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Engineering Choice
  • Home
  • Automobile
  • Engineering
    • Mechanical Engineering
      • Manufacturing
      • Tool
      • Fastener
      • Theory of Machine
      • Fluid Mechanics
    • Power Plant Engineering
    • Energy Engineering
      • Renewable Energy
      • Non-Renewable Energy
    • Materials Engineering
  • Science
    • Physics
    • Chemistry
    • Biology
    • Geology
    • Astronomy
  • Environment
    • Nature
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Chemistry

What Are Representative Particles?

by Edward Johnson
representative particles

A representative particle is the smallest unit in which a substance naturally exists. For most elements, the representative particle is …

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Categories Chemistry

How to Separate a Mixture of Sugar and Water?

by Edward Johnson
How to Separate a Mixture of Sugar and Water

The easiest way to separate a mixture of sugar and water is to use distillation, a process that separates substances …

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Categories Chemistry Tags Solutions

How Fast Does Water Evaporate?

by Edward Johnson
How Fast Does Water Evaporate

The water takes 1.2 hours to fully evaporate. 1 hour for evaporation seems pretty fast, but I did use a …

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Categories Chemistry

How to Remove Ethanol from Gasoline?

by Edward Johnson
How to Remove Ethanol From Gasoline

Removing ethanol from gasoline is easier than it sounds. Ethanol is more soluble in water than in gasoline. So, if …

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Categories Chemistry Tags Science Fair Project Ideas for Kids

How to Remove Total Dissolved Solids from Drinking Water?

by Edward Johnson
How to Remove Total Dissolved Solids From Drinking Water

Total Dissolved Solids (TDS) in water are some organic and inorganic materials, which include minerals and ions that are dissolved …

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Categories Chemistry Tags Solutions

How to Remove Chlorophyll From Leaves?

by Edward Johnson
How to Remove Chlorophyll From Leaves

Chlorophyll is the green pigment found in plant leaves. Chlorophyll absorbs sunlight and converts it into energy for the plant. …

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Categories Chemistry Tags Science Fair Project Ideas for Kids

How to Remove Chlorine From Water?

by Edward Johnson
How to Remove Chlorine From Water

Chlorine And Chloramine Are Disinfectants Commonly Used To Treat Water-Borne Microorganisms, Such As Bacteria And Viruses. Since 86 Percent Of …

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Categories Chemistry Tags Solutions

How to Remove Anti-Reflective Coating From Eyeglasses?

by Edward Johnson
Atomic & Molecular Structure

An anti-reflective (AR) eyeglass coating can improve vision dramatically, especially in snow, but when the coating is scratched, it impairs …

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Categories Chemistry Tags Atomic & Molecular Structure

How To Remove Acetone Residue?

by Edward Johnson
How to Remove Acetone Residue

Acetone, a colorless liquid also known as propanone, is a solvent used in the manufacture of plastics and other industrial …

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Categories Chemistry Tags Solutions

4 Types and Examples of Chemical Weathering

by Edward Johnson
What type of chemical weathering is enhanced by acid rain

What is Chemical Weathering? Chemical weathering is caused by rainwater reacting with the mineral grains in rocks to form new …

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Categories Chemistry Tags Weathering

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