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Alex777 [14]
3 years ago
11

Are these right? U guys r the best on this app!!

Chemistry
2 answers:
Pepsi [2]3 years ago
8 0
Yes, they are right.Very good hand writing! You did a very great job on showing your work.
baherus [9]3 years ago
8 0
Yes they are your good a this
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Write the name and molecular formula of an organic compounds having its name suffixed with -ol and having 2 carbon atoms in the
777dan777 [17]

Ethanol C₂H₆O

Explanation:

When ethanol (CH₃-CH₂-OH) is heated in the presence of the sulphuric acid (H₂SO₄) it will produce ethylene (CH₂=CH₂ ) and water (H₂O).

CH₃-CH₂-OH → CH₂=CH₂ + H₂O

Learn more about:

sulphuric acid

brainly.com/question/867125

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4 0
3 years ago
Given what you observe at the molecular/atomic level, why would surface area have this effect?
LenKa [72]

Answer:

Increasing the surface area of a reactant increases the frequency of collisions and increases the reaction rate. Several smaller particles have more surface area than one large particle. The more surface area that is available for particles to collide, the faster the reaction will occur.

Explanation:

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5 0
2 years ago
Which of the following would have the slowest rate of diffusion at a given temperature
MrMuchimi

Chlorine will have the slowest rate of diffusion because it has the highest   relative molecular mass of 71 followed by O₂ with 32, then Neon 20 then He with 2

The rate of diffusion of a gas is inversely proportional to the square root of its relative molecular mass.  

3 0
3 years ago
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What is heat transfer? Select one: O a. Thermal energy in transit due to spatial temperature difference o b. Thermal energy in t
IgorC [24]

Answer:

a. Thermal energy in transit due to spatial temperature difference .

Explanation:

Heat transfer -

Heat transfer is the exchange of the thermal energy or heat in between any physical systems .

It is the flow of energy or any form of energy from one system to another .

Heat transfer is divided into various mechanism , one of which is the thermal .

The thermal energy is the transit due to the spacial temperature difference .

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