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vodka [1.7K]
2 years ago
13

How long does it take for plastic to decompose in the ocean.

Chemistry
2 answers:
hjlf2 years ago
5 0

Answer:

450 YEARS

Explanation:

Hope this helps ;)

Aleksandr-060686 [28]2 years ago
4 0

It takes plastic approximately 450 years to decompose in the ocean.

The polymers in plastic (despite being derived from resources that can be found in nature like cellulose, salts, and natural gases,) are not naturally occurring substances, so there are no naturally occurring organisms with diets or abilities to consume and break down plastic. Because of this, it can take hundreds of years for plastic to fully decompose. Plastic production has been booming since the 1950s, so the plastic that was produced then is still around today.

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Energy naturally moves from a heat source to a heat ______.
guapka [62]
D, none of the above
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A gas-filled balloon having a volume of 3.50 L at 1.20 atm and 18°C is allowed to rise to the stratosphere (about 30 km above th
kolezko [41]

Answer:

620.71 L the final volume of the balloon.

Explanation:

Initial volume of the gas in the balloon= V_1=3.50 L

Initial pressure of the gas in the balloon= P_1=1.20 atm

Initial temperature of the gas in the balloon= T_1=18^oC =291.15 K

Moles of gases = n

n=\frac{P_1V_1}{RT_1}...[1]

Final volume of the gas in the balloon = V_2=3.50 L

Final pressure of the gas in the balloon = P_2=5.70\times 10^{-3} atm

Final temperature of the gas in the balloon = T_2=-45^oC =228.15 K

Moles of gases = n

n=\frac{P_2V_2}{RT_2}...[2]

[1]  =  [2]

\frac{P_2V_2}{RT_2}=\frac{P_1V_1}{RT_1}

V_2=\frac{P_1V_1\times T_2}{T_1\times P_2}

V_2=\frac{1.29 atm \times 3.50 L\times 228.15 K}{5.70\times 10^{-3} atm\times 291.15 K}=620.71 L

620.71 L the final volume of the balloon.

5 0
4 years ago
Work and energy unit test
Volgvan

Answer:

whats your question

Explanation:

6 0
3 years ago
The molality of a solution that is made by dissolving a certain mass of benzene in 20.6 g of carbon tetrachloride is 0.529 m. Ho
valentina_108 [34]
You have to multiply .529 and 20.6 to get 10.8974
6 0
4 years ago
Read 2 more answers
What is the concentration of hydronium ion in a 0.121 M HCl solution?
kogti [31]

Answer:

C) 0.121 M

Explanation:

HCl + H₂O = H₃O⁺ + OH⁻

.121M              .121M

HCl is a strong acid . It will dissociate almost 100 % so the concentration of acid and hydronium ion formed will be equal . It is to be noted that hydronium ion is formed due to association of H⁺ and H₂O . H⁺ is formed due to ionisation of HCl .

So concentrtion of hydronium ion ( H₃O⁺ ) will be .121 M.

7 0
3 years ago
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