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Biology, 02.07.2019 02:00 lanc3r3vo

Which of the following is an example of an experimental scientific investigation? a- placing test tubes in an ice bath for 15 minutes b- recording the sound of class breaking c- noting the ph of a solution on a digital meter d- noting the color of a solution when heated

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Which of the following is an example of an experimental scientific investigation? a- placing test...
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