Homework Help is Here – Start Your Trial Now!
Science
Chemistry
Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of magnesium (g) 0.215g D) Mass of magnesium oxide (g) First weighing: 0.453 Second weighing: 0.455 Average mass (g) 0.454g E) Mass of oxygen (g) 0.179g Calculations Watch this video only if you need help in analyzing the data collected. you https://www.youtube.com/watch?v3DVpgb1Y321WA 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x= Moles of Mg used in this experiment = 0.0113145 mol of mg (Show your calculation)

Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of magnesium (g) 0.215g D) Mass of magnesium oxide (g) First weighing: 0.453 Second weighing: 0.455 Average mass (g) 0.454g E) Mass of oxygen (g) 0.179g Calculations Watch this video only if you need help in analyzing the data collected. you https://www.youtube.com/watch?v3DVpgb1Y321WA 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x= Moles of Mg used in this experiment = 0.0113145 mol of mg (Show your calculation)

Chemistry
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...
See similar textbooks
icon
Related questions
Question
Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of magnesium (g) 0.215g D) Mass of magnesium oxide (g) First weighing: 0.453 Second weighing: 0.455 Average mass (g) 0.454g E) Mass of oxygen (g) 0.179g Calculations Watch this video only if you need help in analyzing the data you collected. https://www.youtube.com/watch?v3DVpgb1Y321WA 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x = Moles of Mg used in this experiment = 0.0113145 mol of mg %3D (Show your calculation)
Transcribed Image Text:Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of magnesium (g) 0.215g D) Mass of magnesium oxide (g) First weighing: 0.453 Second weighing: 0.455 Average mass (g) 0.454g E) Mass of oxygen (g) 0.179g Calculations Watch this video only if you need help in analyzing the data you collected. https://www.youtube.com/watch?v3DVpgb1Y321WA 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x = Moles of Mg used in this experiment = 0.0113145 mol of mg %3D (Show your calculation)
2. Atomic mass of oxygen from the Periodic Table is g/mol. y = Moles of O reacted with Mg in this experiment = (Show your calculation) 3. a) Write the empirical formula (Mg.Ox) for magnesium oxide using the values for "x" and "y". b) Divide the subscripts by the smaller value and write the empirical formula with the smallest whole number ratio of the Mg and O atoms. 4. Calculate the theoretical %Mg in magnesium oxide. At.mass Mg (g/mol) Molar mass MgO (g/mol) % Mg: x100 = 5. Calculate the experimental %Mg in the oxide. mass Mg (g) % Mg (exp)= x 100 = mass MgO (g)
Transcribed Image Text:2. Atomic mass of oxygen from the Periodic Table is g/mol. y = Moles of O reacted with Mg in this experiment = (Show your calculation) 3. a) Write the empirical formula (Mg.Ox) for magnesium oxide using the values for "x" and "y". b) Divide the subscripts by the smaller value and write the empirical formula with the smallest whole number ratio of the Mg and O atoms. 4. Calculate the theoretical %Mg in magnesium oxide. At.mass Mg (g/mol) Molar mass MgO (g/mol) % Mg: x100 = 5. Calculate the experimental %Mg in the oxide. mass Mg (g) % Mg (exp)= x 100 = mass MgO (g)
Expert Solution
trending now

Trending now

This is a popular solution!

steps

Step by step

Solved in 3 steps with 3 images

SEE SOLUTIONCheck out a sample Q&A here
Blurred answer
Knowledge Booster
Quality Assurance and Calibration Methods
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.
Recommended textbooks for you
Chemistry
Chemistry
Chemistry
ISBN:
9781305957404
Author:
Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:
Cengage Learning
Chemistry
Chemistry
Chemistry
ISBN:
9781259911156
Author:
Raymond Chang Dr., Jason Overby Professor
Publisher:
McGraw-Hill Education
Principles of Instrumental Analysis
Principles of Instrumental Analysis
Chemistry
ISBN:
9781305577213
Author:
Douglas A. Skoog, F. James Holler, Stanley R. Crouch
Publisher:
Cengage Learning
Organic Chemistry
Organic Chemistry
Chemistry
ISBN:
9780078021558
Author:
Janice Gorzynski Smith Dr.
Publisher:
McGraw-Hill Education
Chemistry: Principles and Reactions
Chemistry: Principles and Reactions
Chemistry
ISBN:
9781305079373
Author:
William L. Masterton, Cecile N. Hurley
Publisher:
Cengage Learning
Elementary Principles of Chemical Processes, Bind…
Elementary Principles of Chemical Processes, Bind…
Chemistry
ISBN:
9781118431221
Author:
Richard M. Felder, Ronald W. Rousseau, Lisa G. Bullard
Publisher:
WILEY
SEE MORE TEXTBOOKS