{"id":165,"date":"2025-05-29T02:13:35","date_gmt":"2025-05-29T02:13:35","guid":{"rendered":"https:\/\/pressbooks.hccfl.edu\/introchemlabmanual\/?post_type=chapter&p=165"},"modified":"2026-03-24T16:58:19","modified_gmt":"2026-03-24T16:58:19","slug":"data-calculations","status":"web-only","type":"chapter","link":"https:\/\/pressbooks.hccfl.edu\/introchemlabmanual\/chapter\/data-calculations\/","title":{"raw":"Data Analysis & Calculations","rendered":"Data Analysis & Calculations"},"content":{"raw":"

Instructions: Fill in the following data table for each trial that resulted in a successful endpoint.<\/h2>\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n\r\n
Measurement<\/strong><\/th>\r\nTrial 1<\/strong><\/th>\r\nTrial 2<\/strong><\/th>\r\nTrial 3<\/strong><\/th>\r\n<\/tr>\r\n<\/thead>\r\n
Mass of KHP (g)<\/td>\r\n___ g<\/td>\r\n___ g<\/td>\r\n___g<\/td>\r\n<\/tr>\r\n
Moles of KHP (mol)<\/td>\r\n___ mol<\/td>\r\n___mol<\/td>\r\n___mol<\/td>\r\n<\/tr>\r\n
Moles of NaOH used in titration (mol)<\/td>\r\n___ mol<\/td>\r\n___ mol<\/td>\r\n___ mol<\/td>\r\n<\/tr>\r\n
Initial burette reading (mL)<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n<\/tr>\r\n
Final burette reading (mL)<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n<\/tr>\r\n
Volume of NaOH used (mL)<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n___ mL<\/td>\r\n<\/tr>\r\n
Volume of NaOH used (L)<\/td>\r\n___ L<\/td>\r\n____L<\/td>\r\n___ L<\/td>\r\n<\/tr>\r\n
Molarity of NaOH (mol\/L)<\/td>\r\n___ M<\/td>\r\n____M<\/td>\r\n___ M<\/td>\r\n<\/tr>\r\n<\/tbody>\r\n<\/table>\r\nShow complete work for each trial using proper units and significant figures.\r\n

Trial 1 Calculation:<\/strong><\/h3>\r\nMoles of KHP =\r\n\r\nVolume NaOH used =\r\n\r\nMolarity of NaOH =\r\n

Trial 2 Calculation:<\/strong><\/h3>\r\nMoles of KHP =\r\n\r\nVolume NaOH used =\r\n\r\nMolarity of NaOH =\r\n

Trial 3 Calculation:<\/strong><\/h3>\r\nMoles of KHP =\r\n\r\nVolume NaOH used =\r\n\r\nMolarity of NaOH =\r\n

Average Molarity Calculation:\u00a0<\/strong><\/h3>\r\n ","rendered":"

Instructions: Fill in the following data table for each trial that resulted in a successful endpoint.<\/h2>\n\n\n\n\n\n\n\n\n\n\n\n\n
Measurement<\/strong><\/th>\nTrial 1<\/strong><\/th>\nTrial 2<\/strong><\/th>\nTrial 3<\/strong><\/th>\n<\/tr>\n<\/thead>\n
Mass of KHP (g)<\/td>\n___ g<\/td>\n___ g<\/td>\n___g<\/td>\n<\/tr>\n
Moles of KHP (mol)<\/td>\n___ mol<\/td>\n___mol<\/td>\n___mol<\/td>\n<\/tr>\n
Moles of NaOH used in titration (mol)<\/td>\n___ mol<\/td>\n___ mol<\/td>\n___ mol<\/td>\n<\/tr>\n
Initial burette reading (mL)<\/td>\n___ mL<\/td>\n___ mL<\/td>\n___ mL<\/td>\n<\/tr>\n
Final burette reading (mL)<\/td>\n___ mL<\/td>\n___ mL<\/td>\n___ mL<\/td>\n<\/tr>\n
Volume of NaOH used (mL)<\/td>\n___ mL<\/td>\n___ mL<\/td>\n___ mL<\/td>\n<\/tr>\n
Volume of NaOH used (L)<\/td>\n___ L<\/td>\n____L<\/td>\n___ L<\/td>\n<\/tr>\n
Molarity of NaOH (mol\/L)<\/td>\n___ M<\/td>\n____M<\/td>\n___ M<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Show complete work for each trial using proper units and significant figures.<\/p>\n

Trial 1 Calculation:<\/strong><\/h3>\n

Moles of KHP =<\/p>\n

Volume NaOH used =<\/p>\n

Molarity of NaOH =<\/p>\n

Trial 2 Calculation:<\/strong><\/h3>\n

Moles of KHP =<\/p>\n

Volume NaOH used =<\/p>\n

Molarity of NaOH =<\/p>\n

Trial 3 Calculation:<\/strong><\/h3>\n

Moles of KHP =<\/p>\n

Volume NaOH used =<\/p>\n

Molarity of NaOH =<\/p>\n

Average Molarity Calculation:\u00a0<\/strong><\/h3>\n

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