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If 34.29 mL of an EDTA solution is required to react with 0.1879 G of MgCl2, what is the molarity of EDTA.
You need to prepare 20ml of a drug dilution of 50mg/ml from a stock solution of 2g/5ml. How many mls of diluent will be added. Can you please right it out for me, I'm not sure how to set this up.
A student allowed several air bubbles to enter his eudiometer tube. He ignored the error and proceeded with the experiment. What effect will this error have on his final result? Explain your rationale.
Calcium in a mineral was analyzed five times by each of two methods. Are the mean values significantly different at the 95% confidence level? Method1: 0.0271 0.0282 0.0279 0.0271 0.0275 Method2: 0.0271 0.0268 0.0263 0.0274 0.0269 Chemistry
What would be potential of a battery formed by perchlorate/chlorate ion pair
An aliquot of 14.045 grams of this solution is titrated with 0.1043 M hydrochloric acid (HCl.) and it required hydrochloric acid (HCl solution) of 29.18 mL to reach the methyl red endpoint. Compute the weight % Ammonia (NH3) in the aqueous waste.
All hydrogen sulfide (H2S) contained in 4.00 g of crude oil is removed by distillation and collected in a CdCl2 solution. The precipitate of CdS is then filtered, washed and converted into CdSO4 by calcination.
describe the preparation of 400 mL of a solution that is 0.0500 M in I-, starting with MgI2.
Determine the molecular mass and its uncertainty for CH3CH2COOH. Note: Pay attention to significant figures and use the atomic masses given in the table.
Write a mechanism for the base-catalyzed hydrolysis of methyl salicylate. 2.) Devise another route by which methyl salicylate can be converted to acetylsalicylic acid
why does the addition of EDTA terminate a reaction in which a restriction enzyme cleaves DNA
How much FeO is produced with 2.30 g FeS and .555 moles of H2CO2 if the reaction results in a 80.00% yield
Predict the rate of change in the concentration of N2O over this time interval. In other words, what is dt [N2O]/ dt?
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