shamyiahblacknall15 shamyiahblacknall15

25-09-2020
Biology

contestada

A group of students is trying to determine which detergent will best remove an oil stain. They stain five separate cloths with oil and then wash each of the cloths in a different detergent. They repeat each test two more times. Which step should be included in their investigative plan?

Respuesta :

MakayleeT MakayleeT

29-09-2020

Answer:

Place each oil stain on separate, but identical, pieces of cloth.

Explanation:

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