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How many moles of carbon would contain the same number of atoms as 3.76g of AgCl?
What minimum mass of succimer in milligrams is needed to bind all of the lead in a patient's bloodstream? Assume that patient blood lead levels are 0.560 mg/L , that total blood volume is 5.5 L , and that 1 mol of succimer binds 1 mol of lead.
At beginning of the work up stage of the lab procedure, the two phase reaction mixture probably contains the following:
A liquid with a density of 40.0lb/ft3 flows through a long straight pipe of circular cross section at a arte of 200 ft3/hr. Determine if the flow is turbulant or streamline under the following conditions.
Calculate the pH of 0.500L of a buffer solution composed of 0.20 M butyric acid (CH3(CH2)2)2COOH, Ka = 0.000015) and 0.10 M sodium butyrate, (NaCH3(CH2)2COO).
a if the electron in a hydrogen atom undergoes a transition from an n 6 level to an n 4 level what is the wavelength
explain the terms absolute refractory period relative refractory period sodium equilibrium potential and the
If 100.0 grams of copper (Cu) completely reacts with 25.0 grams of oxygen, how much copper(II) oxide (CuO) will form from 140.0 grams of copper and excess oxygen?
A titration was performed to determine the solubility product constant (Ksp) of an unknown iodide with formula . The first two steps of the reaction sequence are shown below:
How many steps of crystallization you needed to do to get pure compound A? C) What is the amount of pure compound A after all crystallization steps? D) Calculate the percent recovery of pure compound A after all the crystallization st
The Kow for carbon tetrachloride is 220. Using the rule of thumb that log(Koc) = .8*log(Kow), and assuming an organic carbon content of 1% you can estimate the retardation factor for carbon tetrachloride.
Describe the color change of a positive Benedicts test and What group reacts with the Benedicts reagent
A student determine the melting point of a substance to be 85.2 degrees Celsius. If accepted value is 53.7 degrees Celsius , the percent error in her determination was?
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