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astraxan [27]
2 years ago
15

I WILL GIVE U BRAINLIEST IF UR CORRECT

Chemistry
2 answers:
KiRa [710]2 years ago
7 0

Answer:

D: a new substance

Explanation:

Chemical reaction

A change in matter that produces on or more new substances

baherus [9]2 years ago
3 0

Answer:

<u>D. A new substance</u> is always a result of a chemical reaction.

Explanation:

In a chemical reaction, one or more reactants reacts/decomposes to form one or more products.

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HELP WITH A THESIS STATEMENT
lina2011 [118]

The second thesis statement is perfect. It supports the claim and presents main idea.

4 0
2 years ago
Which type of carbon fixation stores carbon dioxide in acid form? a. c3 b. c4 c. cam d. all of the above
Luba_88 [7]

The type of carbon fixation stores carbon dioxide in acid form is CAM i.e. crassulacean acid metabolism.

<h3>What are CAM?</h3>

CAM stands for crassulacean acid metabolism in this process photosynsthesis is occured at day time but the exchange of gases takes place at night itself only.

In this carbon fixation process, carbon dioxide is stored in the form of organic acid malic acid and losses carbon dioxide at the night time and by doing this it helps in the storage of water.

Hence option (C) is correct.

To know more about CAM, visit the below link:

brainly.com/question/4170802

8 0
2 years ago
Read 2 more answers
____________ enables you to ride a bike without skidding and falling.
Marina86 [1]
Sliding or rolling friction
4 0
2 years ago
If the chemist mistakenly makes 250 mL of solution instead of the 200 mL, what molar concentration of sodium nitrate will the ch
Evgesh-ka [11]

Answer:

0.120M is the concentration of the solution

Explanation:

<em>Assuming the mass of sodium nitrate dissolved was 2.552g</em>

<em />

Molar concentration is an unit of concentration widely used in chemsitry defined as the moles of solute (In this case NaNO3) in 1L of solution.

To find this question we must find the moles of NaNO3 in 2.552g. With this mass and the volume (250mL = 0.250L) we can find molar concentration as follows:

<em>Moles NaNO3 -Molar mass: 84.99g/mol-</em>

2.552g * (1mol / 84.99g) = 0.0300 moles NaNO3

<em>Molar concentration:</em>

0.0300 moles NaNO3 / 0.250L =

<h3>0.120M is the concentration of the solution</h3>
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3 years ago
Which of the following best describes atoms with high electronegativity?
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They trend to lose elections and become anions
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