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EL Bio 1.2 Bonds/pH/Water Quiz

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Last updated over 3 years ago
7 questions
3
1
5
6
1
1
1
Question 1
1.

Match the type of bond with description (relaciona el vínculo con la descripción)


Draggable itemarrow_right_altCorresponding Item
Covalent bond
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a strong bond created when electrons are shared between atoms
Hydrogen bond
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a bond created when the hydrogen atom's positive charge is attracted to the oxygen atom's negative charge
Question 2
2.

What does pH measure?




Question 3
3.

Put all of the items in the correct pH category using the pH scale below.


  • soap
  • bleach
  • water
  • coffee
  • lemon
  • Acidic
  • Basic
  • Neutral
Question 4
4.

Match the word with the definition


Draggable itemarrow_right_altCorresponding Item
Polarity
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Attraction of water molecules to other water molecules


Adhesion
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Attraction of water molecules to different molecules
(almost a) Universal Solvent
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Water takes a large amount of heat and energy to change temperatures.
Cohesion
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The ability to dissolve ionic and polar molecules in a solution
less dense as a solid
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Unequal distribution of electrons and charges on the water molecule
High Heat Capacity
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Ice floats on top of water
Question 5
5.

The bond shown between the Oxygen and the Hydrogen is:




Question 6
6.

Surface tension can be explained by




Question 7
7.

Water absorbs heat as it evaporates. This helps life maintain homeostasis through panting or sweating. This property is called