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pshichka [43]
3 years ago
5

State whether each of the followingis exothermic or endothermic1) Na and H2O​

Chemistry
1 answer:
enot [183]3 years ago
7 0

Answer:

exothermic

Explanation:

because heat will be released

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What descriptive term is applied to the type of diene represented by 1,5-octadiene?
Mrac [35]

The descriptive term that is applied to the type of diene represented by 1,5-octadiene is isolated diene. The correct option is C.

<h3>What is diene?</h3>

Diene is a compound that contains two or more double bonds, usually  carbon bonds, which are separated by a single bond. They are covalent compounds. Alkene units are surely present in these compounds, whose quantity is two.

1,5-octadiene is a polymer of diene, which are generally elastomers, and they made of vulcanized rubber. They are isolated diene.

Thus, the correct option is C) Isolated diene.

To learn more about diene, refer to the below link:

brainly.com/question/17425564

#SPJ4

The question is incomplete. The complete question is given below:

A) Conjugated diene.

B) Cumulated diene.

C) Isolated diene.

D) Alkynyl diene.

E) None of the above.

3 0
1 year ago
In what state of matter are the particles vibrating at high speeds?
OLEGan [10]
The answer would be C
3 0
3 years ago
Which equations represent precipitation reactions?
pychu [463]

A. : In this reaction one of the product, FeS is insoluble. Therefore, this is a precipitation reaction.


B. : In this reaction, the product is a solid(insoluble). So, this is a precipitation reaction too.


C.: In this reaction, both the products are soluble. So this is not a precipitation reaction.


D.: In this reaction, both the products are soluble. So this is not a precipitation reaction.


E. : In this reaction, the product AgCl is a precipitate. So, it is a precipitation reaction.

6 0
3 years ago
Read 2 more answers
. When 0.022189 is correctly rounded to two significant figures the number becomes
weeeeeb [17]
0.022
(Correct to two significant figures)
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3 years ago
What is the IMA of the 1 st class lever in the graphic given?<br><br> 2<br> 3<br> 0.5
Zina [86]

Answer:

I believe the answer isT 2.

Explanation:

he formula for IMA of a first-class lever is effort-distance/resistance-distance.

6 0
3 years ago
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