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Innovating Science™ Distance Learning: Acids, Bases and the pH Scale

Discusses differences between properties of acids and bases, the role of hydrogen and hydroxide ions in acidic and basic substances, and the pH scale with regards to acid and base strength

Manufacturer:  Innovating Science™ IS1503

Catalog No. S08194

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  • Objectives:
    • Examine effects of acids and bases on several pH indicators
    • Determine pH of several common household materials
    • Use knowledge gained to determine the identity of four unknown solutions
  • Includes:
    • 5 mL deionized water
    • 5 mL dilute acid (0.1 M HCl)
    • 5 mL dilute base (0.1 M NaOH)
    • 5 mL litmus blue (0.5%)
    • 5 mL methyl red (0.02%)
    • 5 mL bromothymol blue (0.5%)
    • 5 mL phenolphthalein (1%)
    • 5 mL vinegar
    • 5 mL household ammonia
    • 5 mL soap solution
    • 5 mL filtered water
    • 5 mL vitamin C solution
    • 5 mL unknown solution No. 1 (water)
    • 5 mL unknown solution No. 2 (dilute base)
    • 5 mL unknown solution No. 3 (phenolphthalein)
    • 5 mL unknown solution No. 4 (dilute acid)
    • 1 wide-range pH test strips (50 Pk.)
    • 2 reaction trays
  • Note:
    • Instruction manual and enough materials for two groups included


7 to 15
12 to 20
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