79. Solving a chemistry problem
Seller: Derkach
Price: 1.19 USD
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Product description
- Determine whether water will spread over the surface of heptane using the surface tension value. For different surfaces, the section:
b(water-air) )= 72.0 mJ/m2
b(heptane-air) )= 20.8 mJ/m2
b(water-heptane)= 50.8 mJ/m2
Explain the result obtained.
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