CHEM 103 Lab Exam 1 | CHEM 103 Lab Exam 2 | Lab Exam 3 | CHEM 103 Lab Exam 4 |CHEM 103 Lab Exam 5 | Lab Exam 6 & CHEM 103 Lab Exam - Portage Learning (Toip Deal Score 100%)
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CHEM 103 Lab Exam 4 – Portage Learning. How much heat was gained by the tap water if the specific heat of water is 4.18 J/K-g? 2. (3 points) In one experiment in the video, HCl was mixed with another substance. What other substance was mixed with HCl? 3. (4 points) One student conducts an acid...
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Add to cartCHEM 103 Lab Exam 4 – Portage Learning. How much heat was gained by the tap water if the specific heat of water is 4.18 J/K-g? 2. (3 points) In one experiment in the video, HCl was mixed with another substance. What other substance was mixed with HCl? 3. (4 points) One student conducts an acid...
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CHEM 103 Lab Exam 5 – Portage Learning . According to Boyle’s law, as the volume of a gas decreases, the pressure _________. 3. (6 points) A sample of gas occupies a volume of 10.5 L when the pressure is 14.3 psi. Use Boyle’s Law to calculate the volume (L) when the pressure is decreased t...
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Add to cartCHEM 103 Lab Exam 5 – Portage Learning . According to Boyle’s law, as the volume of a gas decreases, the pressure _________. 3. (6 points) A sample of gas occupies a volume of 10.5 L when the pressure is 14.3 psi. Use Boyle’s Law to calculate the volume (L) when the pressure is decreased t...
CHEM 103 Lab Exam 1 – Portage Learning. Which of the volume-measuring devices was determined to be least accurate in the volume measurement experiment? 2. What was the calculated volume for the pipet in the volume measurement experiment? 3. Water at 22.5oC has a density of 0.99766 g/ml. A 10.3...
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Add to cartCHEM 103 Lab Exam 1 – Portage Learning. Which of the volume-measuring devices was determined to be least accurate in the volume measurement experiment? 2. What was the calculated volume for the pipet in the volume measurement experiment? 3. Water at 22.5oC has a density of 0.99766 g/ml. A 10.3...
CHEM 103 Lab Exam 2 – Portage Learning. A decomposition reaction has more products than reactants. exothermic Correct! decomposition
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Add to cartCHEM 103 Lab Exam 2 – Portage Learning. A decomposition reaction has more products than reactants. exothermic Correct! decomposition
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CHEM 103 Lab Exam 3 – Portage Learning. A 1.1000 gram hydrate sample chosen from Na2CO3∙10H2O, AlCl3∙6H2O, MgCl2∙6H2O and BaCl2∙2H2O was heated and found to lose 0.5841 gram of H2O. (1) Show the calculation of the % H2O in the unknown hydrate sample. (2) Show the calculation of the % H2...
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Add to cartCHEM 103 Lab Exam 3 – Portage Learning. A 1.1000 gram hydrate sample chosen from Na2CO3∙10H2O, AlCl3∙6H2O, MgCl2∙6H2O and BaCl2∙2H2O was heated and found to lose 0.5841 gram of H2O. (1) Show the calculation of the % H2O in the unknown hydrate sample. (2) Show the calculation of the % H2...
CHEM 103 Lab Exam 6 – Portage Learning. Bonds within a molecule are called intra-molecular bonds. Non-polar (type) compounds are insoluble in water
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Add to cartCHEM 103 Lab Exam 6 – Portage Learning. Bonds within a molecule are called intra-molecular bonds. Non-polar (type) compounds are insoluble in water
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CHEM 103 Lab Exam 8 – Portage Learning. Why was warming data used for estimating the freezing/melting point of the cyclohexane? 3. (3 points) How much of the cyclohexane solvent was placed in the test? 1.) molarity 2.) It is considered reliable. It is a dependable predicator of the freezing/m...
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Add to cartCHEM 103 Lab Exam 8 – Portage Learning. Why was warming data used for estimating the freezing/melting point of the cyclohexane? 3. (3 points) How much of the cyclohexane solvent was placed in the test? 1.) molarity 2.) It is considered reliable. It is a dependable predicator of the freezing/m...
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