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An IV solution contains 8.0 mEq of HPO4 2- per liter. How many miles of hydrogen phosphate are delivered to a patient receiving 8,500 mL of the IV solution?
Furoic acid, HC5H3O3, has a Ka value of 6.76 10-4 at 25°C. Calculate the pH at 25°C for each of the following.
source of carbon, show how to prepare a) cis-3-octene b) trans-3-octene
sodium bicarbonate is often used as an antacid to neutralize excess hydrochloric acid in an upset stomach. how much
Explain why is it necessary to add an acid catalyst such as HCl or sulfuric acid while there is already a carboxylic acid present
What is the dew point of a mixture of air and water vapor at 60°C and 1 atm in which the mole fraction of the water is 12%? The total pressure on the mixture is constant.
derive the internal pressure for a dieterici gas. justify physically the form of the expression obtained e.g. what are
The Ka for H2PO4 is 6.3 x 10-8. The Ka for Hs- is 1.3x10-13. Both are amphoteric substances. What does amphoteric mean? Use 2 PO4- to illustrate the definition
Calculate the pH during the titration of 30.00 mL of 0.1000 M dimethylamine, (CH3)2NH(aq), with 0.1000 M HBr(aq) after 29.4 mL of the acid have been added. Kb of dimethylamine = 5.4 x 10-4.
0.250 g of a binary unknown acid, HX, requires 31.96 mL of a 0.09668M NaOH solution when titrated. What is the identity of the unknown acid.
Can we define a single quantum defect for a given atomic species?
An airplane is pressurized to 650 mmHg, Which is the atmospheric pressure at a ski resort at 1.30 * 10^4ft alt?
1. Calculate the molar solubility of CaF2 in a solution containing 0.250 M Ca(NO3)2
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