2C Test: Acids & Bases (Regular)

Explain which substance is most acidic, least acidic, and most neutral. Use the values in the image to explain your answer.

This question has two parts. First, answer Part A. Then answer Part B.

Part A

In a beaker, 50 mL of an acid with a pH of 3.5 is added to 50 mL of a base with a pH of 10.5. What will happen when this acid and base combine? 

• • The product will be acidic. 

• • The product will be basic.

• • They will each become stronger.

• • They will neutralize each other.

Tags

NGSS.MS-PS1-2

This question has two parts. First, answer Part A. Then answer Part B.

Part A

In a beaker, 50 mL of an acid with a pH of 3.5 is added to 50 mL of a base with a pH of 10.5. What will happen when this acid and base combine? 

Answer options for Part A were:

• A. The product will be acidic. ; B. The product will be basic.; C. They will each become stronger.; D. They will neutralize each other.

Part B

Which statement supports the answer in Part A?

• • Acids are always stronger than bases, and when acids and bases are combined, the product remains acidic.

• • The original properties become lost during the process.

• • The original properties become stronger during the process.

• • Bases are always stronger than acids, and when acids and bases are combined, the product remains basic.

Tags

NGSS.MS-PS1-2

Click the correct area to place the property listed.

lower pH than pure water

Tags

NGSS.MS-PS1-2

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essential for life

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-5

NGSS.MS-LS1-6

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higher pH than pure water

Tags

NGSS.MS-PS1-2

Click the correct area to place the property listed.

sour taste

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turns litmus paper blue

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tastes bitter

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conducts electricity

Tags

NGSS.MS-PS1-2