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vitfil [10]
3 years ago
9

What is the coefficient in front of the O₂ when the equation below is balanced C₂H₆O₂(g) + O₂ (g) → CO₂(g) + H₂O (g)

Chemistry
1 answer:
Maslowich3 years ago
5 0

Answer:

5

Explanation:

Balance the equation in order of C,H,O and then you should be able to find the coefficient

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it is method used to separate particulates from a liquid by allowing in the solids to settle at the bottom of the mixture​
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Decantation

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What would cause the pressure of a gas to increase?​
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3 years ago
A student prepares a weak acid solution by dissolving 0.2000 g HZ to give 100. mL solution. The titration requires 33.5 mL of 0.
nexus9112 [7]

Answer:

a)M=0.20/(0.335*0.1025)= 0.20/ 0.034 = 5.88 g/mol

b) if 0.100g is used instead of 0.200g

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Explanation:

0.2000 gHZ gives  100ml acid solution

33.5 ml of 0.1025 M NaOH  is required to prepare it

the moles = mass / molar mass

mass = 0.200 gHZ

moles = 0.0335*100 * 0.1025 = 0.034

therefore molar mass = mass / moles

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if 0.100g is used instead of 0.200g

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3 0
3 years ago
Diamond is an allotrope of :
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Answer:

carbon

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because it is an allotrope of carbon

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