta H rxn= -128 kj/mol CH 3 OH,?
Cd2 forms two complexes with C2H3O2, with the following formation constants:(a) Find K2 for the reaction, (b) You prepare 1.00 L of solution containing 0.110 mol CH3CO2Na and 4.00 × 10-4 mol Cd(ClO4)2. Compute the fraction of cadmium in the form ..
By Solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element -
Determine how much heat is released at constant pressure if 471.0 g of NO2 is produced,?
What is the geometry and hybridization of the carbonyl carbon in carboxylic acids and their derivatives.
Boyle's apprentice observes that the air trapped in air tube occupies 24.8 cm3 at 1.12 atm.by adding mercury to the tube increases the pressure on the trapped air to 2.64atm. assuming constant temperature, determine the new volume of air?
Explain why the atomic mass of an atom is a decimal number and how that value was determined before being placed on the periodic table.
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