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stiv31 [10]
3 years ago
15

Which of the following illustrates a longitudinal wave?

Chemistry
2 answers:
monitta3 years ago
7 0

Answer:

figure no. A is right answer.......

Ivahew [28]3 years ago
3 0

Answer: I believe its the second one.

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How would one convert 125 lb to kilograms (1 oz = 28 g)?
scZoUnD [109]

Answer:

these answer choices are extremely confusing to read lol.

so the answer is 125lb x 16oz/1lb x 28g/1oz x 1kg/1000g

<em>a p e x</em>

6 0
3 years ago
Define what natural gas is, explain how it forms, and<br> what it is used for today.
natta225 [31]

Answer:

is a naturally occurring hydrocarbon gas mixture consisting primarily of methane, but commonly including varying amounts of other higher alkanes, and sometimes a small percentage of carbon dioxide, nitrogen, hydrogen sulfide, or helium.

It is formed when layers of decomposing plant and animal matter are exposed to intense heat and pressure under the surface of the Earth over millions of years. The energy that the plants originally obtained from the sun is stored in the form of chemical bonds in the gas

for heating, cooking, and electricity generation. It is also used as a fuel for vehicles and as a chemical feedstock in the manufacture of plastics and other commercially important organic chemicals.

7 0
3 years ago
Which of these is not a postulate of the kinetic-molecular theory of gases?
marin [14]

a) Gas particles have most of their mass concentrated in the nucleus of the atom.

b) The moving particles undergo perfectly elastic collisions with the walls of the container.

c) The forces of attraction and repulsion between the particles are insignificant.

d) The average kinetic energy of the particles is directly proportional to the absolute temperature.

e) All of the above are postulates of the kinetic molecular theory.

Gas particles have most of their mass concentrated in the nucleus of the atom.

Answer: Option A.

<u>Explanation:</u>

Kinetic Molecular Theory expresses that gas particles are in consistent movement and show flawlessly versatile crashes. Motor Molecular Theory can be utilized to clarify both Charles' and Boyle's Laws. The normal active vitality of an assortment of gas particles is straightforwardly corresponding to total temperature as it were.

The kinetic theory of gases is a significantly critical, however straightforward model of the thermodynamic conduct of gases with which numerous important ideas of thermodynamics were built up.

6 0
4 years ago
54:63 ratio simplest form?
MrMuchimi

Answer:

The fraction is 6/7

Explanation:

6/7 is the simplified fraction for 54/63 by using the GCD or HCF method. Thus, 6/7 is the simplified fraction for 54/63 by using the prime factorization method.

Hope this helps!!!

Can I have Brainliest???

3 0
3 years ago
Why has the atomic theory changed over time?
dalvyx [7]
Well thats because things changed in science. Newtons law of gravity (which was all things that come up must come down) evolved once scientist figured out that in space things float around. Science always evolves weather it's in a year or a day, but if your asking about HOW it evolved, thats something different. Hope I'm helping you!
4 0
3 years ago
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