Final concentration of naoh
What is the final concentration of NaOH when 50.0 mL of .200 M NaOH is added to 50.0 mL of 0.500 M NaOH?
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Assume complete dissociation of the compound. What will be the boiling point of a solution of 4 moles of potassium phosphate (K3PO4) dissolved in 4 kg? Use the following values:
Which compound reacts with 3 mols of HIO4 to yield 2 mols of HCO2H and 2 mols of HCHO? 20. Which of the following would yield D-glucose and D-mannose when subjected to a Kiliani-Fischer synthesis?
An unknown solid mixture containing benzoic acid,copper(II)sulfate and sand. She added 15mL.of acetone to her sample. Which component of the mixture dissolved in the acetone?
Calculate porphyrin molecule lowest energy absorption if length of molecule is 1000 pm as approximated by porphyrin molecule being planar and the pi electrons being confined inside a square
An antacid tablet containing magnesium hydroxide as an active ingredient requires 22.6 mL of 0.597 M HCl for complete neutralization. What mass of Mg(OH)2 did the tablet contain?
A gas sample in a piston assembly expands, doing 588 kJ of work on its surroundings at the same time that 372 kJ heat is added to the gas. What is the change in internal energy of the gas during this process?
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What is the enthalpy change of C2H4(g) + Br2(g)-> CH2BrCH2Br(g)?
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