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3241004551 [841]
3 years ago
14

Which is an example of physical contamination?

Chemistry
1 answer:
Aneli [31]3 years ago
4 0
Your answer would be A.Broken Glass.
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The hydrogen bonding in water creates ________, a cohesive force that enables one to slightly overfill a glass with water or all
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Answer: -

Surface Tension

Explanation: -

Surface tension is cohesive force created as a result of hydrogen bonding, that enables a liquid drop to have a minimum surface area.

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Due to surface tension, the surface of water behaves like a stretched membrane, allowing dense objects like a length wise steel needle to float on water.

Thus, the hydrogen bonding in water creates __surface tension__, a cohesive force that enables one to slightly overfill a glass with water or allows denser objects, such as a lengthwise steel needle, to float on water

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Explanation:

6 0
3 years ago
Ionic compounds are normally in which physical state at room temperature?
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<span>Ionic compounds are normally in which physical state at room temperature in solid. The answer is A. 

</span>Ionic Compounds Are Balanced. Table salt is an example of an ionic compound. Sodium<span> and </span>chlorine<span>ions come together to form </span>sodium chloride<span>, or </span>NaCl<span>. The </span>sodium atom<span> in this compound loses an electron to become Na+, while the </span>chlorine<span> atom gains an electron to become Cl-.</span>
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