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What are good ways to learn how to calculate pH? I know that pH is a measure of acidity, and that it is calculated using hydrogen ion and hydroxide percentages, but I always mess up the actual formula.
Integrals for some of the resonances in the 1H NMR spectrum are higher than they should be due to the shear number of hydrogens in this compound
The recommended adult dose of Elixophyllin®, a drug used to treat asthma, is 6 mg/kg of body mass. Calculate the dose in milligrams for a 160-lb person.
the reaction system pocl3g poclgcl2g is at equilibrium. which of the following statements describes the behavior of the
If 0.0315 moles of perchloric acid are added to 250 mL of this buffer, what is the pH of the resulting solution?
Question- What is the cobalt (II) ion concentration in a solution prepared by mixing 397 mL of 0.372 M cobalt (II) nitrate with 475 mL of 0.377 M sodium hydroxide? The Ksp of cobalt (II) hydroxide is 1.3 Ã 10-15
In the biosynthesis of phospholipds there is a preference to put unsaturated fatty acids in the C-2 position of glycerol. Draw the skeletal structure of the phospholipid most likely to be formed from phosphatidylcholine
Calculate the volume of C2H2 that is collected over water at 23 Celcius by reaction of 0.751 g of CaC2 if the total pressure of the gas is 740 torr. (The vapor pressure of water is 21.07 torr .)
To make strawberry jam, crushed strawberries and sugar are mixed in a 45:55 mass ratio, and the mixture is heated to evaporate water until the residue contains one-third water by mass. Calculate how many pounds of strawberries are needed to make a..
How many isomers, including stereoisomers, exist for the triacylglercerol which, on saponification, gives 2 molar equivalents of palmitate and 1 molar equivalent of stearate?
Torsional strain is exhibited during exclipsed Newman Projections. Where would steric hindrance be demonstrated? At any point in a Newman Projection
draw all constitutional isomers of c3h6o. for each of the constitutional isomers show possible stereoisomers. are the
A) which is the limiting reactant? B) how many moles of AlCl3 are formed? C)how many moles of the excess reactant remain at the end of the reaction? I get the limiting reactant but not understanding the moles and how many moles of excess reactant.
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