3 years ago

When a sound is moving toward the observer the observer will hear a higher pitch. This is due to

1 answer:

5 0

The answer is The Doppler Effect. It is named after the Austrian physicist Christian Doppler, who described the phenomenon in 1842.

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3 years ago

Why is ∆Hf0 62.4 kJ/mol for I2(g), but 0.0 kJ/mol for I2(s)?

Aloiza [94]

Answer:

12(s) is in its standard state.

Explanation:

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2 years ago

What happens to an enzyme once it catalyzes a chemical reaction?

Veronika [31]

Enzymes are not used in the reaction so usually the enzyme will sort of reset and be ready to use in another reaction . this is because enzymes are proteins and their shape is what they use in a chemical reaction so when the reaction is done the product is released (the reaction) and the enzyme can relax and go back to its normal shape

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3. It moves in an orbit around Jupiter

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3 years ago

What structures found in the

Leviafan [203]

Answer:

A. chromosomes

Explanation:

Chromosomes are structures found in the center (nucleus) of cells that carry long pieces of DNA. DNA is the material that contains genes and is the building block of the human body.

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3 years ago