Which had a higher electronegativity phosphorus or sodium

Why is soap used to remove grease? a. its nonpolar end dissolves the grease. b. it makes the water bond with the grease. c. it chemically bonds with the grease. d. its polar end dissolves the grease.correct answer for apex - a, its nonpolar end dissolves the grease.

The diagram below shows the different phase transitions that occur in matter. which arrow represents the transition in which dew is formed?

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