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nata0808 [166]
3 years ago
8

40 points, will mark brainliest if you are correct within a day :)

Chemistry
2 answers:
mr_godi [17]3 years ago
7 0

     Humans and Animals will be affected differently in many ways. The construction of roads has to access logging, oil, and mining sites in the forest.  These roads are funded by government and development agencies, some are financed by private companies or development interests.

     For humans, it is somewhat better because the food products come from rainforests as well, such as bananas, citrus, cassava, avocado, cashews, Brazil nuts, vanilla, sugar, coffee, tea, and cocoa. Medicine also comes from the rainforest, some of the ingredients for medicine come from the plants. So do materials such as rubber, oil, gum, resins, and paper. However, if we grew more farms and gardens we would be able to provide food from those gardens and farms, it will take more work, but it will be worth it. Using the products in the rainforest, it's a bad thing and a good thing. The food and materials help survive, yet it could kill the forest and places for animals to live in.

     There are many roads that are being built or upgraded, it's a good thing because it can be a lot safer for us, humans, to drive in. But again, they won't be able to fix all the roads, and adding roads in the rainforest would be a waste of time and just kill the animals and the forest itself. It can help the people in the forest much more, but as we see, the people also survive that way. Road construction in the forest can cause impede streams, increase forest flooding, and drastically increase soil erosion. If that happened fish can die out and other species.  And degraded lands are also often less able to hold onto water, which can worsen flooding.

     If we did keep the roads paved at all times, it can save money and energy and reduces greenhouse gas emissions, more than offsetting pollution generated during road construction, according to a new study. Many parts of the world are increasingly the result of political pressure from corporate interests, namely loggers, mining companies, oil and gas developers, and industrial agricultural firms, rather than government-backed poverty alleviation and development efforts.

       The deforestation of rainforests can be a big and devastating effect on our world. It can lead to many animals getting extinct, which is happening as of today. It also decreases the biodiversity that our planet enjoys. It can also lead to the degradation of soil and to erosion, as trees and plants usually hold the ground in place and provide necessary nutrients to it. It can also have a huge effect on our climate, and climate can destroy animals, like in the Arctic.

AleksAgata [21]3 years ago
5 0

Answer:                                                        ARA ARA

Explanation:

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IrinaVladis [17]

Answer:

The total pressure in the flask is 0,619 atm.

Explanation:

For the reaction:

2CH₄(g) + 3Cl₂(g) ⟶ 2 CH₃Cl(g) + 2HCl(g) + 2Cl⁻(g)

The moles of CH₄ in 295 mL at STP are:

n = PV/RT

Where P is pressure (1 atm), V is volume (0,295L), R is gas constant (0,082atmL/molK) and T is temperature (273,15 K)

Replacing, moles of CH₄ are <em>0,0132 moles</em>

In the same way, moles of chlorine are <em>0,0324 moles</em>

As 3 moles of Cl₂ react with 2 moles of CH₄, for a total reaction of 0,0132 moles of CH₄ you need:

0,0132 moles CH₄ × \frac{3 moles Cl_{2}}{2 moles CH_{4}} = <em>0,0198 moles Cl₂. </em>That means that 0,0324-0,0198 = <em>0,0126 moles of Cl₂ are in excess.</em>

As the reaction reaches in 77%, the moles of CH₄ that don't react are:

0,0132×(100%-77%)= <em>3,036x10⁻³ moles of CH₄</em>

Also, the moles of Cl₂ that don't react are:

0,0126 + 0,0198×(100%-77%)= <em>0,0172 moles of Cl₂</em>

The moles produced of each compound are:

0,0132×77% × \frac{2 moles CH_{3}Cl}{2 moles CH_{4}} = <em>0,0102 moles of CH₃Cl -</em><em>that are the same moles of HCl and Cl⁻</em><em>-</em>

Thus, total moles in the flask are:

<em>3,036x10⁻³ moles of CH₄ + 0,0172 moles of Cl₂ + 0,0102 moles of CH₃Cl + 0,0102 moles of HCl + 0,0102 moles of  Cl⁻ = </em><em>0,0507 total moles</em>

As the volume of the flask is 2,00L and the final temperature is 298 K. The total pressure in the flask is:

P = nRT/V

<em>P = 0,619 atm</em>

<em> </em>

I hope it helps!

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