chem

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What is an example of a monoprotic acid?

Hydrobromic acid

What is standard solution?

titrant

A basic solution contains more _____________ _____ than ______________ _____.

A basic solution contains more hydroxide ions then hydrogen ions.

A _____________ solution contains equal amounts of H+ or OH- ions.

A neutral solution contains equal amounts of H+ or OH- ions.

In a solution, weak acid produces a. A mixture of molecules and ions b. all ions c. all molecules d. anion, but no hydronium ions

A. a mixture of molecules and ions

What is the value of the equilibrium constant expression for the ionization of a weak acid?

Acid ionization constants

What is a chemical dye whose colors are affected by acidic and basic solutions?

Acid-base indicators

What solution contains more hydrogen ions than hydroxide ions?

Acidic solution

(Acids, bases, neither, or both?) Contains more hydrogen ions than hydroxide ions?

Acids contain more hydrogen ions than hydroxide ions

(Acids, bases, neither, or both?) React with carbonates?

Acids react with carbonates

(Acids, bases, neither or both?) Reacts with certain metals?

Acids react with certain metals

(Acids, bases, both, or neither?) Which taste sour?

Acids taste sour

What are some properties of acids?

Acids taste sour

How do acids react with litmus paper?

An acid will turn blue litmus paper red.

An acidic solution contains more ___________ _____ than ______________ ______.

An acidic solution contains more hydrogen ions than hydroxide ions.

Acid A and Acid B are of equal concentration and are tested with a conductivity apparatus. When electrode are placed in Acid A, the build glows dimly. When they are placed in Acid B, the bulb glows brightly. So, which of the following is true? a. Acid A is stronger than Acid B. b. Acid B is stronger than Acid A. c. Acid A and Acid B are of equal strength d. You cannot compare the strength of Acid A and B.

B. Acid B is stronger than Acid A.

In general, compounds formed from active metals, and hydroxide ions are a. strong acids b. strong bases c. weak acids d. weak bases

B. Strong bases

What is Kb is the value of the equilibrium constant expression for the ionization of a base. The smaller K value is the weaker base?

Base ionization constants

(Acids, bases, neither, or both?) Feels slippery?

Bases feel slippery

What are some properties of bases?

Bases taste bitter, and they are slippery when wet.

(Acids, bases, both or neither?) Which taste bitter?

Bases taste bitter.

How do bases fact with red litmus paper?

Bases turn red litmus blue

What solution contains more hydroxide ions than hydrogen ions?

Basic solution

(Acids, bases, neither or both)? What can turn litmus paper different colors?

Both acids and bases can turn litmus paper different colors. Bases=blue. Acids= Red

Sulfuric acid is a strong. What is true about the conjugate base? a. The conjugate base is amphoteric b. The conjugate base is strong c. The conjugate base is weak d. No conclusion can be made regarding the conjugate base

C. The conjugate base is weak

A chemical equation for the ionization of an acid uses a single arrow to the right (-->) to seperate the the reactants and the product sides of the equation. Which of the following is true? a. the arrow does not indicate the relative strength b. the ionizing acid is half ionized c. The ionizing acid is strong d. The ionizing acid is weak

C. The ionizing acid is strong

Carbonates react with acids to form _______ and _________ _________.

Carbonates react with acids to form water and carbon dioxide

What species produced when a base accepts a hydrogen ion?

Conjugate acid

What consists of two substances related to each other by donating and accepting of a single hydrogen ion?

Conjugate acid-base pair

What is the species that results when an acid donates a hydrogen ion?

Conjugate base

Why are Ka values all small numbers? a. A mixture of molecules and ions b.the equilibrium is not stable c.The solution contains a high concentration of ions d. The solution contain a high concentration of un-ionized acid molecules

D. The solution contains a high concentration of un-ionized acid molecules

Are weak acids goods conductors of electricity?

Ehh.. Weak acids produce fewer ions than strong acids so they cannot conduct electricity as well.

What is the point in a titration in which an indicator changes color?

End point

What is the point at which moles of H+ ion from the acid equals moles of OH- ion fromase?

Equivalence point

True or False? Stomach contents can have a pH of 2, which means they are basic?

False, stomach contents are acidic

True or False? The hydrogen ion concentration in a solution with a pH of 3 is two times greater than the hydrogen ion concentration in a solution with a pH of 5.

False. The hydrogen concentration in a solution with a pH of 3 is 100 times greater than the hydrogen ion concentration in a solution with a pH of 5.

True or False? If the pH of a solution is 3, its pOH is 10?

False. The pH of a solution is 3, its pOH is 11

True or False? No bases exist that only produce hydroxide ions and not produce them?

False. There are bases that do not contain hydroxide ions but produce hydroxide ions.

True or False? The pH of a solution is the negative logarithm of its hydroxide ion concentration?

False; The pH of a solution is the negative logarithm of its H+ ion concentration

All water solutions contain what two ions?

H+ and OH- ions

How do you know if products are favored in a reaction?

If K is greater than 1 the products are favored

How do you know if reactants are favored in a reaction?

If K is les than 1 reactants are favored

How do you make water more conductive?

If you add an acid or a base to water it produces ions that allow for conductivity.

What is the point at which the indicator used in a titration changes color?

Indicators and titration endpoint

What is the value of the equilibrium constant expression for the self-ionization of water?

Ion Product Constant for Water

What is the expression for the equilibrium constant, water Kw?

Kw=[H+][OH-]

(Acids, bases, both or neither?)Feels rough

Neither acids nor bases feel rough

(Acids, bases, both or neither?) Contain equal numbers of hydrogen and hydroxide ions?

Neither acids or bases contain equal numbers of hydrogen and hydroxide ions

What is a reaction in which an acid and a base react to produce a salt and water?

Neutralization

What is a reaction in which an acid and a base in an aqueous solution react to produce a salt water?

Neutralization reaction

Describe polyprotic acids

Polyprotic acids have more than one ionizable hydrogen, but they can only donate one hydrogen at a time.

Give an example of a neutral solution

Pure water

What is an ionic compound made up of a cation from a base and an anion from an acid?

Salt

What is an ionic product of an acid base reaction?

Salt

Some metals will react with acids to produce ___________ _______.

Some metals will react with acids to produce hydrogen gas

What is a solution of known concentration?

Standard solution

What is a base that dissociates entirely into metal ions and hydroxide ions?

Strong Base

What is an acid that ionizes completely?

Strong acid

In a solution, if the hydroxide ion concentration increases, what happens to hydrogen ion concentration?

The concentration decreases

Describe the conjugate base of a strong acid

The conjugate base of a strong acid is extremely weak. It does not allow the reaction to go in the reverse direction leading to 100% dissociation.

Describe the conjugate base of a weak acid

The conjugate base of a weak acid has a strong attraction to the hydrogen ion of the conjugate base. Therefore, the reverse reaction is possible and equilibrium is achieved between both directions

The relative amounts of H+ and OH- determine whether the water solution is ________ or ________.

The relative amounts of H+ and OH- determine whether the water solution is acidic or basic.

What is a method for determining the concentration of a solution by reacting a known volume of that solution with a solution of a known concentration?

Titration

What is a method for using a neutralization reaction to determine the concentration of a solution?

Titration

Are strong bases good conductors of electricity?

Yes

True or False? Pure water is neutral because it auto ionizes to form equal amounts of both ions?

True

True or False? Values of for pH range from 0 to 14?

True

True or false? Pure water does not conduct electricity?

True

True or false?The pH of a neutral solution at room temperature equals the pOH of the solution?

True

True or False? Pure water can react with water to form H+ and OH- ions?

True. Pure water is neutral because it ionizes to form equal amounts of both ions.

What is an acid that ionizes only partially in dilute and aqueous solution?

Weak acid

What ionizes only partially in dilute aqueous solution?

Weak base

Are strong acids good conductors of electricity?

Yes

What is a chemical dye that changes color based on the pH of a solution?

an acid base indicator

Which of the following dissociates entirely into metal ions and hydroxide ions in solution a. a strong acid b. a strong base c. a weak acid d. a weak base

b. a strong base

What is the stoichiometric point of titration?

equivalence point

Describe monoprotic acids

monoprotic acids have one ionizable hydrogen

What is the negative logarithm of the hydrogen ion concentration?

pH

What is the negative logarithm of the hydroxide ion concentration?

pOH

What is an example of polyprotic acid?

phosphoric acid

What does the value of Ka tell us?

whether the reactants or products are favored.


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