Chemistry Simulation

에어컨의 원리

The principle of air conditioner

The air conditioner Air conditioner work by using ‘evaporative heat'(a phenomenon that absorbs the surrounding heat when the liquid evaporates). The indoor unit suddenly expands the compressed refrigerant through a narrow hole.…
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이온 결합

Ionic Bond

Formation and energy of the ionic bonds Metal atoms have strong properties to lose electrons and become cations. On the contrary, non-metallic atoms have strong properties to obtain electrons and become anions.…
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일정 성분비의 법칙 Law of Definite Proportions

Law of Definite Proportions

Law of Definite Proportions In a reaction where hydrogen gas is burned to produce water, two hydrogen atoms combine with one oxygen atom. That is, hydrogen gas and oxygen gas always react…
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공유 결합 共有結合 Covalent Bond

Covalent Bond

What is Covalent Bond? Covalent bond is a bond formed by atoms, each of atom creates an electron pair and shares it. Because each other’s electrons are shared in pairs, the number…
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연료 전지

Fuel Cell

Fuel cell A fuel cell is a device that converts chemical energy into electrical energy in a reaction in which hydrogen is oxidized to produce water. Fuel cells have less heat loss,…
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알칸(알케인) 탄화수소 화합물 Alkane Compound

Alkane Compound

Press the ‘C’ button to add carbon, press the ‘H’ button to add a hydrogen atom, and press the ‘O’ button to add an oxygen atom. The added atoms are randomly placed…
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표면장력 Surface Tension

Surface Tension

Surface tension Surface tension is a type of force that acts to minimize the surface of liquids. Molecules inside the liquid are pulling together with other molecules around them. At the surface…
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Chemical Change of Candle

Chemical Change of Candle

Paraffin, the main ingredient of candles Paraffin, the main ingredient of candles, is alkane hydrocarbons in which 20 to 40 carbon atoms are linked in a chain. It does not dissolve in…
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샤를의 법칙 Charle's Law

Charle’s Law

Charle’s Law Assuming constant pressure, increasing the temperature of the gas will speed up the molecular motion. As the gas often collides with the vessel wall, the volume increases. Conversely, if you…
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보일의 법칙 Boyle's Law

Boyle’s Law

Boyle’s Law If you press the piston of a syringe containing a certain number of gas molecules, the space of the gas molecules is reduced. Therefore, the gas molecules collide with the…
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PV 다이어그램 Pressure Volume Diagram

Pressure Volume Diagram

You can drag ‘start’ and ‘end point’. Thermodynamics of Gas The gas changes its temperature while exchanging thermal energy with the outside, and sometimes does work to outside as it expands or…
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