CHEMISTRY LAB EXAM 7 CERTIFICATION
EVALUATION EXAMS SCRIPT EXAM Q&A
2026 GUARANTEED TO PASS.
⫸ Experiment 1: What was the color of the copper(II) sulfate after
heating? Answer: pale blue
⫸ Experiment 1: How many grams of copper(II) sulfate hydrate
were added to the crucible before heating? Note: Depending on the
amount dispensed from the container, there is a range of possible
masses. Select the value closest to yours. Answer: 5.00 g
⫸ Experiment 1: How many grams of mass were lost during the
heating process? Select the closest answer. Answer: 1.804 g
⫸ Experiment 1: How many moles of water were lost during the
heating process? The molar mass of water is 18.015 g/mol. Select the
closest answer. Answer: 0.1001 mol
⫸ Experiment 1: How many grams of anhydrous copper(II) sulfate
were in the crucible after heating? Select the closest answer. Answer:
3.196 g
⫸ Experiment 1: How many moles of anhydrous copper(II) sulfate
remained in the crucible after heating? The molar mass of anhydrous
EVALUATION EXAMS SCRIPT EXAM Q&A
2026 GUARANTEED TO PASS.
⫸ Experiment 1: What was the color of the copper(II) sulfate after
heating? Answer: pale blue
⫸ Experiment 1: How many grams of copper(II) sulfate hydrate
were added to the crucible before heating? Note: Depending on the
amount dispensed from the container, there is a range of possible
masses. Select the value closest to yours. Answer: 5.00 g
⫸ Experiment 1: How many grams of mass were lost during the
heating process? Select the closest answer. Answer: 1.804 g
⫸ Experiment 1: How many moles of water were lost during the
heating process? The molar mass of water is 18.015 g/mol. Select the
closest answer. Answer: 0.1001 mol
⫸ Experiment 1: How many grams of anhydrous copper(II) sulfate
were in the crucible after heating? Select the closest answer. Answer:
3.196 g
⫸ Experiment 1: How many moles of anhydrous copper(II) sulfate
remained in the crucible after heating? The molar mass of anhydrous
