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valentina_108 [34]
3 years ago
10

Breath-testing devices measure the ratio of concentration of alcohol in the ________to the concentration in the________

Biology
1 answer:
Harrizon [31]3 years ago
7 0
The answer is c due to the fact that Alcohol breath-testing devices use the amount of alcohol in exhaled breath to calculate the amount of alcohol in a person's blood, also known as blood alcohol concentration (BAC)
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