Chemical Change

Topics: PH indicator, PH, Blue Pages: 3 (688 words) Published: February 23, 2013
Chemical Change Lab Name

Data Table 1:

|Chemicals |Well # |Reaction on White Paper |Reaction on Dark Paper | |NaHCO3 + HCl |A6 |Remains clear. |Remains clear. | |HCl + Blue Dye |B6 |Orange color. |Cannot distinguish color change. | |NH3 + Blue Dye |C6 |Light yellow |Darker yellow | |NaOCl + Blue Dye |D6 |Light blue green color. |Very dark blue color. | |NaOCl + Blue Dye+ HCl |A5 |Dark blue, then added HCI and |Dark blue, almost black. After HCI | | | |turned dark green |very dark green. | |NaOCl + KI |B5 |Light yellow |Darker yellow. | |NaOCl + KI + Starch |B5 |Dark purple/black |Black | |KI + Pb(NO3)2 |C5 |Thick yellow |Thick yellow | |NaOH + Phenolphthalein |D5 |Hot pink color |Dark pink/red color | |HCl + Phenolphthalein |A4 |Clear |Foggy white | |NaOH + AgNO3 |B4 |Thick dark brown |Thick light brown | |AgNO3 + NH3...
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