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Anna11 [10]
3 years ago
12

Examine the statement.

Chemistry
1 answer:
sweet [91]3 years ago
8 0
This is an exothermic
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The table shows the conditions during two trials of a reaction.
zysi [14]

Answer:

The correct option is;

The reaction pathway for the trials is different

Explanation:

The effect of a catalyst in a chemical reaction is to increase the rate of a reaction by changing the pathway or mechanism of the reaction and/or to lower the transition state's energy thereby lowering the activation energy of the reaction

The pathway of the reaction is changed by the catalyst by the formation of intermediate compounds by the catalyst which require lower activation energy to form the products than the original non-catalyzed reactants. In the process the catalyst is regenerated, thereby, not taking part in the reaction.

7 0
3 years ago
Barium has a density of 3.59 g/cm
sergejj [24]
What's the question???


3 0
4 years ago
In which group do all atoms have seven valence electrons in the ground state?
SpyIntel [72]
Hence they got seven electrons in ground state
8 0
3 years ago
Which compound can be used to preserve biological specimens? A central C is double bonded to an O, and single bonded to 2 H. A c
Darina [25.2K]

Answer:

A central C is double bonded to an O, and single bonded to 2 H

Explanation:

Methanal, also known as formaldehyde, is a chemical compound used to preserve dead biological specimens for further study. It is called formalin when in a solution and it helps keep specimens in a fresh state by hardening the tissues of the specimen involved.

Formaldehyde is a gaseous compound that has an aldehyde functional group i.e. -CHO and has a chemical formula, H-CHO or CH2O as described in the question that a central C is double bonded to an O, and single bonded to 2 H (see attached image for structural formula).

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3 years ago
Please help me..........​
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6/9

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Explanation:

What is Jadi? is it goat? what language is Jadi?

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