What is the concentration of h2s in mg
What is the concentration of H2S in mg/L when the hydrogen sulfide, which is extremely toxic to humans, can be detected at a concentration of 2.00 ppb and which is having the density of air is1.2929 g/L.
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Determine the total amount of solute that will be extracted by the ether, K=1.0? An aqueous solution which is having 5.0 g of solute in the100 ml is extracted w/three 25 ml portion of diethyl ether.
The company is submitting bids for 2 different projects, project A and project B. Find probability of winning at least one of the bids?
Determine the final temperature inside the calorimeter (c of copper =0.387 J/g·K)? One piece of copper jewelry at the 105°C has exactly twice the mass of another piece, which is at the 45°C. Both pieces are placed inside a calo
Glycine is an amino acid made up of hydrogen, carbon, oxygen, and the nitrogen atoms. Combustion of a .2036 gram sample gives the 1.00 atm and.122 g of water and 132.9mL of CO2 at 25oC.
The main office of the franchise restaurant chain desires to be capable to predict what sales may be at proposed new locations for restaurants, based on what they've learned from their several hundred existing restaurants. What statistical approac
When we take the diameter of a proton to be 1.0* 10^ -15 m, then what would be the mass of the mini black hole?
Calculate the kinetic energy of an electron (in J) that is ejected from the sodium by light with a wavelength of 340 nm? Electrons are ejected from the sodium metal by any light that has a wavelength shorter than 544 nm.
Assume that you carry out an analytical procedure to generate a calibration curve. Then you analyze an unknown and find the absorbance that gives a negative concentration for the analyte. What does this mean?
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Define postpartum hemorrhage for a vaginal birth and for a patient delivered by cesarean section (C/S). pace
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