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7-7 - ”mom“;— Solutions and Reactions Emerimem‘al...

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Unformatted text preview: ”mom“;— Solutions and Reactions Emerimem‘al Step: Questions: Q4. Draw some simple pictures to illustrate at the atomic level the dissolution of solid potassmm iodide in wate ' Q6. Which of the following ‘? :1?J~H H Ammonia (polar covalent molecule) Carbon dioxide (nonpolar covalent molecule) Discussion: You Will probably recognize the names of three actds. and at least one base among the list of solutions to be studied But you may not know which of the remaining solutions are aCIdicfbasic/neulral The experiments in this section WIH enable you to uncover this information. Erperimem'al Steps: 1 . To each drop add I drop of U1 (Universal Indicator). Record any color changes. What happens with distilled water and U1? New test 1 drop of the ammonia solution with U]. I Note any changes. ...
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