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How many grams of solid barium sulfate form when 25.5 mL of 0.160 M barium chloride reacts with 69.3 mL of 0.055 M sodium sulfate? Aqueous sodium chloride is the other product.
The compounds Na2O, CdS and ZrI4, all can be described as cubic closest packed anions with the cations in tetrahedral holes. What fraction of the tetrahedral holes is occupied for each case?
A smple of mixture of NaCl, Caco3 and SiO2 weighed 7.30 grams. During the water wash the sample lost 2.21 grams. After treatment with HCL, the sample weighed 2.05 grams.
What is the pH of a solution prepared by dissolving 11 mmol of a weak base in 350 mL of a 0.199-M solution of its conjugate acid
And, of course, ammonia is a base so there will be some NH4+ in solution also. Assume that the concentration of unprotonated NH3 is 0.040 M. What fraction of the cadmium ions are in the form of Cd2+
A sample of argon gas collected at a pressure of 761 mm Hg and a temperature of 283 K has a mass of 32.2 grams. The volume of the sample is. answer in L please.
A sample of chlorine has two naturally occuring isotopes, the isotope Cl-35 makes up 75.8% of the sample, and the isotope cl-37 makes up 24.3 of the sample. Which of the following statements is true
the equilibrium constant for a chemical transformation can be predicted from its stoichiometric coefficients whereas the rate law must be determined experimentally.
A gas at 39°C occupies a volume of 1.67 L. At what Celsius temperature will the volume increase to 2.12 L?
Show how it mixes together. Show the transfer of electrons with arrows. Show the carbocation and the compound created. Last of all draw both the compounds that are added together and the one that is created.
Calculate the pH during the titration of 20.0mL of 0.27 M Propanoic Acid (HPr) with 28.0mL of 0.32 M NaOH. Ka=1.34 x 10^-5.
How many milliliters of 0.20M NaOH do you need to neutralize 40.0 ml of 0.12M acetic acid?
if grams of ammonia are reacted with 4.75 grams of oxygen gas, how many grams of nitrogen oxide will be produced.
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