Short-Question

# What happens when you mix a strong acid and strong base?

## What happens when you mix a strong acid and strong base?

When a strong acid and a strong base are combined in the proper amounts—when [H+] equals [OH−]\)—a neutral solution results in which pH = 7. The acid and base have neutralized each other, and the acidic and basic properties are no longer present. Salt solutions do not always have a pH of 7, however.

### What happens to pH when a strong acid is added?

If we add a strong acid or strong base to water, the pH will change dramatically. For instance, adding a strong acid such as HCl to water results in the reaction HCl + H2O → H3O+ + Cl-. The resulting large concentration of (H+) makes the solution more acidic and leads to a dramatic drop in the pH.

What happens to the pH of the solution when you react with a strong base and a strong acid with each other?

The resulting solution at the equivalence point will have a pH dependent on the acid and base’s relative strengths. A strong acid will react with a weak base to form an acidic (pH < 7) solution. A strong acid will react with a strong base to form a neutral (pH = 7) solution.

What happens when you mix HCl a strong acid with NaOH a strong base )?

For example, if you mix hydrochloric acid (HCl) with sodium hydroxide (NaOH), the products formed are water (H20) and sodium chloride(NaCl), which is well-known as table salt.

## What happens to the pH value when a base is added to an acid?

If a base is added to an acidic solution, the solution becomes less acidic and moves toward the middle of the pH scale. This is called neutralizing the acid. If an acid is added to a basic solution, the solution becomes less basic and moves toward the middle of the pH scale.

### What happens to the pH range when a base is added to an acid?

Acids are substances that provide hydrogen ions (H+) and lower pH, whereas bases provide hydroxide ions (OH–) and raise pH. The stronger the acid, the more readily it donates H+. For example, hydrochloric acid and lemon juice are very acidic and readily give up H+ when added to water.

What happens to the pH of water when acid or base is added?

Adding water to an acid or base will change its pH. Water is mostly water molecules so adding water to an acid or base reduces the concentration of ions in the solution. This causes the pH of the alkali to fall towards 7, making the solution less alkaline as more water is added.

What happens to the pH of the water as you add drops of the acid solution Data Table III )? What is the chemical basis of this change in the pH of the water as acid is added?

Adding water to an acid or base will change its pH. Water is mostly water molecules so adding water to an acid or base reduces the concentration of ions in the solution. When an acidic solution is diluted with water the concentration of H + ions decreases and the pH of the solution increases towards 7.

## What happens when HCl and NaOH combine?

Hydrochloric acid and sodium hydroxide interact, resulting in salt and a release of heat. As we can see, the result of the interaction of two highly aggressive compounds is table salt and water – compounds that are ultimately harmless, even beneficial, to human beings.

### When you add NaOH to a solution the pH of the solution should?

The hydroxide ions from dissolved sodium hydroxide perturb this balance; as the additional hydroxides accept protons from hydronium ions, they decrease the hydrogen ion concentration, thereby increasing the pH. Adding more sodium hydroxide will increase the pH of the water or make it more basic.

How can the reaction between a weak acid and a strong base be described?

The neutralization of a strong acid and strong base has a pH equal to 7. The neutralization of a strong acid and weak base will have a pH of less than 7, and conversely, the resulting pH when a strong base neutralizes a weak acid will be greater than 7.

What happens to the pH when a solution is neutralized?

The neutralization of a strong acid and weak base will have a pH of less than 7, and conversely, the resulting pH when a strong base neutralizes a weak acid will be greater than 7. When a solution is neutralized, it means that salts are formed from equal weights of acid and base.

## What happens when you add strong acid to aqueous solution?

The concentration of hydrogen ions in the resultant solution is equal to x : Calculate the pH of the resultant solution: When strong acid is added to excess weak acid, the solution will be acidic, and for aqueous solutions at 25°C the pH of the resultant solution will be less than 7.

### What is the pH of an acid base reaction?

Understanding the Acid-Base Chemical Reaction. First, it helps to understand what acids and bases are. Acids are chemicals with a pH less than 7 that can donate a proton or H + ion in a reaction. Bases have a pH greater than 7 and can accept a proton or produce an OH – ion in a reaction.