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A sample of .755g of NaHCO3 was dissolved in 25mL of .960 M HCl. After heating, 6.7 mL of .601 M NaOH was needed to neutralize the excess acid that was not neautralized by the NaHCO3. How many moles of HCl did the NaHCO3 neutralize?
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How many grams of nitrogen are found in 50.0 grams of potassium nitrate?
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What is the chemical formula for the compound containing one nitrogen atom for every three iodine atoms.
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A Chem major obtains a high-paying summer job and is given the task of determining the ethanol content (in vol %) of a commercial mouthwash sample. she decides to use gas chromatography because the experiment was so much ...
A chemist makes 260. mL of silver(II) oxide AgO working solution by adding distilled water to 50.0 mL of a 0.000205 M stock solution of silver(II) oxide in water. Calculate the concentration of the chemist's working solu ...
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What are the symbol and name of the element whose average atoms have a mass very nearly half the mass of an average silicon atom?
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