0 0. The key difference between acid and base is that acids have pH values ranging from 1 to 7 whereas bases have pH values ranging from 7 to 14.. pH value is the minus logarithm of H + ion concentration. Acids: Bases: Acid gives off hydrogen ions when dissolved in water. Small amounts of impurities can cause what you saw. It turns blue colour litmus paper into red. Source(s): basic chemistry. Examples: Water, Common salt (NaCl) Difference between Acids and Bases. pH 7 is considered as the neutral pH. When a strong acid and a strong base react together the resultant is salt and water. NaCl is formed by the reaction of HCl and NaOH. NaCl is a neutral. Both are strong acids and bases. But you know, if a strong acid is reacting with a weak base, then in that case the salt that gets formed takes the nature of the strong parent. NaCl, sodium chloride, is a salt and an ionic compound. 0 0. Many hardware stores sell "muriatic acid" a 6 M solution of hydrochloric acid HCl(aq) to clean bricks and concrete. Grocery stores sell vinegar, which is a 1 M solution of acetic acid: CH 3 CO 2 H. Although both substances are acids, you wouldn't use muriatic acid in salad dressing, and vinegar is ineffective in cleaning bricks or concrete. ]The fundamental concept of this theory is that an acid (or Brønsted acid) is defined as being able to lose, or "donate" a proton (the hydrogen cation, or H+) while a base (or Brønsted base) is defined as a species with the ability to gain, or "accept," a proton. 2 1. Bases give off hydroxyl ion when dissolved in water. It does not donate protons to solution or accept protons in solution, so not an acid or base. NaOH + H2SO4 → NaHSO4 + H2O (iii) Basic Salts-formed by the partial replacement of hydroxide ions of a di-acidic or tri-acidic base with an acid radical. . pH values higher than 7 indicates the presence of a base while values below 7 indicate the presence of acids. Acid salt is derived when polybasic acid is mixed with a calculated amount of base. Compare HCl, HOAc, NaCl, and NaOAc: HCl is a stronger acid than HOAc.NaCl is a weaker base than NaOAc. 4 years ago. And on the other hand, when we have a weak acid reacting with a strong base, it … The salt's negative ion (A-) is the conjugate base of the acid HA while the salt's positive ion (B +) is the conjugate acid of the base BOH. HCl + NaOH NaCl + H 2 O. Arrhenius acids and bases are: acid—a substance that increases the concentration of protons (H+) in water base—a substance that increases the concentration of hydroxide ions in water (OH-) These definitions are limited to aqueous solutions. Strong and Weak Acids and Bases . Neither is pure water (distilled). Pure salts are neither acids nor bases. When any acid and base are combined, an exchange reaction occurs, producing a salt and water. A generic equation for this process is shown below: HA + BOH BA + H 2 O. So CH3NH3Cl donated a proton to water which makes it an acid. Stronger acids have weaker conjugate bases. Source(s): https://shorte.im/bbiin. Chemical Concept Demonstrated: Strengths of acids and their conjugate bases Demonstration and Explanations: 1. Nacl Acid Or Base. Maharshi. Steve K. 1 decade ago. It turns red colour litmus paper into blue. Acids and Bases Unit 11 Let’s start our discussion of acids and bases by defining some terms that are essential to the topics that follow. It does not donate protons to solution or accept protons in solution, so not an acid or base. It becomes slightly acidic. NaCl, sodium chloride, is a salt and an ionic compound. 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