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Ivanshal [37]
4 years ago
7

How do you determine the difference between a living specimen and a nonliving one?

Chemistry
1 answer:
nadya68 [22]4 years ago
6 0
A living specimen is made up of cells, has an energy source, and can reproduce
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A magician pulls a tabecloth out from under dishes and
Kazeer [188]

And he calls it a magic trick even though it is not!

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4 years ago
A helium filled ballon at sea level gas a volume of 2.1L at 0.998 atm and 36C if it is released and rises to an elevation where
expeople1 [14]

Answer:

                      2.268 L

Explanation:

              According to Ideal Gas Law, " The Volume of a given mass of gas is inversely proportional to the applied Pressure and directly proportional to applied temperature, ". Mathematically the initial and final states of gas are given as,

                                     P₁ V₁ / T₁ =  P₂ V₂ / T₂   ----------- (1)

Data Given;

                  P₁  =  0.998 atm

                  V₁  =  2.1 L

                  T₁  =  36 °C  =  309 K

                  P₂  =  0.90 atm

                  T₂  =  28 °C  =  301 K

                  V₂  =  ??

Solving equation 1 for P₂,

                   V₂  =  P₁ V₁ T₂ / T₁ P₂

Putting values,

                   V₂  =  (0.998 atm × 2.1 L × 301 K) ÷ (309 K × 0.90 atm)

                   V₂  =  2.268 L

7 0
3 years ago
If all three metals were exposed to extremely high temperatures, which would be the last to melt? (copper, gold, mercury)
Harlamova29_29 [7]

Answer:

I believe its Gold

Explanation:

5 0
3 years ago
Read 2 more answers
Help asap please. Will mark as the brainliest... NO LINKS!!!
Ivan

Explanation:

a) 4P + 3O2 --> 2P2O3

b) The chemical reaction above limits the number of molecules of P2O3 produced for every 4 atoms of P.

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3 years ago
This is when an organism like insects or plants become trapped in amber
BigorU [14]

thats very nice lol, things stuck in amber are very cool

5 0
3 years ago
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