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Romashka-Z-Leto [24]
3 years ago
14

We can predict that summer will follow spring. T or F

Chemistry
2 answers:
Romashka-Z-Leto [24]3 years ago
5 0

Answer:

true

Explanation:

krok68 [10]3 years ago
3 0

Answer:

T

Explanation:

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sashaice [31]

The pH of the solution is mathematically given as

PH=7.21

<h3>What would be the pH of the solution?</h3>

Question Parameters:

sodium hydrogen sulfite (NaHSO3) to 50 mL of water.

Generally, the equation for the Chemical Reaction for the acid dissociation  is mathematically given as

HSO3- + H2O ---> H3O+ + SO3^2-

Therefore

pH=Pka+log\frac{A-}{Ha}

A-=HA

pH=pKa

Since pKa NaHSO3=7.21

Hence, PH=7.21

For more information on Chemical Reaction

brainly.com/question/11231920

7 0
2 years ago
Federico has two samples of pure water—sample X and sample Y. Sample X has a volume of 1 L, and sample Y has a volume of 10 L. H
Lostsunrise [7]

Answer:

The boiling point of sample X and sample Y are exactly the same.

Explanation:

The difference between sample X and sample Y is that they occupy different volumes. However, they both contain pure water. Remember that pure water has uniform composition irrespective of its volume.

Volume does not affect the boiling point as long as the volume is small enough not to give rise to significant pressure changes in the liquid.

The boiling point of a liquid is the temperature at which the pressure exerted by the surroundings upon a liquid is equaled by the pressure exerted by the vapour of the liquid; under this condition, addition of heat results in the transformation of the liquid into its vapour without raising the temperature.

It can be clearly seen from the above that the volume of a solution of pure water does not affect its boiling point hence sample X and sample Y will have the same boiling point.

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Write and balance the equation for the decomposition of aluminum chloride into its elements. phase symbols are optional.
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The 3 and 2 to the right of the components are subscriptions.

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