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Which of the observations below does NOT provide sufficient evidence that a reaction has taken A flame is produced when a mixture of methane and oxygen is lit with a match. A solid forms as sodium dichromate is added to a solution of lead nitrate. Colorless hydrochloric acid is added to a red solution of cobalt(II) nitrate and the solution turns blu Snow melts on the sidewalk and the liquid water formed runs into the grass.

Which of the observations below does NOT provide sufficient evidence that a reaction has taken A flame is produced when a mixture of methane and oxygen is lit with a match. A solid forms as sodium dichromate is added to a solution of lead nitrate. Colorless hydrochloric acid is added to a red solution of cobalt(II) nitrate and the solution turns blu Snow melts on the sidewalk and the liquid water formed runs into the grass.

Introductory Chemistry: A Foundation
Introductory Chemistry: A Foundation
9th Edition
ISBN:9781337399425
Author:Steven S. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Donald J. DeCoste
Chapter6: Chemical Reactions: An Introduction
Section: Chapter Questions
Problem 20QAP: Many over-the-counter antacid tablets are now formulated using calcium carbonate as the active...
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Which of the observations below does NOT provide sufficient evidence that a reaction has taken place? A flame is produced when a mixture of methane and oxygen is lit with a match. A solid forms as sodium dichromate is added to a solution of lead nitrate. Colorless hydrochloric acid is added to a red solution of cobalt(II) nitrate and the solution turns blue. Snow melts on the sidewalk and the liquid water formed runs into the grass.
Transcribed Image Text:Which of the observations below does NOT provide sufficient evidence that a reaction has taken place? A flame is produced when a mixture of methane and oxygen is lit with a match. A solid forms as sodium dichromate is added to a solution of lead nitrate. Colorless hydrochloric acid is added to a red solution of cobalt(II) nitrate and the solution turns blue. Snow melts on the sidewalk and the liquid water formed runs into the grass.
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