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horsena [70]
3 years ago
5

Which object has unbalanced forces acting on it?

Chemistry
2 answers:
kipiarov [429]3 years ago
8 0
Leaf cause gravity is a force acting upon it
arsen [322]3 years ago
5 0

Answer:

A leaf falling to the ground.

Explanation:

The leaf is the only object in motion and is falling therefore the force of gravity is the unbalanced force.

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3. Identify the reagents you would use to convert 1-bromopentane into each of the following compounds: (a) Pentanoic acid (b) He
zhuklara [117]

Answer:

Explanation:

a )

CH₃CH₂CH₂CH₂CH₂Br + KOH   ⇒ CH₃CH₂CH₂CH₂CH₂OH

CH₃CH₂CH₂CH₂CH₂OH  + acidic potassium dichromate ⇒  CH₃CH₂CH₂CH₂COOH

b )

CH₃CH₂CH₂CH₂CH₂Br + KCN ⇒ CH₃CH₂CH₂CH₂CH₂CN  Hydrolysis ⇒ CH₃CH₂CH₂CH₂CH₂COOH .

c )

CH₃CH₂CH₂CH₂CH₂Br + KOH   ⇒ CH₃CH₂CH₂CH₂CH₂OH

CH₃CH₂CH₂CH₂CH₂OH  + acidic potassium dichromate ⇒  CH₃CH₂CH₂CH₂COOH + SOCl₂ ( thionyl  chloride ) ⇒ CH₃CH₂CH₂CH₂COCl

d )

CH₃CH₂CH₂CH₂CH₂Br + KCN ⇒ CH₃CH₂CH₂CH₂CH₂CN  Hydrolysis ⇒ CH₃CH₂CH₂CH₂CH₂COOH + PCC ( NH₃ ) ⇒ CH₃CH₂CH₂CH₂CH₂CONH₂

e )

CH₃CH₂CH₂CH₂CH₂Br + KCN ⇒ CH₃CH₂CH₂CH₂CH₂CN  Hydrolysis ⇒ CH₃CH₂CH₂CH₂CH₂COOH + C₂H₅OH ( Ethyl alcohol + H⁺ )⇒  

CH₃CH₂CH₂CH₂CH₂COOC₂H₅ ( ethyl hexanoate )

3 0
3 years ago
How many moles of methane are required to produce 22g co2 after combustion
Korvikt [17]
(Not guaranteed correct answer)
Balanced equation for complete combustion of methane would be:
CH4 + 2O2 --> CO2 + 2H20

Amount of CO2:
22g / [12.0+2(16.0)]
= 0.5mol

Mole ratio can be represented as
CH4 = CO2

So 0.5 mol of CO2 = 0.5 mol of CH4 ??
8 0
4 years ago
The relationship between the frequency and wavelength of a wave is
Ilya [14]

Answer:

B

Explanation:

Frequency and wavelength are inversely proportional

8 0
3 years ago
Discuss the importance of Icaming social anthropology for university students<br>​
ivann1987 [24]

Answer:

what is the importance of anthropology as a student?

Social anthropology plays a central role in an era when global understanding and recognition of diverse ways of seeing the world are of critical social, political and economic importance. Social anthropology uses practical methods to investigate philosophical problems about the nature of human life in society.

Explanation:

3 0
3 years ago
How to Convert 2.00 miles to fathoms?
k0ka [10]

Answer:

1,760

Explanation:

There are 880 fathoms in a mile. To convert miles to fathoms, multiply the mile value by 880.

So, 2.00 × 880 = 1,760

7 0
3 years ago
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