front 1 What happens to C u x C l y dot z H2O when it is heated in a crucible at 100 degrees C? | back 1 The sample turns tan as water is driven out. |
front 2 What will you be adding to the C u x C l y solution to collect copper metal? | back 2 Aluminum wire |
front 3 Use the following data to answer the following question: Mass of empty crucible: 12.237 grams Mass of crucible and hydrated sample: 13.237 grams Mass of crucible and dehydrated sample: 13.023 grams What is the mass of the hydrated sample? | back 3 mass of the hydrated sample: 13.237 grams - 12.237 grams = 1.000 g |
front 4 Use the following data to answer the following question: Mass of empty crucible: 12.237 grams Mass of empty crucible and hydrated sample: 13.237 grams Mass of crucible and dehydrated sample: 13.023 grams What is the mass of the dehydrated sample? | back 4 mass of the dehydrated sample: 13.023 grams - 12.237 grams = 0.786 g |
front 5 Use the following data to answer the following questions: Moles of copper: 0.001142 Moles of water: 0.00238 Moles of chlorine: 0.00238 What is the mole ratio of chlorine to copper (chlorine:copper)? | back 5 chlorine : copper -> 0.00238 : 0.001142 0.00238 / 0.001142 = 2.084060 2.084060 / 1 = 2.08/1 chlorine : copper -> 2.08 : 1 OR 2 : 1 |