(aq) is from aqueous, a substance in solution.
Different substances or solutions for experimentation.
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HCN(aq) ==> H^+(aq) + CN^-(aq)Ka = [H+][CN-]/[HCN] and the value can be looked up in a book or on line.
Barium chloride and sodium sulfate Molecular equation: BaCl2(aq) + Na2SO4(aq)--> BaSO4(s) + 2NaCl(aq) ionic equation: Ba+2(aq) + 2Cl-(aq) + 2Na+(aq) + SO4-2(aq) --> BaSO4(s) + 2Na+(aq) + 2Cl-(aq) Net ionic equation is Ba+2(aq) + SO4-2(aq) --> BaSO4(s)
Substances labeled "aq" are all dissolved in water, indicating that they are in the aqueous state. This means that they are uniformly mixed with water molecules and are present in a solution rather than as solid particles.
If you mean pure substances then:HCl(aq) and NaCl(aq) are not pure substances but solutions. The (aq) means the substance is dissolved in water.HCl(g) and NaCl(s) is are pure substances
(aq) is from aqueous, a substance in solution.
The common name for H2CO3 aq is carbonic acid.
Made of just one substances
cleaners which is solvent
The ionic equation for the reaction between potassium carbonate (K2CO3) and sulfuric acid (H2SO4) is: 2K+ (aq) + CO3^2- (aq) + 2H+ (aq) + SO4^2- (aq) -> 2K+ (aq) + 2H+ (aq) + CO3^2- (aq) + SO4^2- (aq) This equation represents the exchange of ions that occurs when these two substances react to form potassium sulfate, carbon dioxide, and water.
1)Write the BALANCED equation for the reaction with CORRECT state symbols: Mg(s) +2HCl(aq)---------->MgCl2(aq) +H2(g) 2)Now rewrite the equation replacing aqueous substances as they would appear in solution( ie)as ions.Leave everything else as is in the standard state. Mg(s) + 2H+ (aq) + 2Cl-(aq)---->Mg2+(aq) +2Cl-(aq) +H2(g) 3)Now cancel ions common to both sides ,that is,spectator ions. Cancel the 2Cl-(aq) on each side. 4)Rewrite the equation without what you have canceled. Mg(s) + 2H+(aq)------>Mg2+(aq) + H2(g). Good Luck.
Different substances or solutions for experimentation.
When KOH (potassium hydroxide) aqueous neutralizes HCl (hydrochloric acid) aqueous, potassium chloride (KCl) and water (H2O) are produced. This reaction is a neutralization reaction where the acid and base react to form a salt and water.
Examples of strong alkalis include sodium hydroxide (NaOH), potassium hydroxide (KOH), and calcium hydroxide (Ca(OH)2). These substances are highly reactive and can cause severe burns on skin and tissue.
The symbol "aq" indicates that a substance is dissolved in water, meaning it is in an aqueous solution. This notation is commonly used in chemistry to distinguish substances in solution from solid or gaseous forms.