This is trial 2 Eflashito May2020 Empiri...xWhen this blue crystalline solid is heated in air, it loses its water ofcrystallization to form anhydrous white copper(II) sulfate crystals.Determine the number of water molecules per unit of copper(II)sulfate hydrate (blue salt).The process can be represented as follows:CuSO4.XH₂O(s)0.1969 gInitial massCuSO4.XH₂OCuSO4(s) + XH₂O(g)13 Minutes0.1259 gFinal massanhydrousClick to start Reset timerheating↓ Table 2. Empirical Formula of a Copper (II) Sulfate HydrateTrial 1*mass of copper(II) sulfate hydratemass of copper(II) chloride (after heating)mass of H₂0moles of H₂Omass of anhydrous CuSO4moles of CuSO4formula of the copper(II) sulfate hydrate*Show calculations for trial 1.Trial 2

Given: Initial mass of CuSO4.xH2O is 0.1969g. Mass of anhydrous sample formed after heating is…

Answered: This is trial 2

Science

Chemistry

This is trial 2

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

This is trial 2

Eflashito May2020 Empiri...x
When this blue crystalline solid is heated in air, it loses its water of
crystallization to form anhydrous white copper(II) sulfate crystals.
Determine the number of water molecules per unit of copper(II)
sulfate hydrate (blue salt).
The process can be represented as follows:
CuSO4.XH₂O(s)
0.1969 g
Initial mass
CuSO4.XH₂O
CuSO4(s) + XH₂O(g)
13 Minutes
0.1259 g
Final mass
anhydrous
Click to start Reset timer
heating
↓

Table 2. Empirical Formula of a Copper (II) Sulfate Hydrate
Trial 1*
mass of copper(II) sulfate hydrate
mass of copper(II) chloride (after heating)
mass of H₂0
moles of H₂O
mass of anhydrous CuSO4
moles of CuSO4
formula of the copper(II) sulfate hydrate
*Show calculations for trial 1.
Trial 2

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Data Sheet UNKNOWN NUMBER: 1 49.83 4575 8.08 12.47 I1.031 1.44 1. Mass of test tube + naphthalene 2. Mass of empty test tube %3D 3. Mass of naphthalene 4. Mass of vial + Unknown %3D 5. Mass of vial %3D 6. Mass of Unknown Cooling curve data Pure Naphthalene Naphthalene + Unknown Temp Time Temp Time Temp Time Temp Time 79 0.5 T4-9 5 20:7 5:30 78:2 020 749 S:30 85.2 30 84.5 B15 1:30 70.9 6 6.70 72 30 14.9 6 14.9 6:30 75.6 1:08C 74 9 75:52 20.0 69.8 7. 69.4 7:30 68.9 68:3 76:5. Imit 74 75.02.9 749,3. 28.2 2 76 Y 25.0 22. 3. . 2:10 "NS 130 3:30 24.0 9 23-4 9:30 74.9.4.30 23.5 8:)0 679 9 67.2 9.30 . 21.8 71.4 4 330 74.9 94.9 u १:१० :30 67.2 10 20.9 S b6.5 10.30 75-5 750 10:50 66.0 1 7. Freezing point of pure Naphthalene from cooling curve = 8. Freezing point of solution 9. AT 10. Molality of solution, m 11. Molar mass of Unknown 12. Include graphs of cooling curves CALCULATIONS
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