Physical Vs Chemical change Examples, Differences, Definition Home > Chemistry Article > Physical Change Vs Chemical change A physical change is a change that occurs when a substance undergoes change but doesn’t alter the chemical composition. No new substance formed in physical changes and it only changes the appearance of the substance. It is reversible …
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How to know if compound is acid or base or neutral or salt? – Nature of solution Home > Chemistry Article > How to tell if the substance is acidic or basic or salt? In chemistry, we get these terms frequently such as “Acid”, “Base”, “Salt”. “Amphoteric”. And somewhere you really think that whether the …
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How to know if Base or Acid is Strong or Weak? Home > Chemistry Article > How to tell if acid/base is strong or weak? Many of you must be confused about “How to know if the acid or base is strong or weak”? Is there any formula for determining the strength of acid or …
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Is Methanol (CH3OH) an acid or base? Home > Chemistry Article > Is CH3OH an acid or base? Methanol is also known as methyl alcohol or carbinol has a chemical formula CH3OH or CH4O. It appears as a colorless liquid and has a sweet + pungent odor. It is completely miscible in water. It is …
Is Hydroxide ion (OH-) an acid or base? – Conjugate base or Conjugate acid Home > Chemistry Article > Is OH- an acid or base? Hydroxide ion carries a negative charge and is made up of one hydrogen and one oxygen joined together by a single covalent bond. It has a chemical formula OH–. It …
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Is Soap an acid or base or neutral? Home > Chemistry Article > Is Soap an acid or base? Soap is one of the products that we use every day for a variety of cleansing, washing, bathing, and other household works. Soap is used as a component of some lubricant and it is very helpful …
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Is Hydrogen sulfide (H2S) ionic or covalent? Home > Chemistry Article > Is H2S ionic or covalent? Hydrogen sulfide is a colorless gas with a molar mass of 34.08 g·mol−1. It is poisonous and flammable with a smell like rotten gas. It is also dangerous for the environment. It is produced by anaerobic digestion in which microorganisms …
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Is Ammonium hydroxide (NH4OH) an acid or base? – Weak or Strong Home > Chemistry Article > NH4OH acid or base Ammonium hydroxide is a solution of ammonia in water that has the chemical formula NH4OH. It appears colorless and able to irritate the eyes on direct contact. It is also known as ammonia water, …
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Is Ca(OH)2 an acid or base? Weak or Strong – Calcium hydroxide Home > Chemistry Article > Is Ca(OH)2 an acid or base? Calcium hydroxide is white in color appears as a granular solid that has no odor with the chemical formula Ca(OH)2. It is also known as slaked lime. It is produced when calcium …
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Is Water (H2O) an acid or base or neutral? – It’s Conjugate acid and Conjugate base Home > Chemistry Article > Is H2O an acid or base? Water is one of the important fluids for all living things on earth. It is tasteless, colorless, and odorless having the chemical formula H2O. At standard temperature and …
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