Chemistry, 27.03.2021 16:20 ninilizovtskt
The speed of sound through air at 20°C is 343 meters per second. The speed of sound through fresh water at 20°C is 1,482 meters per second.
Which of the following could be the speed of sound through solid steel?
A.
1,370 meters per second
B.
353 meters per second
C.
5,960 meters per second
D.
145 meters per second
Answers: 1
Chemistry, 21.06.2019 15:50
In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.
Answers: 3
Chemistry, 22.06.2019 09:30
Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?
Answers: 3
The speed of sound through air at 20°C is 343 meters per second. The speed of sound through fresh wa...
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