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In the experiment, ligroin may be used as a solvent for the separation of the product from biphenyl.
a. What is ligroin?
b. Can you suggest an alternative solvent that might be used in this step?
Determine the concentration of a solution of Mg(NO3)2 given the precipitate formed is 2.97 g and there are 50mL of Mg(NO3)2 and 50 mL of NaOH. Please show all work for each step clearly
If the temperature in the laboratory is 22.7oC and the atmospheric pressure is 0.966 atm, what volume would be occupied by the carbon dioxide produced in this reaction (in cm3)?
Find the normal boiling point of a saturated solution of LiF at 100C, assuming it undergoes complete dissociation. The solubility of LiF is 230 mg/100 g of water at 100C
aqueous solution of sucrose, C12H22O11(aq), which is used frequently in biological experiments. What is the value of x?
Trehalose is the major sugar in the hemolymph (blood) of many insects. Insects have open circulatory systems that bathe the tissues of the animal.
how many moles of oxygen are combined with 4.20 moles of chlorine atoms in
Calculate the wavelength of an 81kg athlete running a 4 minute mile. calculate in nanometers.
Distinguish between a bonding orbital and an anti bonding orbital in terms of their contributions
solar radiation is 1200 , how many photons strike the leaf every second? Assume three significant figures and an average wavelength of 504 for solar radiation.
The balloon ascends to an altitude of 20 km, where the pressure is 76.0mmHg and the temperature is -50 degrees C. What is the new volume, V2, of the balloon in liters, assuming it doesn't break or leak
a solution is made by dissolving 1.00 moles of sodium chloride nacl in 155 grams of water. if the molal boiling point
2 FeS + 3 N2 → 2 FeN + 2 SN2 This reaction has a 65.0% yield. How much N2 is consumed if 13.6 g of FeN are produced?
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