What is the concentration of Ca2+ in 0.0152 M Ca3(NO3)2?

A) 0.0152 M B) 0.0304 M C) 0.0456 M D) 0.456 M E) 0.304 M A) 0.0152 M B) 0.0304 M C) 0.0456 M D) 0.456 M E) 0.304 M

Given: CH3COOH + NaOH$\rightarrow$CH3COO−Na+ + H2O If 663 mL of 0.150 M CH3COOH is mixed with 444 mL of 0.326 M NaOH, the limiting agent in the reaction is ____.

The answer of Given: CH3COOH + NaOH$\rightarrow$CH3COO−Na+ + H2O If 663...

Exam 4: Reactions in Aqueous Solution

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Given: 2C₆H₅COOH + Na₂CO₃ $\rightarrow$ 2C₆H₅COONa + H₂O + CO₂ In the above reaction, the volume of 0.3250 M Na₂CO₃ needed for the complete reaction of 54.0 g C₆H₅COOH is17.6 L.

(True/False)

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Question 41

The common logarithm of 3.28 is 1.19.

(True/False)

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Question 42

The _____ point is reached when a stoichiometric amount of the titrant has been added to the unknown solution for the reaction to go to completion.

(Multiple Choice)

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Question 43

The _____ ions are responsible for the increased acidity in rain and snow.

(Multiple Choice)

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Question 44

Which of the following are the two classes of organic compounds that act as nonelectrolytes?

(Multiple Choice)

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Question 45

log(ab) = log a - logb.

(True/False)

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Question 46

The pH of a solution decreases with the increase in hydrogen ion concentration.

(True/False)

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Question 47

H₃O⁺ is called the _____ ion.

(Short Answer)

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Question 48

What is the concentration of Ca²⁺ in 0.0152 M Ca₃(NO₃)₂?

(Multiple Choice)

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Question 49

What volume of a 2.00 M sucrose stock solution is necessary to prepare 2,750 mL of a sucrose solution with molarity 5.34 M?

(Multiple Choice)

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Question 50

Consider the reaction: Cu(s) + 2 Ag⁺(aq) → Cu²⁺(aq) + 2 Ag(s). In this reaction, silver is reduced from +1 to 0 oxidation state.

(True/False)

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Question 51

The relationship between volume and concentration of stock and dilute solutions is $\frac { V _ { s } } { M _ { s } } = \frac { V _ { a } } { M _ { d } }$ .

(True/False)

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Question 52

Which of the following is a strong electrolyte?

(Multiple Choice)

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Question 53

The net ionic equation for the reaction that occurs when an aqueous solution of lead nitrate is mixed with a solution containing potassium iodide is:

(Multiple Choice)

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Question 54

Acid rain results in the increase of _____ ions in groundwater, which when present in high concentrations, is toxic to plants and affects plant growth.

(Multiple Choice)

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Question 55

Differentiate between strong acids and weak acids.

(Essay)

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Question 56

Given: CH₃COOH + NaOH $\rightarrow$ CH₃COO⁻Na⁺ + H₂O If 663 mL of 0.150 M CH₃COOH is mixed with 444 mL of 0.326 M NaOH, the limiting agent in the reaction is ____.

(Short Answer)

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Question 57

Compounds containing elements in low oxidation states become reduced in chemical reactions.

(True/False)

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Question 58

Which of the following is an example of a neutralization reaction?

(Multiple Choice)

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Question 59

Write a short note on parts per million and parts per billion that are used as units to represent concentrations of solutions.

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Question 60

Showing 41 - 60 of 95

Exam 4: Reactions in Aqueous Solution

Given: 2C6H5COOH + Na2CO3 →\rightarrow→ 2C6H5COONa + H2O + CO2 In the above reaction, the volume of 0.3250 M Na2CO3 needed for the complete reaction of 54.0 g C6H5COOH is17.6 L.

The common logarithm of 3.28 is 1.19.

The _____ point is reached when a stoichiometric amount of the titrant has been added to the unknown solution for the reaction to go to completion.

The _____ ions are responsible for the increased acidity in rain and snow.

Which of the following are the two classes of organic compounds that act as nonelectrolytes?

log(ab) = log a - logb.

The pH of a solution decreases with the increase in hydrogen ion concentration.

H3O+ is called the _____ ion.

What is the concentration of Ca2+ in 0.0152 M Ca3(NO3)2?

What volume of a 2.00 M sucrose stock solution is necessary to prepare 2,750 mL of a sucrose solution with molarity 5.34 M?

Consider the reaction: Cu(s) + 2 Ag+(aq) → Cu2+(aq) + 2 Ag(s). In this reaction, silver is reduced from +1 to 0 oxidation state.

The relationship between volume and concentration of stock and dilute solutions is VsMs=VaMd\frac { V _ { s } } { M _ { s } } = \frac { V _ { a } } { M _ { d } }Ms​Vs​​=Md​Va​​ .

Which of the following is a strong electrolyte?

The net ionic equation for the reaction that occurs when an aqueous solution of lead nitrate is mixed with a solution containing potassium iodide is:

Acid rain results in the increase of _____ ions in groundwater, which when present in high concentrations, is toxic to plants and affects plant growth.

Differentiate between strong acids and weak acids.

Given: CH3COOH + NaOH →\rightarrow→ CH3COO−Na+ + H2O If 663 mL of 0.150 M CH3COOH is mixed with 444 mL of 0.326 M NaOH, the limiting agent in the reaction is ____.

Compounds containing elements in low oxidation states become reduced in chemical reactions.

Which of the following is an example of a neutralization reaction?

Write a short note on parts per million and parts per billion that are used as units to represent concentrations of solutions.

Introduction to Chemistry

Molecules, Ions, and Chemical Formulas

Chemical Reactions

Energy Changes in Chemical Reactions

The Structure of Atoms

The Periodic Table and Periodic Trends

Ionic Versus Covalent Bonding

Molecular Geometry and Covalent Bonding Models

Gases

Liquids

Solids

Solutions

Chemical Kinetics

Chemical Equilibrium

Aqueous Acidbase Equilibriums

Solubility and Complexation Equilibriums

Chemical Thermodynamics

Electrochemistry

Nuclear Chemistry

Periodic Trends and the S-Block Elements

The P-Block Elements

The D-Block Elements

Organic Compounds

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Given: 2C₆H₅COOH + Na₂CO₃ $\rightarrow$ 2C₆H₅COONa + H₂O + CO₂ In the above reaction, the volume of 0.3250 M Na₂CO₃ needed for the complete reaction of 54.0 g C₆H₅COOH is17.6 L.

H₃O⁺ is called the _____ ion.

What is the concentration of Ca²⁺ in 0.0152 M Ca₃(NO₃)₂?

Consider the reaction: Cu(s) + 2 Ag⁺(aq) → Cu²⁺(aq) + 2 Ag(s). In this reaction, silver is reduced from +1 to 0 oxidation state.

The relationship between volume and concentration of stock and dilute solutions is $\frac { V _ { s } } { M _ { s } } = \frac { V _ { a } } { M _ { d } }$ .

Given: CH₃COOH + NaOH $\rightarrow$ CH₃COO⁻Na⁺ + H₂O If 663 mL of 0.150 M CH₃COOH is mixed with 444 mL of 0.326 M NaOH, the limiting agent in the reaction is ____.