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pishuonlain [190]
3 years ago
14

2H₂ +0 a 2H₂O Mole ratio of water to oxygen

Chemistry
1 answer:
adoni [48]3 years ago
4 0

Answer: 2:1

The ratio of hydrogen atoms to oxygen atoms used to make water molecules is always 2:1, no matter how many water molecules are being made.

Explanation:

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Think of a resource and predict What happens to the resource when competition for it increases
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Lets say foxes hunt rabbits. If their are too many foxes then they will compete for the rabbits. The rabbits get outnumbered by the amount of foxes so the foxes kill all the rabbits and the rabbits could eventually go extinct.
3 0
3 years ago
The pH of a solution is measured as 4.5. What is the hydrogen ion concentration of the solution?
Bond [772]

Answer:

[H⁺] =  3.16 × 10⁻⁵ mol/L

Explanation:

Given data:

pH of solution = 4.5

Hydrogen ion concentration = ?

Solution;

pH = -log [H⁺]

we will rearrange this formula:

[H⁺] =  10∧-pH

[H⁺] = 10⁻⁴°⁵

[H⁺] =  3.16 × 10⁻⁵ mol/L

4 0
3 years ago
This data was collected after conducting an experiment about the amount, in liters, of water a specific plant needs per month. A
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Answer:

1.1 liters

1.2 liters

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Explanation:

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In this case, data was collected after conducting an experiment about the amount, in liters, of water a specific plant needs per month. However, according to the set of experimental values provided, only 1.1 litres, 1.2litres and 1.5litres are close to one another and, hence, are said to be PRECISE even if they are not close to the accepted value of 6litres.

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What makes a strong acid different from a weak acid?
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Answer:

Strong acids react faster where as weak acids take time to react with any base.

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