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adell [148]
2 years ago
12

Can you pls tell me advantages and disadvantages of chemistry in specific ​

Chemistry
1 answer:
katrin2010 [14]2 years ago
6 0

<em>Advantages</em>

Chemistry helps you to understand the world around you.

Basic knowledge of chemistry helps you to read and understand product labels.

Chemistry can help you make informed decisions.

Chemistry is at the heart of cooking.

A command of chemistry can help keep you safe!

<em>Disadvantages</em><em> </em>

It isn't a sustainable form of energy.

It can be expensive.

Some forms of chemical energy are quite rare.

It can produce harmful waste.

It can be used to create devastating weapons.

It offers short-term benefits for long-term consequences.

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Write an equation that shows the formation of the chloride ion from a neutral chlorine atom
jeka57 [31]

The gaining of electron by an atom results in the formation of anion shown by the negative charge on the atom whereas lose of electron results in the formation of cation shown by positive charge on the atom. The atom lose or gain electron to complete their octet and get stable in nature.

The chlorine atom will gain an electron and form chloride anion with one negative charge on it. The chloride ion is more stable in nature compared to the chlorine atom due to complete octet of chloride ion by gaining of electron.

Electronic configuration of chlorine atom is:

[Ne]3s^{2}3p^{5}

By gaining of one electron, electronic configuration of chloride ion is:

[Ne]3s^{2}3p^{6}

Thus, the equation that shows the formation of the chloride ion from a neutral chlorine atom is:

Cl+1e^{-}\rightarrow Cl^{-}

4 0
3 years ago
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7 0
3 years ago
If you start with 89.3 g no(g) and 28.6 g h2(g), find the theoretical yield of ammonia.
Tatiana [17]
Balanced equation: 
<span>2 NO + 5 H2 ------> 2 NH3 + 2 H2O
 </span>
<span>2 moles NO react with 5 moles H2 to produce 2 moles NH3
 </span>
<span>Molar mass of NO = 30.00 g/mol </span>
<span>86.3g NO = 86.3/30.00 = 2.877 moles of NO </span>

<span>This will require: 2.877*5 / 2 = 7.192 moles of H2 </span>

<span>Molar mass of H2 = 2 g/mol </span>
<span>25.6g H2 = 25.6/2 = 12.7 mol H2. </span>
<span>You have excess H2 means the NO is limiting </span>

<span>From the balanced equation: </span>
<span>2 moles of NO will produce 2 moles of NH3 </span>
<span>2.877 moles of NO will produce 2.877 moles of NH3 </span>

<span>Molar mass NH3 = 17g/mol </span>
<span>Mass NH3 produced = 2.877 * 17 = 48.91g 

Hence the yield is = 48.91 g ~ 49 g</span>
3 0
3 years ago
Read 2 more answers
Explain why magnesium and aluminium react in a similar way?
postnew [5]
Because magnesium loses its electrons easily than aluminum
3 0
3 years ago
What type of reaction is represented by the following example? 2CO2 (g) + 4H2O (l) + 1452 kJ 2CH3OH (l) (g) + 3O2 (g) exothermic
Elodia [21]

endothermic  

I hope this helped :)

8 0
3 years ago
Read 2 more answers
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