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Dmitrij [34]
3 years ago
13

What is the definition of a catalyst?

Chemistry
1 answer:
aleksandrvk [35]3 years ago
7 0

Answer:

I think the best answer is (5) because catalyst are known to speed up a reaction without being changed

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3(x - 2) = 5(x + 4)<br><br>​
Tcecarenko [31]

Answer:

Uh first of all this is algebra but I'll answer this

First distribute the three and 5 (Multiply them by both terms inside parenthesis.

3x-6=5x+20

Then add like terms

8x=14

Divide 8 by 8 and 8 by 14

x = 14/8

Explanation:

5 0
3 years ago
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What is the element that is in period 5 and group 3?
rjkz [21]

Answer:

Rubidium

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question #5: corals are sensitive to temperature . if temperatures are raised , it will cause the coral to bleach . what does bl
larisa86 [58]

Answer:

coral bleaching is when the temperature of the water changes (even slight changes in temperature effect coral) and the coral reacts negatively to it causing it to die. unfortunately corals cannot recover once they have been bleached.  

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3 years ago
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Need help Quickly Are volcanos and earthquakes both constructive and destructive forces
algol13

Answer:

yes

Explanation:islands and mountains

3 0
2 years ago
3.) All matter has both physical and chemical properties. A physical property is one that does not change the chemical nature of
dexar [7]

Answer:

D

Explanation:

It would be D because you are observing the reaction and don’t change anything

8 0
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