Question: 2 K + 2 H 2 O 2 KOH + H 2 From previous step, you know 1 9 . 5 5 g of potassium

2K+2H2O2KOH+H2
From previous step, you know 19.55g of potassium react and the solutions absorbs 90,100J of energy.
What is the enthalpy, in kJmol, of the reaction?
Hrn=kJmol
Hint: Remember qrxn=-qsoln
Enter either a + or - sign AND the magnitude.
2K+2H2O2KOH+H2 From previous step, you know 19.55g of potassium react and

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer
Step: 1 Unlock blur-text-image
Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock
Step: 3 Unlock

Students Have Also Explored These Related Chemistry Questions!

Q:

1. Homography [2|] points Assume the projection from world to the images can be modeled with the function X :I' 1 I] CI or Y y N I] cos 3 sin 3 y 3 {1} 1 I] sin 3 cos 3 1 1 {a} 'Write the projective...

Q:

Calculate each trial separately then average the data. Show all your calculations and clearly indicate your answers for one of the trials for each part. Part 5A Cs metal (Note: In class we called...

Q:

A. B. A. B. ( ( ) ) Beginning and Intermediate Algebra An open source (CC-BY) textbook Available for free download at: http://wallace.ccfaculty.org/book/book.html by Tyler Wallace 1 ISBN...

Q:

Can I please get help answering the Post-lab questions? Thank you! Experiment 3: Williamson Ether Synthesis Introduction Ethers can be produced from two alcohols. However, unless you want to have...

Q:

Experiment 3: Williamson Ether Synthesis Introduction Ethers can be produced from two alcohols. However, unless you want to have symmetrical ethers (i.e., diethyl ether derived from ethanol), ether...

Q:

The best definition for nonparametric statistics I can think of is when data does not fit inside the normal parameters of a normal distribution, it calls for the use of this statistical method....

Q:

tudy of an innovative method based on complementarity between ARIZ, lean management and discrete event simulation for solving warehousing problems Fatima Zahra Ben Moussa a, , Roland De Guiob ,...

Q:

1) Find all real solutions of: 4 2 2 x + x =3 2 x 4 + x23=0 4 2 2 2 x 2 x +3 x 3=0 x ( 21)=0 2 x 2 ( x 21)+ 3 ( 2 x2 +3 ) ( x 21 ) =0 ( 2 x2 +3 ) =0 2 2 x =3 3 x 2= 2 3 x= 2 3 x= i 2 2) Given the...

Q:

Part 1 After reading this unit's resources, complete the following discussion. Please respond to the specific questions posed below, and ensure you utilize a minimum of two relevant sources along...

Q:

Part 1 After reading this unit's resources, complete the following discussion. Please respond to the specific questions posed below, and ensure you utilize a minimum of two relevant sources along...

Q:

A stock solution of sodium salicylate 5% in water is prepared. Thirty mL of the stock solution is titrated with 0.1N HCl until precipitation occurs. What will be the pH of the solution at the point...

Q:

Saturn was only an idea in 1983General Motors new idea about how to organize a car company. The idea was to give the company and its employees a lot more autonomy instead of imposing the rigid rules...

Q:

The largest class of assets for Savings Institutions with Total Assets less than $ 1 0 Billion at the latest year - end, are _ _ _ _ _ _ _ _ _ _ _ . Group of answer choices Business loans Cash...

Q:

What type of service model does the Internet's network layer primarily provide? Question 2 1 options: In - order packet delivery Guaranteed minimal bandwidth Guaranteed delivery Best - effort service

Q:

(LO 7-3) Analysis: If Time to Market is considered a key KPI for a company, what would be an appropriate benchmark? The industrys time to market? The average time to market for the company for the...

Q:

(LO 7-3) Of the list of KPIs shown below, indicate which would be considered to be marketing performance KPIs, and which would not be. 1. Conversion Rate 2. Cost per Lead 3. Page Views and Bounce...

Q:

(LO 7-3) Analysis: From Exhibit 7-8, choose 10 marketing KPIs to answer the following three questions. This URL (https://www.linkedin.com/pulse/20130905053105-64875646-the-75-kpis-everymanager-...