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chubhunter [2.5K]
3 years ago
12

An advertising sign gives off red and green light. a. Which light has higher energy? b. One of the colors has a wavelength of 68

0 nm and the other has a wavelength of 500. Which color has which wavelength?
Chemistry
1 answer:
alekssr [168]3 years ago
4 0
A would be right sorry if wrong

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Why does a metal bond with a non-metal in ionic bondings?? ASAP please
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How does the force of gravity on Jupiter compare to the force of gravity on Earth?
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7 0
3 years ago
Ethyne (C2 H2 (g), Hf = 226.77 kJ/mol) undergoes complete combustion in the presence of oxygen to produce carbon dioxide
den301095 [7]
C₂H₂ + O₂ --> CO₂ + H₂O

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8 0
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Science quiz question #9
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3 0
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Describe a method to calculate the average atomic mass of the sample in the previous question using only the atomic masses of li
alexira [117]

Answer:

Explanation:

To calculate their average atomic masses which is otherwise known as the relative atomic mass, we simply multiply the given abundances of the atoms and the given atomic masses.

The abundace is the proportion or percentage or fraction by which each of the isotopes of an element occurs in nature.

This can be expressed below:

        RAM = Σmₙαₙ

where mₙ is the mass of isotope n

           αₙ is the abundance of isotope n

for this problem:

RAM of Li = m₆α₆ + m₇α₇

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        α₆ is the abundance of isotope Li-6

       m₇ is mass of isotope Li-7

        α₇ is the abundance of isotope Li-7

3 0
3 years ago
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