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Rina8888 [55]
3 years ago
7

What is the speed of sound in dry air at 20°C?

Chemistry
1 answer:
Lubov Fominskaja [6]3 years ago
4 0
343 meters per second
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BRAINLIESTT ASAP! PLEASE HELP ME :)
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Answer:

See below  

Step-by-step explanation:

Matter is either a <em>pure substance</em> or a <em>mixture. </em>

Pure substances

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  • Have a constant chemical composition
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              • For example, melting point, boiling point, density, solubility

Mixtures:

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             • For example, filtration, distillation, centrifugation

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3 years ago
Determine whether the disruption of the bonds or attractions occurs during protein hydrolysis or protein denaturation.
Aleonysh [2.5K]

Answer:

The disruption of the bonds or attractions occurs during protein hydrolysis which results in the loss for the primacy structure. The peptide bonds is the bond affected in this scenario.

The disruption of the bonds however only exist in the process of denaturation and this results in a change in the confirmation which could be secondary, tertiary, and quaternary structural related. And example of the bonds affected include salt bridges, disulfide bridges, hydrogen bonds etc.

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3 years ago
A very loud sound has a high _____.
DENIUS [597]

Answer:

Resting Point

Explanation:

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The number of atoms of an element in a chemical formula is given by the _________.​
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Explanation: In a chemical formula, the symbols for each element in the compound are followed by subscripts that tell us how many of that element are in the compound. The subscripts that follow each element's symbol indicate how many of that element are in the compound. Notice how H is located in more than one place.

Explanation:

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