RESEARCH METHODOLOGY

STATISTICAL TECHNIQUES AND TOOLS

STANDARD ERROR

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which water property is the result of water molecules sticking together to create surface tension?
A
Adhesion
B
Cohesion
C
Solvent
D
High heat capacity
Explanation: 

Detailed explanation-1: -It turns out that this surface tension is the result of the tendency of water molecules to attract one another.

Detailed explanation-2: -Hydrogen bonding in water results in these properties. The bonds between the oxygen and hydrogen atoms in water are polar, giving the oxygen a partial negative charge and the hydrogens a partial positive charge.

Detailed explanation-3: -The property of cohesion describes the ability of water molecules to be attracted to other water molecules, which allows water to be a “sticky” liquid. Hydrogen bonds are attractions of electrostatic force caused by the difference in charge between slightly positive hydrogen ions and other, slightly negative ions.

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