In Titration 10.0 Ml Of 0.0750

Which substance is an Arrhenius acid?

HCl

Potassium hydroxide is classified as an Arrhenius base because KOH contains

OH- ions

According to the Arrhenius theory, a base reacts with an acid to produce

water and a salt

Which statement describes an electrolyte?

When an electrolyte dissolves in water, the resulting solution conducts an electric current.

Which substance is an electrolyte?

H2SO4

One acid-base theory defines a base as an

H+ acceptor

Which word equation represents a neutralization reaction?

base + acid → salt + water

A hydrogen ion, H+, in aqueous solution may also be written as

H3O+

Which equation represents a neutralization reaction?

HNO3 + KOH → KNO3 + H2O

Complete the equation below by writing the chemical formula for each product. HCl + KOH -->

(Any of these are correct):

KCl + H20

H20 + KCl

potassium chloride and water

potassium chloride + water

water and potassium chloride

water + potassium chloride

Which word equation represents a neutralization reaction?

base + acid → salt + water

Which type of reaction occurs when an Arrhenius acid reacts with an Arrhenius base to form a salt and water?

neutralization

What are the products when potassium hydroxide reacts with hydrochloric acid?

KCl(aq) and H2O()

Which solution reacts with LiOH(aq) to produce a salt and water

H2SO4(aq)

The pH of a solution is 7. When acid is added to the solution, the hydronium ion concentration becomes 100 times greater. What is the pH of the new solution?

5

A hydrogen ion, H+, in aqueous solution may also be written as

H3O+

Solution A has a pH of 3 and solution Z has a pH of 6. How many times greater is the hydronium ion concentration in solution A than the hydronium ion concentration in solution Z?

2

Which pH indicates a basic solution?

12

Which of these pH numbers indicates the highest level of acidity?

5

A compound whose water solution conducts electricity and turns phenolphthalein pink is

NaOH

Which indicator is blue in a solution that has a pH of 5.6?

bromcresol green

Three samples of the same solution are tested, each with a different indicator. All three indicators, bromthymol blue, bromcresol green and thymol blue, appear blue if the pH of the solution is

9.9

In a solution, litmus is blue. The pH of the solution could be

10

Phenolphthalein will be pink in a solution whose H3O+ ion concentration in moles per liter is

1 × 10-9

Which acid-base pair will always undergo a reaction that produces a neutral solution?

a strong acid and a strong base

In which laboratory process is a volume of solution of known concentration used to determine the concentration of another solution?

titration

The data collected from a laboratory titration are used to calculate the

titration

In a titration, 10.0 mL of 0.0750 M HCl(aq) is exactly neutralized by 30.0 mL of KOH(aq) of unknown concentration. What is the concentration of the KOH(aq) solution?

0.0250 M

Which volume of 2.0 M NaOH(aq) is needed to completely neutralize 24 milliliters of 1.0 M HCl(aq)?

12 mL

Which statement describes an electrolyte?

When an electrolyte dissolves in water, the resulting solution conducts an electric current.

Which substance is an electrolyte?

H2SO4

Which substance is an Arrhenius acid?

HCl

According to the Arrhenius theory, a base reacts with an acid to produce

water and a salt

Potassium hydroxide is classified as an Arrhenius base because KOH contains

OH- ions

When the hydronium ion concentration of a solution is increased by a factor of 10, the pH value of the solution

decreases 1 pH unit

What is the pH of a 0.00001 molar HCl solution?

5

What is the pH of a solution that has a hydrogen ion concentration of 1 × 10-10 mole per liter?

10

In which 0.01 M solution is phenolphthalein pink?

Ca(OH)2(aq)

One acid-base theory defines a base as an

H+ donor

Which word equation represents a neutralization reaction?

base + acid → salt + water

An acid solution exactly neutralized a base solution according to the equation acid + base → salt + water. If the neutralized mixture contained the salt KCl, the pH of the aqueous mixture would be closest to

7

The laboratory process in which the volume of a solution of known concentration is used to determine the concentration of another solution is called

titration

A 25.0-milliliter sample of HNO3(aq) is neutralized by 32.1 milliliters of 0.150 M KOH(aq). What is the molarity of the HNO3(aq)?

0.193 M

Which indicator would best distinguish between a solution with a pH of 3.5 and a solution with a pH of 5.5

bromcresol green