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Draw the structure(s) of all carbocations that could potentially form from the alkene and label each carbocation as primary, secondary or tertiary. 2-methylpropene
Water (H2O) methyl alcohol (CH3OH ethyl alcohol (CH3CH2OH), ethylene glycol (HOCH2CH2OH), and sucrose (C12H22O11) are commonly classified as
The [H3O+] is 1*10-6M in a solution. Calculate the [OH-]
Hydrogen atoms that are bonded to an sp3 hybridized carbon atom normally appear between 0.9 - 1.8 ppm and are said to be shielded. What would cause the hydrogen atoms bonded to an sp3 hybridized carbon atom to be deshielded and appear downfield
Calculate the equilibrium constant for the reaction that occurs when nitric acid is added to the buffer HA
CaCN2 + 3 H2O → CaCO3 + 2 NH3 . How much NH3 is produced if 187 g of CaCO3 are produced?
what is the minimum distribution coefficient that permits the removal of 99% of a solute from 50 mL of water with a. two 25mL extrations with toluluene
What is the pH of a dilute 0.00336 M solution of formic acid? Formic acid is monoprotic with a Ka of 1.70 x 10-4. You should use the quadratic equation for this one because the solution is very dilute.
Dichloromethane has a specific gravity of 1.33: a) What is the mass (kg) of 75 liters? b) What is the volumetric flow rate (L/min) of the dichloromethane entering a storage tank if the mass flow rate is 960 kg/min.
How many magnesiun atoms are in 3 moles of Mg3(PO4)2? 2) A substance, NxOy has the composition by mass 69.57% O. Calculate the molecular formula of this substance if its molecular mass is 92 grams.
Calculate the percent by mass of potassium nitrate in a solution made from 45.0 g KNO3 and 295 mL of water. Density of water is 0.997 g/mL.
Calculate the concentration (M) of sodium ions in a solution made by diluting 50.0 mL of a 0.874 M solution of sodium sulfide to a total volume of 250.0 mL
What is the sequence of the peptide? Use the one-letter abbreviations for the amino acids, and do not use dashes.
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