Biology

Biology, 29.08.2019 07:30, lalalalal5

Do solutions have a uniform composition and can be separated by physical means

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Chemistry, 28.07.2019 04:00, amazing05

Which of the following describes a homogeneous mixture? a. it can be separated by chemical means but not by physical means. b. it cannot be separated by either chemical or physical means. c. it can be separated by physical means and is uniform in composition. d. it can be separated by physical means and is not uniform in composition.

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Chemistry, 02.08.2019 11:30, Bamaboy8804

Which is the following describes a solution? - can be separated by a physical means and is uniform in composition -can be separated by physical means and is not uniform in composition

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Chemistry, 03.08.2019 05:00, jasozhan

18. oxygen, sodium, and boron are examples of what type of matter? (4 points) solution compound element heterogeneous mixture 19. the compound h2o is an example of a(n) (4 points) covalent compound ionic compound mixture trionic compound 20. a measure of the amount of matter in an object is (4 points) volume mass weight density 21. a substance that has a uniform composition and is able to be separated by physical means is a(n) (4 points) solution heterogeneous mixture element compound 22. what type of model is shown? a space-filling model a chemical formula a ball-and-stick model a structural formula 23. a solution (4 points) has a uniform composition and is able to be separated by physical means has a heterogeneous composition and is able to be separated by physical means has a uniform composition and is only able to be separated by chemical means has a heterogeneous composition and is able to be separated by chemical means 24. if a substance is not able to be separated by physical means but is able to be separated by chemical means, it is a(n) (4 points) solution element heterogeneous mixture compound 25. when a nonmetal bonds with a nonmetal, they form a(n) (4 points) covalent compound ionic compound element salt description

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Mathematics, 07.11.2019 08:31, abosse144

Solutions select one: a. have a uniform composition and can be separated by physical means. b. cannot be separated by physical means. c. do not have a uniform composition. d. none of the above.

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