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What are the three common functional groups in organic chemistry that are readily ionized by adjusting the pH of the aqueous solution during an extraction?
How many moles of NiCl can be formed in the reaction of 5.00 mol of Ni and 10.0 mol of HCl
believe that the spectrometer is picking up the amylase enzyme in this mixture but I am second guessing myself. Is that the molecule that is being detected by the spectrometer
What is the molarity of the new solution. If the temperature of a sample of water requires 3.2 KJ of heat to raise the temperature from 26.1 C to 36.2 C, how much water was in the sample
A 10.00 ml sample of 0.254 M H2SO4 is titrated with 0.385 M NaOH. What volume of the NaOH solution, in mL, is required?
a gaseous reaction occurs at a constant pressure of 30.0 atm and releases 58.0 kj of heat. before the reaction the
0.151 g ofpiperonaldehyde, and 0.80 mL of ethanol, and added 0.10 mL of NaHOsolution (0.60 g/mL), what is the theoretical yield of theresulting chalcone, in grams?
Identify which of the following reactions are acid-base reactions and which are oxidation-reduction reactions. a. For those which are redox reactions state which substance is oxidized and which is reduced. Be specific in your answers, for example ..
If you dissolve equal amounts (moles) of nitric acid and nitrous acid in water, the dissolved HNO3 raises the boiling point of the water almost twice as much as the dissolved HNO2. Explain
How could you convert butanoic acid into the following compounds? Write each step showing the reagents needed. (a) 1-Butanol (b) 1-Bromobutane and (c) Pentanoic acid
N2(g) + 3H2 (g) ---- 2NH3(g) a one liter vessel contain 1.60 mole NH3.800 mole N2 and 1.20 mole of H2. What is the equilibrium constant.
There is a one to one relationship between the number of moles of hydrogen gas evolved and the moles of Magnesium metal consumed in the reaction, therefore moles of H2 evolved = moles Mg consumed and the atomic weight of Mg = weight of Mg consumed..
What is the mass of a piece of aluminum that is found to displace 13.4 ml of water and has a density of 2.66 g/cm^3
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