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Which equation indicates that the pK of an acid is numerically equal to the pH of the solution when the molar concentration of the acid and its conjugate base are equal?
A neon sign is made of glass tubing with an inside diameter of 2.0 cm and length of 4.0 m. If the sign contains neon at a pressure of 5.5 torr at 27 degrees celcius, how many grams of neon are in the sign
Suppose you have been assigned to evaluate different ways of delivering milk to customers. The more energy you conserve, the cheaper your product can be. Remember that work is directly tied to free energy. Your goal is to minimize wasted free ener..
How should a professional emergency responder be concerned about the following routes of radiation exposure for a person on scene and a person downtown?
How many moles of bromine trifluoride are needed to react completely with 9.68 moles of titanium (IV) oxide?
What is the molarity of a solution made by dissolving 74.8 g of strontium perchlorate in sufficient water
The solid calcium carbonate is placed in water. It reaches equilibrium and has a solubility product constant of 4.95 x 10-9. What is the concentration of calcium if the carbonate concentration
After tert-amyl chlorid has been distilled, one notices that there is some liquid remaining and this liquid distills at approximately 373.15K.
What is the proper scientific notation for 21300 L
Find out the amount number of mol of negative charge present in a sample of an ionic compound that contains 23.1 g of a 3- anion whose molar mass MM is 96.07 g/mol.
A sample of vinegar has a freezing point depression of 2.0 degrees C. What is the estimated percent by mass of acetic acid in the vinegar? Molar mass of acetic acid is 60g/mol
3NaHCO3 + H3C6H5O7 > 3CO2 + 3H2O + NaC6H5O7, Find out the percent yield of Na3C6H5O7 if 2.50 g are produced.
If you use 25.0 mL of the 0.24M sodium hydroxide solution to titrate a 0.40 M solution, how many mL of HCl will be used
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