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mel-nik [20]
3 years ago
5

State types of environment pollution?​

Chemistry
1 answer:
jekas [21]3 years ago
4 0

Answer:

Air Pollution.

Water Pollution.

Soil/Land Pollution.

Noise Pollution.

Radioactive Pollution.

Explanation:

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Free brainlist ?!?!?!?!?!?!?!???!?!?!?!?!???!!??!!?!!!?!?!!??
Alchen [17]

Answer:

please?

Explanation:

4 0
3 years ago
Read 2 more answers
What is the percent yield of NH3 if the reaction of 26.3 g of H2 produces 79.0 g of NH3?
Anvisha [2.4K]

Answer:

\boxed{\text{53.3 \%}}

Explanation:

MM:           2.016      17.03

           N₂ + 3H₂ ⟶ 2NH3

m/g:            26.3  

1. Theoretical yield

(a) Moles of H₂

\text{Moles of H${_2}$} = \text{26.3 g H${_2}$} \times \dfrac{\text{1 mol H${_2}$}}{\text{2.016 g H${_2}$}} = \text{13.05 mol H${_2}$}

(b) Moles of NH₃

\text{Moles of NH${_3}$} = \text{13.05 mol H${_2}$} \times \dfrac{\text{2 mol NH${_3}$}}{\text{3 mol H${_2}$}} = \text{8.697 mol NH${_3}$}

(c) Theoretical yield of NH₃

\text{Mass of NH${_3}$} = \text{8.967 mol NH${_3}$} \times \dfrac{\text{17.03 g NH${_3}$}}{\text{1 mol NH${_3}$}} = \text{148.1 g NH${_3}$}

(d) Percent yield

\text{Percent yield} = \dfrac{\text{ actual yield}}{\text{ theoretical yield}} \times 100 \% = \dfrac{\text{79.0 g}}{\text{148.1 g}} \times 100 \% = \textbf{53.3 \%}\\\\\text{The percent yield is }\boxed{\textbf{53.3 \%}}

7 0
3 years ago
Read 2 more answers
What are the three types of seismic waves?
Softa [21]
Earthquakes generate three types of seismic waves<span>: P (primary) </span>waves<span>, S (secondary) </span>waves<span> and surface </span>waves<span>, which arrive at </span>seismic<span> recording stations one after another. Both P and S </span>waves<span>penetrate the interior of the Earth while surface </span>waves<span> do not. Due to this, P and S </span>waves<span> are known as "body </span>waves<span>".


hope that helped</span>
5 0
4 years ago
Read 2 more answers
The best material to be used in making cooking pots handles is made of: a. Polypropylene b. Bakelite c. Rubber d. Polyethylene
frutty [35]

Answer:

b. Bakelite

Explanation:

Bakelite -

Bakelite is a form if plastic , and is the very first plastic synthesized .

The handles of the cooking utensils are used to hold the utensil firmly , and hence need not turn hot while cooking , and need to be strong enough to take care of the food .

Hence , the handle should be of the material which is poor conductor of heat and strong .

Hence , bakelite is used for making the handle.

6 0
4 years ago
Hurry and answer don't forget to show proof
stiv31 [10]

It will be B... I hope so. If i am wrong let me know

4 0
3 years ago
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