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- Visible, gaseous part of a fireA flame (from Latin flamma) is the visible, gaseous part of a fire. It is caused by a highly exothermic chemical reaction made in a thin zone. When flames are hot enough to have ionized gaseous components of sufficient density, they are then considered plasma. [vague]
en.wikipedia.org/wiki/Flame - People also ask
Flame | Combustion, Heat Transfer, Oxidation
WEBJul 20, 1998 · Flame, rapidly reacting body of gas, commonly a mixture of air and a combustible gas, that gives off heat and, usually, light …
What Is Fire Made Of? Chemical Composition
WEBJun 4, 2022 · A flame is a mixture of its fuel, light, and the solids and gases that both form the fire and are produced by it. Incomplete …
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Explainer: How and why fires burn - Science News Explores
WEBMar 14, 2014 · Environment. Explainer: How and why fires burn. The secret of fire: Prometheus to pyrolysis. On Earth’s surface, gravity gives flames their characteristic …
Combustion | Definition, Reaction, Analysis, & Facts
WEBMay 16, 2024 · Combustion, a chemical reaction between substances, usually including oxygen and usually accompanied by the generation of heat and light in the form of flame. Combustion is one of the most …
What state of matter is fire? | Article | RSC Education
WEBApr 20, 2022 · But what we can conclude (for now) is that, of the fundamental states of matter, fire is most like a plasma. In fact, some very hot flames do contain plasma – when the energy inside them is sufficient …
What is fire? — Science Learning Hub
WEBResource. Add to collection. Fire is the visible effect of the process of combustion – a special type of chemical reaction. It occurs between oxygen in the air and some sort of …
How to Do a Flame Test for Qualitative Analysis
WEBJun 3, 2020 · The flame test is a qualitative test in analytical chemistry used to help identify the composition of a sample. The premise is that heat gives energy to elements and ions, causing them to emit light at a …
The Secret Science of Flames - American Chemical …
WEBThe answer could be a few different reasons. Your breath has a lot of carbon dioxide. When you blow, the carbon dioxide pushes oxygen out of the way and the flame goes out. Your breath blows away some of the …
The complex chemistry of fire | Feature | Chemistry …
WEBThis is a diffusion flame, where burning happens only at the interface between fuel and air – a region called the reaction zone, which is about 200µg deep. The interior ...
Fire - Wikipedia
WEBFire is the rapid oxidation of a material (the fuel) in the exothermic chemical process of combustion, releasing heat, light, and various reaction products. [1] [a] At a certain point in the combustion reaction, called the …
Combustion and Flames - Definition, Types & Conditions with …
WEBCombustion is defined as a rapid exothermic reaction that liberates substantial energy as heat and flames as combustion reactions with the ability to propagate through a …
The color, shape, and movement of fire flame explained
WEBWhen a flame burns cleanly like a gas flame, blow torch, or the base of a candle, the heat excites the molecules to release light, usually pale blue, from atomic transitions. That's …
6.2A: Flames - Chemistry LibreTexts
WEBMar 16, 2023 · A flame with acetylene as the fuel and air as the oxidant has a temperature in the range of 2,100-2,400 o C. For most elements, the methane/air flame is too cool to …
Combustion and Flames Class 8 Notes - Chapter 6 - BYJU'S
WEBFlame is the visible and gaseous part of the fire. What we see as the flame is the light energy released due to the combustion of fuel. To know more about Combustion and …
Flame Tests - Chemistry LibreTexts
WEBJun 30, 2023 · Flame tests are used to identify the presence of a relatively small number of metal ions in a compound. Not all metal ions give flame colors. For Group 1 …
Flame Colors - Chemistry LibreTexts
WEBFeb 22, 2023 · Different metal electrons emit different wavelengths of light to return to their respective ground states, so the flame colors are varied. These flames can be used to …
Flame Test Colors and Procedure (Chemistry) - Science Notes …
WEBJun 15, 2022 · The flame test is an analytical chemistry technique that helps identify elements in samples based on their characteristic emission spectra. Mostly the flame …
What Is Fire? - How Fire Works | HowStuffWorks
WEBHow Fire Works. Prev NEXT. By: Tom Harris. What Is Fire? What exactly are those orange flames? Rolfo Rolf Brenner/Getty Images. Typically, fire comes from a chemical …
Is Fire a Gas, Liquid, or Solid? - ThoughtCo
WEBJan 13, 2020 · Flames are the result of a chemical reaction, primarily between oxygen in the air and a fuel, such as wood or propane. In addition to other products, the reaction …
What Determines The Color Of Flames? » Science ABC
WEBOct 19, 2023 · Fire, or flames, are the physical effects of combustion that are visible to the naked eye (most of the time). So what causes flames of different colors? In fact, …
Flame Test | Explanation, Definition, Information & Summary
WEBOct 14, 2019 · The flame test is one of the most commonly used analytical processes in chemistry. It is widely used to detect and analyze the presence of certain elements in …
Tests for ions - Edexcel Flame tests for metal ions - BBC
WEBGCSE. Edexcel. Tests for ions - Edexcel Flame tests for metal ions. Flame tests and chemical tests are used to detect and identify ions in samples. Instrumental methods of …
What makes smoky, charred barbecue taste so good? The …
WEBEven on a gas grill, melting fats will drip onto the heat source and produce smoke. As smoke swirls around the barbecue, the food will absorb its flavors. Smoke is made up of …
On the Chemical Effect of Steam Addition to Premixed
WEBThe present work analyses the effect of water vapour addition on NOx emissions of premixed hydrogen flames. In doing so, the adiabatic flame temperature is maintained …
Chemical Exposure | College of Health | Oregon State University
WEBFlame retardants can enter house dust through various pathways: From Furniture and Electronics: Household items such as furniture (e.g., sofas, mattresses), electronics …
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