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Fofino [41]
3 years ago
6

How does sound wave travel through air

Chemistry
1 answer:
Alina [70]3 years ago
7 0

Sound is made when air molecules. Vibrate and move in a wave pattern, so sound moves in waves of compressions and refractions (expansion).

Hope this helps! :)

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What is 5.0553 x 10^-4 in standard notation?
Talja [164]

Answer:

0.00050553

Explanation:

when the power of ten is negative, move the decimal to the left

hope this helped!

6 0
3 years ago
Consider the following first order decomposition reaction with a half-life of 65 seconds at a given temperature:
katrin [286]

Answer:

130

Explanation:

This is because that 3atm of N2O4 is used up for the 6atm of NO2, so 1 atm N2O4 is left. Resulting in In(1/4).

6 0
2 years ago
I'm confused
aleksley [76]

Answer:

Energy

Explanation:

Between gas to liquid, or liquid to gas, will give off extra energy to the surrounding environment

4 0
2 years ago
Read 2 more answers
Calcium forms ions with a charge of +2. Iodine forms ions with a charge of -1. Which of the following would represent an ionic c
Stolb23 [73]
Well you know that you have to balance out the equation to 0. So if I is -1 and Ca is +2 you know that I had to equal to -2. So you can do that by having two of them. So Ca=+2 and I2=-2 so CaI2 would equal 0 meaning that would be the correct answer. Hope that I explained that correct :)
7 0
3 years ago
Read 2 more answers
MMMMMM! Dinner's cooking. Soon we'll be eating some chicken and dumplings. Our digestive system will get to work on the food we
scoundrel [369]

Explanation:

Small intestine.

The muscles of the small intestine mix food with digestive juices from the pancreas, liver, and intestine, and push the mixture forward for further digestion. The walls of the small intestine absorb water and the digested nutrients into your bloodstream.

Idk..if there is any other system that works....

Hope it helps really..

3 0
2 years ago
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