What factors affect the Rate of a Reaction? Essay

Published: 2021-06-29 02:07:44
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ObjectiveCompare the rates of reaction under varying conditions. MaterialsSafety goggles, lab apron, magnesium ribbon, scissors, metric ruler, 25-mL graduate, hydrochloric acid, 50-mL Erlenmeyer flask, 250-mL beaker, timer. ProcedureA. Wear safety goggles and lab apron throughout this activity. B.
Draw a data table like the one shown. C. Cut a piece of magnesium ribbon 2cm long. D. Measure 10mL of hydrochloric acid and pour it into an Erlenmeyer flask.
E. Place the flask in a 250-mL beaker half full of cold tap water. Chill the flask for 3 minutes, then take it out of the water. CAUTION: Hold the flask so that it doesn’t tip over into the water.
F. Carefully slide the magnesium strip into the acid. CAUTION: Be careful not to splash the acid when adding the magnesium. G. Record the time needed to dissolve the magnesium in the acid. H.
Empty and wash the flask according to your teacher’s instructions. I. Repeat steps C and D. J. Warm the flask in a 250-mL beaker half full of very hot tap water for 3 minutes. K.
Carefully slide the magnesium into the acid. L. Record the time needed to dissolve the magnesium in the acid. M. Empty and wash the flask.
N. Measure 10mL of hydrochloric acid and pour it into the flask. O. Cut a piece of magnesium ribbon 2cm long. P.
Roll the magnesium ribbon into a tight ball. Q. Carefully slide the magnesium metal into the acid. R.
Record the time required to dissolve the magnesium in the acid. S. Empty and wash the flask. T. Measure 10mL of hydrochloric acid and pour it into the flask. U.
Cut a piece of magnesium ribbon 2cm long. V. Cut the magnesium ribbon into fine silvers. W. Add the magnesium to the acid in the flask.
X. Record the time required to dissolve the magnesium in the acid. Y. Empty and wash the flask.ReactantsTimeMagnesium, HCl (Cold)49 secondsMagnesium, HCl (Hot)30 secondsMagnesium (rolled), HCl40 secondsMagnesium (silvered), HCl52 seconds

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