Chemistry, 10.01.2021 07:40 guilloryjamira
What causes your vocal cords to vibrate a)mucas b)air c)chemicals
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Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.
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Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?
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Describe the forces both attractive and repulsive that occur as two atoms move closer together.
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What causes your vocal cords to vibrate a)mucas b)air c)chemicals...
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