What is the frequency of a radio wave with a wavelength of 3 m

Chemistry

1 answer:

skad [1K]3 years ago

7 0

Answer: 3m is 10^8 Hz

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MaRussiya [10]

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Molecules in the hot water bottle are

moving faster than molecules in the skin.

Explanation:

If the molecules in the skin were to be moving faster than the water then the water would seem to be cold.

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3 years ago

Maria said that you can blu always separate a mixture by filtration. Is she correct?

Olegator [25]

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Which of the following phase changes only occurs in solids possessing vapor pressures above atmospheric pressure and at ambient

GuDViN [60]

Answer: The phase change process in which solids gets converted to gases is sublimation.

Explanation:

For the given options:

Option a: Condensation

It is a type of process in which phase change occurs from gaseous state to liquid state at constant temperature.

$Gas\rightleftharpoons Liquid$

Option b: Melting

It is a type of process in which phase change occurs from solid state to liquid state at constant temperature.

$Solid\rightleftharpoons Liquid$

Option c: Sublimation

It is a type of process in which phase change occurs from solid state to gaseous state without passing through the liquid state at constant temperature.

$Solid\rightleftharpoons Gas$

Option d: Deposition

It is a type of process in which phase change occurs from gaseous state to solid state without passing through the liquid state at constant temperature.

$Gas\rightleftharpoons Solid$