Which of the following is an example of chemical energy being used?

1 answer:

algol132 years ago

8 0

I feel like it's C. or D. but I guess it's C.

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Sladkaya [172]

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DiKsa [7]

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alekssr [168]

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larisa [96]

Answer:

Hence the concentration of a MnO41- solution that has absorbance of 0.490 in the same cell at that wavelength is 0.3266.

Explanation:

Now A = el, el=const

Then,

$A2 / A1 = C2/ C1\\\\0.49/ 0.48 = C2 / 0.32\\\\C2 = 0.3266$

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wariber [46]

Answer:

The second one is the answer

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3 years ago