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PtichkaEL [24]
3 years ago
7

Petrolium is a mixture consisting mostly of​

Chemistry
1 answer:
yanalaym [24]3 years ago
8 0

Answer:Petroleum is a naturally occurring complex mixture made up predominantly of carbon and hydrogen compounds

Explanation:

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If you dissolve 8.50 g of ca(no3)2 in 755 ml of distilled water what is the concentration in molarity of the calcium nitrate sol
Zanzabum
Molarity is defined as the number of moles of solute in 1 L of solution 
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therefore number of moles of Ca(NO₃)₂ - 8.50 g / 164 g/mol = 0.0518 mol
the volume of solution prepared is 755 mL 
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G(1)=0 g(n) =g(n-1)+n g(2)=
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