Chemistry, 09.09.2021 01:00 ej02duncan1
Before viewing prepared slides under a microscope, students should review the safety rules for
wearing safety goggles and lab aprons.
• preventing and cleaning up chemical spills,
• cleaning up and disposing of broken glass.
putting out fires and cleaning up after them.
Answers: 1
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Aconcentrated solution of ammonia is 14.8m and has a density of 0.899g/l. what is the concentration of ammonia in this solution in weight percent (%w/w)?
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Chemistry, 22.06.2019 23:00
What prefix multiplier is appropriate for reporting a measurement of 5.57 ×10−5 m?
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Chemistry, 23.06.2019 02:00
Scientists are often interested in knowing the molar heat of combustion – the heat released during the combustion of one mole of a substance. use the periodic table to find molar masses. how many moles of ethanol are present in the sample?
Answers: 2
Before viewing prepared slides under a microscope, students should review the safety rules for
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