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sineoko [7]
3 years ago
11

Why is gold usually found in its pure form

Chemistry
1 answer:
attashe74 [19]3 years ago
5 0

gold is usually found in pure form because it is not reacting with other chemicals naturally.
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The amount of chemical weathering will increase if
olga2289 [7]
Chemical Weathering is the process of decomposition, erosion and spoilage of Solid materials like Building Material, Rocks e.t.c.
This decomposition takes place due to chemical reaction. The chemical present in Air along with water undergo chemical decomposition of Solid materials.
So, first requirement for this process is water, which is present in air called precipitation. Secondly, temperature also play important role.

Result:
           <span>The amount of chemical weathering will increase if Temperature and Precipitation Increases.</span>
8 0
3 years ago
How do you balance redox equations in acidic solutions?
Anuta_ua [19.1K]

Answer:

First, balance the half-reactions

Second, equalize the electrons

Third,add two reaction equations to get final answer

Explanation:

For example

H₂C₂0₄ + MnO⁻₄ ---------->CO₂+Mn²⁺

(i) Balancing the half reactions

H₂C₂O₄-------->2CO₂+2H⁺+2e⁻

5e⁻ +8H⁺+MnO₄⁻----------->Mn²⁺+4H₂O

(ii)

Equalizing the electrons

5H₂C₂O₄--------->10CO₂+10H⁺+10e⁻  ---here there is a factor of 5

10e⁻+16H⁺+2MnO₄⁻--------->2Mn²⁺+8H₂O -----here there is a factor of 2

(iii)

Add the two where electrons and some Hydrogen ions will cancel out

5H₂C₂O₄+6H⁺+2MnO₄⁻---->10CO₂+2Mn²⁺+8H₂O

7 0
3 years ago
What volume is equivalent to 12.0 m3?
Kaylis [27]

i think 12000 is the answer

3 0
3 years ago
Can any one state the general gas law​
zhenek [66]

Answer:

The ideal gas law, also called the general gas equation, is the equation of state of a hypothetical ideal gas.

Explanation:

7 0
4 years ago
Read 2 more answers
How many grams of water are needed to dissolve 27.8 g of ammonium nitrate?
andreyandreev [35.5K]
The moles of ammonium nitrate needed to dissolve 0.35 moles
The moles of water that will react is 0.35 moles as due to ratio
so mass of water will be 0.35 x 18=6.3g 
                                 MASS OF WATER WILL BE 6.3 g
7 0
4 years ago
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