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Chemistry, 22.06.2019 00:30
Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.
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Chemistry, 22.06.2019 07:30
Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .
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Chemistry, 22.06.2019 20:00
I’m an electrically neutral atomic any element, there are equal numbers of
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Chemistry, 22.06.2019 20:30
Calculate the percent composition by mass of each element in al(oh)3. use at least three significant figures.
Answers: 1
Which is not a clue that a chemical change has taken place? a)changes color when heated b)boils at...
Mathematics, 15.08.2020 23:01