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Explain the chemical information that can be determined about an acid using the equivalence point and half-equivalence point of a titration curve.
The balences in the lab can weigh a maximum of 220.000 g at once. if a beaker has a mass of 86.4329 g, what is the maximum volum of water
A box contains a mixture of small copper spheres as well as small lead spheres. The total volume of both metals is calculated by the displacement of water to be 427 cm3 and the total mass is 4.36 kg. Explain what % of the spheres is copper
Plot the normalized particle in a box wavefunctions for an electron in a box of 1210 pm for n=1-6 on the same plot. Are any patterns evident? what is the probability of finding an electron in the middle 605 pm for n=6
calculate the average moles of ascobic acid in the pipetted sample used for titration d)Calculate the average moles of ascobic acid in the crushed tablet.
Does the product xyz necessarily vanish when integrated over a a) cube, b) tetrahedron, c) hexagonal prism, each centered on origin?
what is the vapor pressure of ethanol at 290 K when heat of vaporization is equal to 38.56 kJ/mol and the normal boiling point is 351.4?
determine the concentration of hemoglobin solution knowing that its absorbance is 0.65. the pathlength is 1 cm and the
Select all of the reaction mechanisms that are likely to occur when 1-bromonorbornane (shown) is treated with sodium ethoxide in ethanol.
What is the enthalpy of this reaction. Assume that no heat is lost to the surroundings or to the coffee cup itself and that the specific heat of the solution is the same as that of pure water.
Draw one energy diagram showing both reaction pathways & label all transition states, intermediates and products as well as activation energies. you may assume that the overall reactions are both exergonic while the first step in each reaction is ..
calculate the velocity of an electron in the n1 state of h atom? show that the de broglie wavelenth of an electron
question a steel cylinder holds 1.32 g of ethanol c2h5oh. what is the pressure of the ethanol vapor if the cylinder has
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