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Would K (lysine) be more soluble in pH of 4, 7, or 12?
Use charges to figure it out for each part of the amino acid (NH3+, COO-, and the R group).
. in the tin oxide laboratory activity what was the color of the vapor emitted when the nitric acid was added to the
A solution of pH=3.50, 25 mL of buffer 0.1 M CH3COOH/CH3COONa, we added of 1.00 mL of 0.1 M HCl pKa = 4.76 calculate the final pH?
How many coulombs are required to plate a layer of chromium metal 0.25 mm thick on an auto bumper with a total area of 0.32 m2 from a solution containing CrO42-? The density of chromium metal is 7.20 g/cm2.
optically pure compound was diluted to 800.0 mL with water and placed in a polarimeter tube 15.0 cm long. The measured rotation was -4.85° at 25 °C. Calculate the specific rotation of the compound
A gas is placed in 1.23 L sealed container at a pressure of 0.500 atm and a temperature of 23.0 C. The temperature of the container is increased to 100.0 C.
Suggest one plausible reason for a % mass of water that is lower/higher than the true value
How might there still have been a chemical reaction even though they could not see anything happen?
The electophilic addition reaction of conjugated dienes that occurs at low temperatures and/or short reaction times is said to be under what? A)thermodynamic control B)kinetic control C)1,2-additon control D) 1,4-addition control
Predict what will happen and check your predictions. Change the styling so that instead of the color changing the link becomes bold when you hover over it. (You need to use the font-weight property.) Why does the white background extend to the end..
Assume that the coffee has the same density, 0.997g/mL , and specific heat capacity, 4.184\rm J/(g\cdot K) , as water over this temperature range. Express the number of photons numerically.
What is the molar mass of a nonpolar molecular compound if 5.52 grams dissolved in 36.0 grams of benzene begins to freeze at -1.87 °C? The freezing point of pure benzene is 5.50 °C and the freezing point depression constant, Kfp, is -5.12 °C/m.
Predict which of the following compounds has the greatest lattice energy. A. SCl6 B. AlCl3 C. NaCl D. MgCl2 E. PCl5
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