By Emil Slowinski, Wayne C. Wolsey, Robert Rossi
Reach chemistry with CHEMICAL rules within the LABORATORY, 10th version! transparent, uncomplicated, and direct, this lab handbook offers you the instruments you must effectively whole lab experiments and lab stories. interpreting the information you discover within the lab periods is straightforward with the manual's a number of develop examine Assignments that provide you with additional perform with processing info via pattern questions.
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Extra info for Chemical Principles in the Laboratory (10th Edition)
Heat the crucible gently for brief periods to complete the solution process. If all of the solid is not dissolved, add 6 more drops of 6 M HCl and warm gently. Place the cover on the crucible in an off-center position, to allow water to escape during the next heating operation. Heat the crucible, gently and intermittently, for about 10 minutes, to slowly evaporate the water and excess HCl. If you heat too strongly, spattering will occur and you may lose some sample. When the sample is dry, gradually increase the flame intensity, finally getting the bottom of the crucible to red heat.
All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it. Experiment 8 Verifying the Absolute Zero of Temperature— Determination of the Barometric Pressure ases differ from liquids and solids in that much of the ordinary physical behavior of gases can be described by simple laws that apply to all gases.
DISPOSAL OF REACTION PRODUCTS. Dispose of the residues in this experiment as directed by your instructor. Copyright 2011 Cengage Learning. All Rights Reserved. May not be copied, scanned, or duplicated, in whole or in part. Due to electronic rights, some third party content may be suppressed from the eBook and/or eChapter(s). Editorial review has deemed that any suppressed content does not materially affect the overall learning experience. Cengage Learning reserves the right to remove additional content at any time if subsequent rights restrictions require it.