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Alla [95]
4 years ago
7

Which of the following is not an example of a chemical change?

Chemistry
2 answers:
elena55 [62]4 years ago
5 0
This would be C. A car rusting
nekit [7.7K]4 years ago
4 0
Food digesting- because you are breaking down the food particles.
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maw [93]

Answer:

c. because it lacks oxygen which might support life of the bacteria

6 0
2 years ago
The building blocks of the universe are called ______.
Morgarella [4.7K]

"<u>Nuclei</u> " are called as building blocks of the universe.

Option: D

<u>Explanation</u>:

Smallest unit of this universe was considered to be an atom but “Rutherford 's Nuclear Model of Atom” in 1911 discovered nucleus which is small and heavy positively charged body present in center of atom. An atom also have extra nuclear part which is space around nucleus, where electrons (negative charged) are distributed. Nucleus is contained with protons (positive charged) and neutrons (neutral) which are definitely very smaller than nuclei but as a building unit or block of the universe nuclei is considered.  

6 0
3 years ago
What is the answer? Please
Mazyrski [523]

Answer:

snail should be at the top

Explanation:

7 0
3 years ago
A double bond
anzhelika [568]

A double bond consists of one sigma bond and one pi bond.

Therefore Option C is the correct answer.

<h3>What is a Double Bond ?</h3>

A bond in which 4 electrons are shared between a [pair of atoms is called a  double bond , higher amount of energy is required to break a double bond.

A double bond consists of one sigma bond and one pi bond.

Therefore Option C is the correct answer.

To know more about Double Bond

brainly.com/question/16626126

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4 0
2 years ago
How does the temperature of a substance related to the kinetic energy of its molecules
Alenkasestr [34]

Answer:

They are directly proportional

Explanation:

when the kelvin temperature increases, the average kinetic energy of particles increases and they move faster and vice versa.

6 0
3 years ago
Read 2 more answers
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