How much boiling water would you need
How much boiling water would you need in order to raise the bath to body temperature (about 37)? Assume that no heat is transferred to the surrounding environment.
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A galvanic cell is formed by connecting an iron (III)/ iron metal electrode to a zinc (II)/ zinc metal electrode through a suitable salt bridge. The cell exhibits a potential of 0.75 V at 25?C.
Ethane, C2H6 burns in the air. How many L of oxygen are required for complete reaction with 5.2 L of ethane? How many L of water vapor are produced?
A 25.0 mL aliquot of 0.211 M citric acidsolution is titrated with 0.143 M sodiumhydroxide solution. If the balanced titration reaction equationis:
Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. A solution containing 8.25 g of sodium carbonateis mixed with one containing 6.00 g of silver nitrate.
A deep-sea diver uses a gas cylinder with a volume of 50.0 L and a content of 51.2 g of O2 and 132.6 g of He. Calculate the partial pressure of each gas and the total pressure if the temperature of the gas is 29 ºC
Determine the pH of an equilibrium aqueous mixture of 1.0 M glycine (Gly) and 0.5 M HCl assuming that pKdn(aN) = 9.8 for the alpha-amino group, and pKdn(aC) = 2.4 for the alpha-carboxyl group of this amino acid.
Does refining/isolation of nitrogen from liquid air usingfractional distillation cause any pollution or any environmental problems?
Calculate collapse energy (i.e. PE change ) of World Trade Towers: 410 m tall; total mass 1.25 Mega tons; Calculate Change in PE in MJ during collapse. Assume that the whole mass is centered at an average height.
For the decomposition of an antibiotic in aperson with a normal temperature of 98.6 F, k=0.0000250 s^-1. For a person with a fever of 102.1 F, k=0.0000259 s^-1
Calculate the volume of 6 MNaOH necessary to react completely with 10.0 mmol of methylsalicylate. How much of the 6 M NaOH that you will use is in excess of the theoretical amount? Why do we use so much excess NaOH?
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