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If a heating mantle doesn't plug straight into the outlet on the bench or wall, thus what piece of equipment must for all time be utilized in combination with a heating mantle?
the electrode half-reactions and calculate the standard potential of the following cell: Cu / Cu2+(aq) // Mn2+(aq),H+(aq) / MnO2(s) / Pt
What is the percent yield of a reaction in which 41.5 g tungsten (VI) oxide is combined with excess hydrogen gas to produce metallic tungsten
A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis of adenosine triphosphate
If 30.0 grams of sulfuric acide react with 25.0 g of aluminum hydroxide, identify the limiting reactant.
What is the uncertainty of the position of the bacterium. Express your answer numerically in meters.
Explain what experimental method would you suggest for the preparation of t-butylbromide. Define by writing a reaction
what is the work in joules done on the system to compress He gas from 24.0 L to 12.5 L against a pressure of 1.5 atm at a constant temperature of 37.4 C?
You have a 100.0- mL graduated cylinder containing 50.0 mL of water. you drop a 115-g piece of brass into the water. To what height does the water rise in the graduated cylinder.
The generalized van der Waals chemical potential of a pure solvent and a dilute solute in a solvent
What volume (V) of 2.20 M NaOH solution must you add in order to prepare an acetate buffer of pH 5.24? (the pKa of acetic acid is 4.76)
Explain how many metric tons of 5%-S coal would be required to yield the H2SO4 required to produce a 3.00-cm rainfall of ph 2.00 over a 100-km2 area
20.0 mL of a 0.10M weak acid (Ka= 1.56X10^-6) is titrated with a 0.20M strong base. a. What is the pH initially, before any titrant is added
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