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Assume that you have determined your EDTA molarity to be 0.008628M. Now you have titrated your unknown water hardness sample with this EDTA. The sample volume was 25.00 milliliters. The amount of EDTA utilized for the titration was 11.04 milliters. Compute the total hardness for this water sample.
Analysis of an unknown substance showed that it has high boiling point and is brittle. It is an insulator as a solid but conducts electricity when melted, which of the following substances would have those characterisitics
What is the volume of 1.5 mol of nitrogen gas at 0.5 atm of pressure and 58 degrees celsius
Calcultae the observed rotation of a mixture of + and - tartaric acid containing 60% of the S isomer
Description of Alkene Halogenation, What is the major product formed when 1-pentene is reacted with br2 in aqueous solution and why?
1. Average speeds of gas particles (give answers in m/s) a. Calculate the average speed of Hg vapor atoms at 500oC b. Calculate the root-mean-square speed
For experiment 4 in chem 208, how do you find the term symbol? For example part 1b how did she find the term symbol for the red line color?
Consider the addition of 22.59 mL of 0.1643 M aqueous HCl to 19.01 mL of 0.1558 M aqueous NaOH at 25°C. Assuming the volumes are additive, what is pOH of the resulting solution?
Two manufacturing plants need 1.0e4 kg of Al each week. One plant produces the Al from bauxite (Al2O3), whereas the other gets its Al from recycled cans.
According to the valence bond theory, which of the following molecules involves sp2 hybridization of orbitals on the central atom?
To make sure that the white powder was all sodium chloride and not mixed with sodium hydrogen carbonate, would you need to add a little less or a little more hydrochloric acid to the reaction
How can I find the pH and volume (mL) of 0.0411M KOH needed to reach the equivalence point in the titration of 23.4mL 0.0390M HNO2? The question doesn't give me a Ka or Kb value.
What is the dry basis concentration of carbon dioxide using the concentration data given below. Conc. CO2 (Wet) = 15.4% and Conc. H2O = 4.3%
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