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algol13
3 years ago
9

Water contracts as it freezes at 0°C. Solid ice is less dense than liquid water. Liquid water expands with increasing temperatur

e between 0°C and 4°C. Liquid water expands with increasing temperature above 4°C.
Chemistry
1 answer:
Mariulka [41]3 years ago
6 0

Answer:

Explanation:no when water frezzing it will expand and when it weams up it shunkes

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8 0
2 years ago
Which of the following processes rearranges atoms during a reaction?
Setler79 [48]
A) Burning
Burning is a chemical reaction while the other three answers are physical reactions.
5 0
3 years ago
Read 2 more answers
As an employee of a summer sports camp, one of your jobs is to prepare the tank of vitamin water for use throughout the day. the
TiliK225 [7]
Given: 
Mixture of vitamin water = 75% pure water & 25% concentrated vitamin drink.  
To find:  
Quantity of water to be added to 16 gallons of concentrated vitamin drink to prepare a tank of vitamin water.  
Solution: 
Let total amount of mixture be x. 
25% of x = 16 gallons (from given information)  
When 25% of x is 16 gallons, the remaining 75% of x will be calculated as below:
 (16/25)*75 = 48 
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3 0
3 years ago
Are properties such as odor, color, density, and solubility physical or chemical properties?
storchak [24]
Physical properties- color, density, solubility.
<span>Chemical property- odor.

</span>You see, a physical property<span> is any property that can be </span>measured<span> , and a one that </span><span>describes the state of the physical system.
</span>
https://socratic.org/questions/are-properties-such-as-odor-color-density-and-solubility-physical-or-...
8 0
3 years ago
Read 2 more answers
Which phrase best describes activation energy? (1 point)
iren [92.7K]

Answer: the minimum amount of energy required to break bonds and start a chemical reaction

Explanation: got a 100% on the quick check

8 0
2 years ago
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