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Task
Task 2
Complete 3.06 Indicator Lab. Submit your completed work to the 3.06 Indicator Lab Dropbox.
You will need to make a red cabbage indicator to complete this lab. There are 2 ways to do this:
Option 1: To make the indicator using the stove / microwave, you will need:
- 1 red cabbage or 1 beet
- Stove OR microwave and oven mitts or pot holders
- 2 heat resistant containers such as a bowl or large cup (not plastic) and a pot (if using the stove)
- Strainer, colander, or filter
Option 2: To make the indicator using rubbing alcohol, you will need:
- 1 red cabbage or 1 beet
- Rubbing alcohol (also called isopropyl alcohol; you should look for 70% or 90%)
- 2 bowl or large cup
- Strainer, colander, or filter
In addition to the red cabbage indicator, you will need the following materials:
- Distilled or deionized water
- Large cup (250 mL beaker or similar sized container)
- Pen, marker, or sharpie
- Tablespoon
- 5 small, clear plastic cups
- Any five (5) of the following substances [only a small amount (6 tablespoons) is needed].
- Baking soda (dissolved in a small amount of distilled water)
- Laundry detergent (if powder, dissolved in a small amount of distilled water)
- Dish soap
- Fruit juice (this can be lemon, orange, apple juice, etc.)
- Soda (any variety or brand)
- Milk
- White vinegar or apple cider vinegar (indicate which one on your results table)
- Hand sanitizer
- Shampoo (preferably clear)
- Conditioner (preferably clear)
- Household cleaning product (Windex, household ammonia, etc.)
- Antacids (dissolved in a small amount of distilled water)
NOTE: If you have trouble finding 5 items from the above list to test, you may substitute another household product or ask your facilitator or teacher for assistance. If you do not have access to the materials in this lab, contact your teacher to get access to a virtual alternative lab.
