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fiasKO [112]
3 years ago
9

How were scientists able to study the center of the Earth

Chemistry
1 answer:
nevsk [136]3 years ago
8 0
Answer is Scientist know about the earth interior from observation of earths gravity seismic waves that travel through the earth and the earths magnetic field as well from how you compare with the chemical composition of meteorites and from experiments that stimulate conditions at the very center of the earth
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A 54.2 L sample of gas at 115 K is heated to 345 K, at constant pressure. What volume does the gas now occupy?
sweet [91]
V1/T1 = V2/T2, so 
<span>V2 = V1 * T2 / T1 </span>
<span>V2 = 54.2 L * 345 K / 115 K </span>
<span>V2 = 163 L</span>
7 0
4 years ago
13. Salt and benzoic acid in an aqueous solution can be separated with ice and filter paper.
Umnica [9.8K]
False, I’m going from what I know but if it’s correct pls heart this
4 0
3 years ago
6th grade work east to some people! (:
blagie [28]

b. is correct

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7 0
3 years ago
What is the difference between a chemical change and a physical change? Give an example of each.
Snowcat [4.5K]
Physical changes are changes that change the physical traits of the substance, without making any change in their internal structure. Chemical changes effect internal structure of the substance and new substance is formed.
Examples of physical changes - breaking glass, evaporating alcohol, shredding paper...
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3 0
3 years ago
What does CoH12O6 tell you about the glucose molecule?
Leokris [45]

Answer:

Glucose = C6H12O6

molecular mass = 6(12) + 12(1) + 6(16)

= 72 + 12 + 96

= 180 g

Explanation:

Glucose has a chemical formula of: C6H12O6 That means glucose is made of 6 carbon atoms, 12 hydrogen atoms and 6 oxygen atoms. ... Glucose is produced during photosynthesis and acts as the fuel for many organisms.

8 0
3 years ago
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