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English, 04.10.2020 05:01 liliJ

Purpose: Explore how materials move across a semipermeable membrane. Hypothesis: If molecules are small enough, then they will diffuse across a semipermeable
membrane because they can pass through its tiny openings.
Material/Procedure:
Variables:
Data:
Table 1: Indicator Tests:
Step 2: Color Change Due to
Lugol's Solution (starch
indicator)
Color change
Step 5: Color Change Due to
Benedict's Solution (glucose
indicator
Distilled Water
Starch Solution
Glucose Solution
Table 2: Diffusion Tests
Step 7Test for Diffusion of
Glucose
Step 4: Test for Diffusion of
Starch
Initial color:
Color after 15 minutes:
Color of Solution in Dialysis
Tube:


Purpose: Explore how materials move across a semipermeable membrane.

Hypothesis: If molecules are

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Purpose: Explore how materials move across a semipermeable membrane. Hypothesis: If molecules are s...
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