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oksano4ka [1.4K]
3 years ago
8

Please help me I will give you the brain thing and extra points. image below

Chemistry
2 answers:
olga55 [171]3 years ago
7 0

Answer:

b

Explanation:

dexar [7]3 years ago
3 0
I think the answer is b :)
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What happens if carbon dioxide reacts with oxygen
lina2011 [118]

It forms Carbon monoxide.

CO2 +O2⇒ CO

(Sorry not balanced)

6 0
3 years ago
Which of these stores chemical energy?
4vir4ik [10]

Answer:

b

Explanation:

its like that la i know cuz i smart

3 0
3 years ago
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What is this balanced?<br> Al2O3---&gt; Al+O2
saveliy_v [14]

The balanced equation :

<em>2Al₂O₃⇒ 4Al+3O₂</em>

<h3>Further explanation</h3>

Given

Reaction

Al₂O₃⇒ Al+O₂

Required

Balanced equation

Solution

A chemical reaction is said to be balanced if the number of elements involved in the reaction is the same (either the reactants or the products)

The reaction above is said to be unbalanced because the number of elements Al and O in the reactants and products is not the same.

The balancing step

1. Give a coefficient

Al₂O₃⇒ aAl+bO₂

2. Make an equation

Al, left = 2, right = a⇒a=2

O, left = 3, right = 2b⇒2b=3⇒b=3/2

The equation becomes :

Al₂O₃⇒ 2Al+3/2O₂ x2

<em>2Al₂O₃⇒ 4Al+3O₂</em>

6 0
3 years ago
Please help I’m torn between A and B. I’ve asked many and people say A, but I asked my science teacher and she said B. And also
astraxan [27]
If your science teacher says B, it’s probably because water has a negative and positive end, heat is just a form of energy, as other atoms can’t leave (they’re attracted to the ends) they are being insulated; but notice that ice will melt into gas (where atoms have tons of space) for other atoms to escape. Hence ice and gas aren’t ideal. (Air is a gas here.)
It’s not a 100% but hopefully it helps with some kind of analogy.
4 0
4 years ago
Potassium + water = potassium hydroxide + hydrogen​
Paul [167]

i hope it help you a lot tell it is correct or not

7 0
3 years ago
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