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A solution of h2so4 with a molal concentration of 6.80 has a density of 1.318 g/ml. What is the molar concentration?
calculate how many mgs of Ca2+ are present in 12.0mL of blood and Determine the percent yield 5.04 grams of H2
what will the maximum temperature reached by the resulting solution? [Assume that there is no heat loss to the container, that the specific heat of the final solution is 4.18 J/g*C, and the density of the final solution is that of water.]
How does C 10 H 12 O 2 eugenol combine with Br bromine in CCl 4 carbon tetrachloride and concentrated H 2 SOP 4 at the temperature of 20 degrees Celsius?
Draw the product that is formed when 1-pentyne is treated with an excess of hydrogen gas and a nickel catalyst.
trans-2-Butene is more stable than cis-2-butene by only 4 kJ/mol, but trans-2,2,5,5-tetramethyl-3-hexene is more stable than its cis isomer by 39 kJ/mol. Explain.
Draw the structure of the carbocation intermediate leading to the formation of 3-methyl-1-butene. Use the (+) and (-) tools to adjust charges as necessary
what does the equation (particularly the products) for 2-chloro-2-methylpropane and 2-bromo-2-methylpropane look like? The solvents are acetone, isopropyl, and ethanol.
Ionization energy is the energy needed to eject an electron from an atom. Compute the ionization energy of a hydrogen atom in its fourth
What is the total pressure on a 6.00 L flask which contains 0.127 mol of H2 gas and 0.288 mol of N2 gas at 20 degrees C. What is the molar fraction of H2 in the gas mixture
What volume of .305M AgNO3 is required to react exactly with 155mL of .274M Na2SO4 solution
A. Epinephrine, C9H13NO3, has a concentration of 10-10 M in circulating blood. Calculate the diameter of a round swimming pool with a water depth of 2.0 M that would be needed to dissolve 1.0 g (about a teaspoon) of epinephrine.
Glycerol is a water-soluble liquid with a density of 1.2656 g/mL at 15°C. Calculate the molarity of a solution of glycerol made by dissolving 60.000 mL glycerol at 15°C in enough water to make 300.00 mL of solution.
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