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katrin2010 [14]
3 years ago
11

Which of the following may suggest a catalyst has been used in a reaction, given the energy diagram for the same reaction withou

t a catalyst?

Chemistry
1 answer:
anzhelika [568]3 years ago
5 0
The answer I think would be C
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The substances below are listed by increasing specific heat capacity value. Starting at 30.0 °C, they each absorb 100 kJ of ther
JulijaS [17]

The heat change is related to specific heat as

Heat change = mass of substance X specific heat X change in temperature

So if we are considering same amount of substance

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the change in temperature will be inversely proportional to the specific heat

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Thus the change in temperature will be least for the substance with highest specific heat.

Answer: Hydrogen

4 0
3 years ago
Which of the following is not a statement of Dalton's atomic theory of matter?a. Elements are made of atomsb. Atoms of a given e
Alona [7]

Answer:

c. The atoms of one element can be identical to the atoms of another element.

Explanation:

<em>Which of the following is not a statement of Dalton's atomic theory of matter?</em>

<em>a. Elements are made of atoms.</em> TRUE. An atom is the smallest particle of a chemical element that can exist.

<em>b. Atoms of a given element are identical.</em> TRUE. The only slight difference is in the mass of isotopes.

<em>c. The atoms of one element can be identical to the atoms of another element.</em> FALSE. The atoms of different elements are different from one to another.

<em>d. A given compound always has the same number and kinds of atoms. </em>TRUE. This is known as Dalton's law of constant composition.

3 0
3 years ago
If m&lt; CAB = 80 degrees, then find m&lt; BAD
eimsori [14]

Answer:

30

Explanation:

Just trust me

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I need help ASAP!!!!!!!!!!!!!!!!!!!
liraira [26]

last one? don't take my word though

Explanation:

the suns heat is related to nuclear fusion

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Explanations:

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