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The 20 ml of water added to the Erlenmeyer flask is to be formerly boiled deionizer water. Since water does absorb CO2 from the atmosphere as well as since CO2 dissolved in the water causes it to be slightly acidic, will the utilization of deionized water that has not been previously boiled cause the mass of the acetic acid in the vinegar to be computed as too high or too low. Explain
What fraction of the original reactant concentration will remain after 2.0 hours?
Using the data below. Assume the cells are roughly spherical. What is the average cell surface area
Zinc(II) sulfide reacts with oxygen according to the reaction- How many moles of oxygen will be required to react with ZnS
A sample of nitrogen gas is contained in a piston with a freely moving cylinder. At 0 C, the volume of the gas is 307 mL. To what temperature must the gas be heated
Calculate the pH at the equivalence point for the titration of 0.200 M methylamine (CH3NH2) with 0.200 M HCl.
A sample of nitrogen occupies a volume of 250mL at 27 degrees C and 700 mmHg of pressure. What will be its volume at STP?
Indicate if you would expect a disruption of the three-dimensional structure of a protein if the following substances were added and briefly state why
since methylene chloride and water to not mix by wetting a piece of filter paper with water addition of both layers to
Find the values of K for the equilibria established when aqueous solutions of the following are mixed.
how would i calculate the equilibrium bond length from knowing Bo B1 the equilibrium rotational constant and the vi-rot coupling constant?
A sample of ethanol (C2H5OH) has a mass of 38.6 g. How many carbon atoms does the sample contain?
If all of these tires were burned with complete efficiency, by how much (in tonnes) would Earth's current atmospheric load of C02 increase
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