№ files_lp_3_process_9_31690
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Laboratory experiment instruction and worksheet detailing the procedure, safety precautions, data collection, and quantitative analysis required to investigate the combustion of magnesium and determine the empirical formula of magnesium oxide.
Subject:
Chemistry
Topic:
Reaction of magnesium with oxygen
Type of document:
Laboratory experiment instruction and worksheet
Educational level:
Secondary education
Experiment focus:
Measurement of mass change during combustion
Chemical substances:
Magnesium ribbon, oxygen
Apparatus:
Crucible with lid, Bunsen burner, balance, tripod, pipe clay triangle, heat resistant mat, tongs, emery paper
Safety requirements:
Eye protection required; do not look directly at burning magnesium
Learning objectives:
Investigate combustion of magnesium; record mass changes; calculate relative formula mass; determine empirical formula
Assessment components:
Data recording table, reaction equations, identification of reactants and products, explanation questions, mole calculations, graphical analysis
Chemical equation context:
Formation of magnesium oxide (MgO)
Price: 8 / 10 USD
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The product description is provided for reference. Actual content and formatting may differ slightly.
Year:
2025
Region / City:
Washington, DC
Subject:
American Revolution, PBS Documentary
Document Type:
Documentary Film Series
Organization / Institution:
PBS
Author:
Ken Burns, Sarah Botstein, David Schmidt, Geoffrey Ward
Target Audience:
General Public
Period of Validity:
November 16 - 21, 2025 (Original Airing)
Approval Date:
Not specified
Revision Date:
Not specified
Year:
2024
Region / City:
University of Washington Bothell, University of Calgary
Field:
Geography, Urban Studies, Digital Humanities
Document Type:
Curriculum Vitae
Organization / Institution:
University of Washington, University of Calgary, American Association for the Advancement of Science
Author:
Ryan L. Burns
Target Audience:
Academics, Researchers, Geography and Urban Studies Professionals
Period of Action:
2024-2025
Approval Date:
N/A
Date of Changes:
N/A
Note:
Year
Subject:
Chemistry
Document Type:
Experiment Procedure
Target Audience:
Students
Year:
2021
Region / City:
Australia
Topic:
Medicare Benefits Schedule, Autologous Fat Grafting, Burns Scars, Craniofacial Defects
Document Type:
Fact Sheet
Organization / Institution:
Department of Health, Medical Services Advisory Committee
Author:
Department of Health
Target Audience:
General Surgeons, Plastic Surgeons, Reconstructive Surgeons, Healthcare Providers
Effective Period:
From 1 November 2021
Approval Date:
22 September 2021
Date of Changes:
22 September 2021
Consulted Parties:
Royal Australasian College of Surgeons, Australian Society of Plastic Surgeons, Reclaim Your Curves, Breast Cancer Network Australia, Australia and New Zealand Burn Association, Consumers Health Forum Australia, General Surgeons Australia
Patient Rebate:
Medicare Rebate available
Descriptor:
MBS item 45589 for autologous fat grafting (harvesting, preparation, and injection of adipocytes)
Description:
A fact sheet detailing the creation of a new Medicare Benefits Schedule (MBS) item for autologous fat grafting, outlining its eligibility criteria, fees, and provider information.
Year:
2016
Region / City:
Toronto, Ontario
Topic:
Construction, Engineering Services, Utility Management
Document Type:
Press Release
Organization:
Hydro One, Burns & McDonnell
Author:
Hydro One, Burns & McDonnell
Target Audience:
Stakeholders, Utility Industry Professionals
Effective Date:
May 12, 2016
Date of Changes:
N/A
Description:
Burns & McDonnell has been awarded a contract by Hydro One to provide construction program management services for the next 5 to 7 years, focusing on optimizing the transmission grid management across Ontario.
Year:
Not specified
Region / City:
Not specified
Theme:
Work, integrals, physics problems
Document Type:
Educational material
Organization / Institution:
Not specified
Author:
Not specified
Target Audience:
Students studying calculus or physics
Period of Validity:
Not specified
Date of Approval:
Not specified
Date of Changes:
Not specified
Year:
1790
Region:
Ayrshire, Scotland
Theme:
Folklore, Drinking Culture, Supernatural Events
Document Type:
Poem / Literary Work
Author:
Robert Burns
Intended Audience:
General readership of poetry and folklore
Period Covered:
Late 18th century
Publication Date:
1790
Language:
Scots / English
Form:
Narrative poem
Main Characters:
Tam O’Shanter, Meg, Kate, witches, Nannie
Author:
Robert Burns
Year:
1790
Region:
Scotland
Language:
Scots
Genre:
Narrative poem
Type of document:
Literary work
Target audience:
General readership
Context:
Early modern Scottish culture and folklore
Setting:
Ayr, Alloway
Year:
2026
Region / City:
United States
Subjects:
Pediatric medicine, emergency care, trauma
Document type:
Clinical case report and educational review
Institution / Organization:
Not specified
Author:
Not specified
Target audience:
Medical students, residents, emergency physicians
Patient age group:
Children and adolescents
Medical conditions covered:
Varicocele, child abuse burns, clavicle fractures
Clinical focus:
Diagnosis, examination findings, and management recommendations
Date of publication:
2026
Educational objectives:
Recognition of varicocele, identification of non-accidental burns, assessment and management of clavicle fractures
Year:
1791
Region / City:
Scotland
Theme:
Scottish poetry, folklore
Document Type:
Poem
Author:
Robert Burns
Language:
Scots
Target Audience:
General readership interested in Scottish literature
Period Covered:
Late 18th century
Year:
Not specified
Region / Country:
United Kingdom
Language:
English
Subject:
Literature education; story writing; historical fiction; folklore; Robert Burns
Document Type:
Educational resource; novel study guide
Educational Level:
Curriculum for Excellence Level 2; Key Stage 2
Target Age Group:
Ages 8–12
Related Literary Work:
Hag Storm
Author of Guide:
Not specified
Referenced Author:
Victoria Williamson
Referenced Historical Figure:
Robert Burns
Referenced Literary Work:
Tam O’Shanter
Structure:
Introduction; thematic chapter activities; discussion prompts; reading tasks; activity sheets
Educational Activities:
Book cover analysis; genre discussion; setting analysis; characterisation; narrative voice; atmosphere; folklore analysis
Instructional Methods:
Reading assignments; classroom discussion; brainstorming; worksheet completion
Intended Audience:
Teachers and pupils in primary education
Cultural Themes:
Scottish folklore; historical setting; witches and superstition; rural life
Narrative Focus:
Historical adventure narrative with supernatural elements
Year:
2026
Region / City:
Hanoi, Vietnam
Subject:
Fertilizer production
Document Type:
Product description
Organization / Institution:
Van Dien Fused Magnesium Phosphate Fertilizer Company
Author:
Not specified
Target Audience:
Agriculture professionals, industry stakeholders
Validity Period:
Not specified
Approval Date:
Not specified
Date of Modifications:
Not specified
Year:
2022
Region / City:
Maryland
Topic:
Pre-eclampsia, Magnesium toxicity
Document Type:
Case Study
Institution:
Carroll Community College
Author:
Christine Schlaerth, PhD, RN, CNM, WHNP-BC
Target Audience:
Nursing students, healthcare professionals
Period of validity:
N/A
Approval Date:
N/A
Date of modification:
N/A
Year:
2004
Region / city:
Lusaka, Zambia
Theme:
Fertilizers, Standards, Agriculture
Document type:
Notification
Organization / institution:
Zambia Compulsory Standards Agency
Author:
Zambia Compulsory Standards Agency
Target audience:
Stakeholders in agriculture and fertilization industry
Period of validity:
Not specified
Date of approval:
Not specified
Date of amendments:
Not specified
Year:
Not specified
Region / city:
Not specified
Subject:
Chemistry
Document type:
Practical guide
Institution:
Not specified
Author:
Not specified
Target audience:
Students, educators
Period of validity:
Not specified
Approval date:
Not specified
Date of modifications:
Not specified
Context description:
Practical guide for conducting an experiment to calculate the relative atomic mass of magnesium through reaction with sulfuric acid.
Year:
2023
Region / City:
Liege, Belgium
Field:
Anesthesia, Pharmacology
Document Type:
Clinical Trial Report
Institution:
Department of Anesthesia and Intensive Care Medicine, Liege University Hospital, Liege, Belgium
Authors:
G Van Munster, F Beck, PY Hardy, M Carella, V Bonhomme
Target Audience:
Medical professionals, researchers in anesthesia
Period of Study:
October 21, 2021 – April 8, 2022
Approval Date:
2021
Modification Date:
N/A
Funding:
Department of Anesthesia and Intensive Care Medicine, Liege University Hospital, Liege, Belgium
Ethics Approval:
Comité d’Ethique Hospitalo-Facultaire Universitaire de Liège (study number 2021/190)
Clinical Trial Registration:
EudraCT: 2021-002824-19
Methodology:
Randomized, Double-blind, Placebo-controlled
Conclusion:
MS does not effectively reduce propofol requirements for hypnosis in general anesthesia during thyroidectomy
Year:
Not specified
Region / City:
Not specified
Theme:
Magnesium deficiency, Type-2 diabetes
Document Type:
Research Paper
Organization / Institution:
Not specified
Author:
Not specified
Target Audience:
Not specified
Period of Action:
Not specified
Approval Date:
Not specified
Date of Changes:
Not specified
Note:
Year
Subject:
Chemistry
Document Type:
Experiment Procedure
Target Audience:
Students
Document type:
Supplementary material
Content type:
Statistical tables
Study period:
Year 15 and Year 20
Variables:
Magnesium intake quartiles (mg/1000 kcal/day); Calcium-to-magnesium ratio quartiles
Outcomes measured:
Sleep quality; Sleep duration
Sleep quality categories:
Very good; Good; Neutral; Bad; Very bad
Sleep duration categories:
<7 hrs; 7–9 hrs; >9 hrs
Population size:
Year 15 (n=3608); Year 20 (n=3964)
Data presentation:
Counts by quartile and outcome category
Subject area:
Nutrition and sleep research
Year:
2011-2019
Region / city:
Not specified
Subject:
Medical research, Serum magnesium levels
Document type:
Research table
Institution:
Not specified
Author:
Not specified
Target audience:
Researchers, Medical professionals
Period of action:
Not specified
Approval date:
Not specified
Modification date:
Not specified
Context:
The document presents the results of a univariate Cox regression analysis related to serum magnesium levels and in-hospital mortality.