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H2AsO4- is amphoteric. What is the balanced chemical equation for its reaction with nitric acid? Write the balanced chemical equation for its reaction with a potassium hydroxide.
What is the theoretical yield of aspirin if 153 kg of salicylic acid is allowed to react with 179 kg of acetic anhydride?
To characterize the elution properties of the solute in a way independent of the geometry of the chromatographic column, the retention constant R = Vo / Ve is used. R is equal to the fraction of solute in the void volume Vo and
Calculate the pH at the equivalence point in the titration of 68 mL of 0.10 M methylamine (see Table 15.4) with a 0.20 M HCl solution.
a solution of aqueous sodium hydroxide (NaOH) was prepared as follows: 15.0g NaOH was dissolved in sufficient deionized H2O to yield 250ml of aqueous NaOH solution. what volume of the resulting NaOH solution contains 0.100 mol NaOH
Hydrogen was cooled from 150 c to 50 c. It's new volume is 75 ml. What was the original volume?
Use the graph from the Introduction that plots the density of ethanol solutions from 20 to 60 mass percent to answer the following questions:
Caculations of Glucose. How much glucose is needed to prepare 100.g of a 33% glucose solution 3.5g at glucose 96.3g of H2o
A 1.00 g sample of enriched water, a mixture of H2O and D2O, reacted completely with Cl2 to give a mixture of HCl and DCl. The HCl and DCl were then dissolved in pure H2O to make a 1.00 L solution
when 3.299 of iodine reacts with fluorine, 5.768g of IFx is formed. What is the value of x in product formula (IFx)?"
Calculate Kb for methylamine. Is methylamine strong base or weaker base than ammonia?
If a chemical reaction occurs at a rate of 2.25 * 10-2 moles per liter per second at 322 K, what is the rate expressed in moles per liter per minute?
If oxygen gas were collected over water at 295K and the total pressure of the wet gas were 710 mm Hg, what would be the partial pressure of the oxygen
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