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Each day, the stomach produces 2.4 L of gastric juice that contains 0.11 M HCl. How many grams of HCL this this corresponds?
photon of light having a wavelength of 92.30 nm. It then gives off a photon having a wavelength of 1820 nm. What is the final state of the hydrogen atom
according to the following pKa values listed for a set of acids, which would lead to the strongest conjugate base?
How many L. of N2 gas are produced at STP when the airbag inflates if the airbag contains 132 g. of Sodium Nitride?
what is delta s total (entropy change) for the process? latent heat of fusion of water at 0 C is 334 J/g and the specific heat of subcoooled liquid water is 4.226 J/gC.
how many grams of H2 are needed to react with an excess of N2 and produce 6,867 grams of NH3? the molar mass H2 is 2.016g and the molar mass NH3 is 17.04g
A stock solution of 1.24 x 10^-4 M dye is available in the lab. What volume of the stock solution must be transferred to a volumetric flask to prepare a 25.00 mL dilution with a concentration of 2.00 x 10^-5 M?
Carboxylic acids have higher than expected boiling points due to dimeric associations involving hydrogen bonding. The structure of 3-methylbutyric acid is shown below. Draw a second molecule of 3-methylbutyric acid
Nitrogen and oxygen gases react to form dinitrogen trioxide gas. 2 N2(g) + 3 O2(g) -> 2 N2O3(g) At a certain temperature and pressure 4.2 L of N2 reacts with 6.3 L of O2.
Dalton law of partial pressure - The partial pressure of oxygen is maintained at 0.20 atm at this depth
Calculate the feed ratio of adipic acid and hexamethylene diamine that should be employed to obtain polyamide of approximately 15000 molecular
Build another molecule of dichloromethane. Is it identical with the first? Why or why not? How many different isomers of dichloromethane, CH2Cl2, are there?
A 2.00-g sample of a large biomolecule was dissolved in 19.0 g of carbon tetrachloride. The boiling point of this solution was determined to be 77.85°C. Calculate the molar mass of the biomolecule.
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