When preparing for work in the fume hood, be sure to gather all necessary tools, glassware, and chemicals to minimize the number of times the hood sash is raised and lowered. Work as much as possible in the of the work surface to keep the area tidy and promote air flow. If you need to step away from the experiment to obtain another item, the sash during this time.
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Chemistry, 21.06.2019 15:50
In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.
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Chemistry, 22.06.2019 15:00
Which are forms of frozen water? check all that apply. dew frost hail rain sleet
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When preparing for work in the fume hood, be sure to gather all necessary tools, glassware, and chem...
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