4 years ago

As the hydrogen ion concentration of a solution increases, does the ph of the solution increase or decrease

1 answer:

8 0

PH decreases because increasing the hydrogen ion concentration makes the solution more acidic. The lower the pH, the more acidic it is therefore pH decreases.

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Match the element with its number of valence electrons. (4 points) 1. Fluorine a 2. Helium 3. Sodium 4. Aluminum a. 2 b. 3 c. 7

ElenaW [278]

Answer:

Fluorine - 7

Helium - 2

Sodium - 1

Aluminum - 3

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3 years ago

Which statements are examples of how the use of resources has changed?

Oksanka [162]

Answer:

B, A, C

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2 years ago

On a hot summer day, a piece of ice is removed from a cooler and placed in a cup that is sitting on a picnic table. Which of the

dlinn [17]

The ice absorbs heat from the cup . And the ice loses its composition thus melting .

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3 years ago

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galina1969 [7]

There will be 18 oxygen Atoms

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3 years ago

ANSWER CORRECTLY PLEASE !!!!!!!!!!!! WILL MARK BRAINLIEST !!!!!!!!!!!!!!!!!!!!!!!

Ann [662]

Answer:

Exothermic.

Explanation:

Exothermic is when he leaves the system. A way to remember is the "ex" which is a prefix/root/suffix or something that pretty much means leaving, I think. For example how it's in "Exodus" and "Exit", I think.

Endothermic is when it goes into the system. Similar to "ex" but with inside, I think. For example how it's in "Endoskeleton", I suppose.

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3 years ago