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Question- A molecule with a chiral center must be optically active wheras a molecule with two chiral centers may or may not be optically active. Explain and provide examples
I want you to explicate the chemistry in this problem
1. write the reaction for the formation of 1 mole of acetic anhydride from 2 moles of acetic acid. why is the product
A chemistry student needs 40.0 mL of pentane for an experiment. By consulting the CRC Handbook of Chemistry and Physics, the student discovers that the density of pentane is 0.626 g cm^3. Calculate the mass of pentane the student should weigh out.
Given that the radius of the O2- ion is about 140 pm in most oxides, calculate the radius of Mg2+, in pm. Your solution should include a sketch one face of the unit cell of MgO to show how the edge length of the unit cell is related to the ionic r..
How much heat energy is required to raise the temperature of 0.367 kg of copper from 23.0 degrees C to 60.0 degrees C? The specific heat of copper is 0.0920 cal/(g*C)
What is the total mass of water raised 68.7 m during this 206.0 minute period? (in kg) How long can the turbines produce 335.0 MW of power from the release of the mass of stored water calculated above? Assume the water sustains a friction loss of ..
The nitrate stock standard utilized in this experiment is 1000ppm NO3- prepared by dissolving 163mg of dried KNO3 in 100mL water. NaNO3 can also be utilized if no KNO3 is available. Explain what weight of NaNO3 must be used to make a 100mL solutio..
Consider the reaction between 50.0mL of 0.200 M sodium hydroxide and 75.0mL of 0.100 M HCl. Which of the subsequent statements is correct
Problem- What is the relative stability of alpha and beta-d-glucose pentaacetate. how can you account for the product mixtures that form under conditions of acidic and basic catalysis in the synthesis of alfa and beta D-glucose pentaacetate
2 n2o5g rarr 4 no2g o2gif the rate of disappearance of n2o5 is equal to 1.80 molmin at a particular moment what is the
Problem- What is the proton concenteration in a solution of 102.7 mM acetic acid (this concentration represents the sum of both the acetic acid and the deprotonated acetate) at pH 5.77 if the pKa of acetic acid is 4.76. Report your answer in micro..
A sample of sodium reacts completely with 0.142 of chlorine, forming 234 of sodium chloride. What mass of sodium reacted?
The following reaction is initiated and the concentrations are measured after ten minutes: A(g) + 3 B(g) AB3(g); Kc = 1.33 x 10-2 [A] = 1.78 M [B] = 2.21 M [AB3] = 1.19 M Is the reaction in equilibrium
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