Question
Asked Sep 19, 2019
16 views

A solution of ammonium sulfate was prepared by dissolving 55.44g of (NH4)2SO4 in enough water to prepare a 2.00L solution. What is the concentration of ammonium ions in this solution?

check_circle

Expert Answer

Step 1

Given,

Mass of (NH4)2SO4 = 55.44 g

Volume of solution = 2.00 L

 

The number of moles of (NH4)2SO4 can be calculated as:

help_outline

Image Transcriptionclose

Molar mass of (NH4)2SO4 2(14+4)+32+(4x16) 132 g/mol Mass Moles = Molar mass 55.44 g Moles 0.42 mol 132 g/mol

fullscreen
Step 2

Ammonium sulfate in water will dissociate into ammonium and sulfate ions. The balanced reaction can be written as:

help_outline

Image Transcriptionclose

H2O 2 NH4 SO42 (NH4)2SO4

fullscreen
Step 3

From the reaction, it i...

help_outline

Image Transcriptionclose

1 mol of (NH4)2SO4 produces 2 mol NH4 2 mol NH4 :. 0.42 mol of (NH4)2SO4 will produce x 0.42 mol (NH4)2SO4 1 mol (NH4)2S04 = 0.84 mol NH4

fullscreen

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Solutions are written by subject experts who are available 24/7. Questions are typically answered within 1 hour.*

See Solution
*Response times may vary by subject and question.
Tagged in

Science

Chemistry

Solutions

Related Chemistry Q&A

Find answers to questions asked by student like you
Show more Q&A
add
question_answer

Q: Upon decomposition, one sample of magnesium fluoride produces 1.66 kg of magnesium and 2.58 kg of fl...

A: The values are given as follows:

question_answer

Q: The complete combustion of Ethane (C2H6) in oxygen results in the production of carbon dioxide and w...

A: A balanced chemical equation or reaction is the one in which the total number of atoms for each elem...

question_answer

Q: . Gold has a density of 19.6 g/cm. What is the mass of 9.5 cm3 of gold?

A: Given, The density of gold is 19.6 g/cm3.Mass of gold is 9.5 cm3. Density is mass divided by volume ...

question_answer

Q: Jose Altuve is a baseball player who plays for the Houston Astros. An Altuve is equivalent to his he...

A: Given,Volume = 30.0 mL1 Altuve = 1.65 m Conversion of the volume from milliliters to a cubic Altuve ...

question_answer

Q: Draw the structural formula(s) for the branched constitutional isomer(s) with the molecular formula ...

A: Click to see the answer

question_answer

Q: 320.28 - (6107.5/2.8). Express your answer to the appropriate number of significant digits. [(289.8 ...

A: Dear student,We are entitled to answer only one question at once. So, your first question is being a...

question_answer

Q: Melting point can be defined as the temperature when a solid becomes a liquid. The melting point of ...

A: All matter can be classified as solid, liquid and gases mainly. In these physical states of matter, ...

question_answer

Q: How many joules are required to heat 75 grams of water from -85 ˚C to 185˚C?

A: Energy that required to heat water is calculated using the given formula,

question_answer

Q: Liquid hexane CH3CH24CH3 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and...

A: Here, we have to calculate mass of carbon dioxide produced.