Biology, 07.02.2022 14:00 kayleeemerson77
Two disinfectants were tested for their effectiveness against a strain of bacteria.
Disinfectant A had a clear circle with 3 mm diameter.
Disinfectant B had a clear circle with 6 mm diameter.
Calculate the difference in the bacteria-free area between disinfectant A and
disinfectant B.
e:
6.8 mm2
4.7 mm2
9.4 mm2
21.2 mm2
Answers: 2
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Two disinfectants were tested for their effectiveness against a strain of bacteria.
Disinfectant A...
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