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ioda
3 years ago
14

What evidence do you have that atoms of certain elements produce a flame of a specific color?

Chemistry
1 answer:
AVprozaik [17]3 years ago
7 0
Light acts as a wave so when you burn a certain element it generates a specific wavelength which represents a specific color light. ^-^
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PERGUNTA URGENTE!!!Por onde o sapo caga?Me falaram que era pela boca.
Mumz [18]

Answer:

A urina passa pelos ureteres pareados para a bexiga urinária, que é ventilada periodicamente na cloaca. Todos os resíduos do corpo deixam o corpo pela cloaca, que termina em uma cloaca.

5 0
3 years ago
Only producers perform…
Readme [11.4K]
Um... I might be wrong but I think it would be A. Photosynthesis
4 0
3 years ago
A green laser pointer emits light with a wavelength of 542 nm. What is the frequency of this light?
ehidna [41]
As we know that wavelength and frequency is inversely proportional to each other. Greater the wavelength smaller the frequency and vice versa.
 
Solution:


The relation between wavelength and frequency is as follow,

υ = c / λ

where
            υ = frequency = ?
            c = velocity of light = 3.0 × 10⁸ ms⁻¹
            λ = wavenumber = 542 nm = 542 × 10⁻⁹ m
Putting the given values,
    
            υ = 3.0 × 10⁸ ms⁻¹ / 542 × 10⁻⁹ m
Result:
            υ = 5.53 × 10¹⁴ s⁻¹
6 0
3 years ago
What kind of plant growth hormone to regular plant growth. We dissolve 5.0 mg of the solution into 2.0 kg of water. What is the
In-s [12.5K]

Answer:

The dosage of the solution is 2.5 parts per million.

Explanation:

The solvent proportion in parts per million is equal to the ratio of solution in miligrams to ratio of water in miligrams multiplied by a million. (A kilogram is equivalent to a million miligrams) That is:

p.p.m. = \frac{5\,mg}{2000000\,mg}\times 1000000

p.p.m. = 2.5\, ppm

The dosage of the solution is 2.5 parts per million.

3 0
3 years ago
How many covalent bonds are generally formed by atoms with five valence electrons?
torisob [31]
Five five five five five
5 0
3 years ago
Read 2 more answers
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