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I need the precise energy release for a hydrocarbon combustion reaction. This is strictly a chemical-reaction analysis—no nuclear or electrochemical aspects are involved. Once I give you the molecular formula (e.g., CH₄, C₈H₁₈, or any other hydrocarbon), you will determine ΔH (kJ mol⁻¹) for the complete combustion in oxygen, referencing standard thermodynamic data at 25 °C. Please include: • the balanced equation, • the step-by-step enthalpy calculation (Hess’s Law, bond enthalpies, or tabulated ΔHf° values), • the final energy figure clearly stated per mole and, when requested, per kilogram, • citations for every data source you use (CRC Handbook, NIST webbook, etc.). A brief note on your calculation method or any software you plan to employ (Excel, Python, MATLAB) will help me reproduce the result later.
ID Projek: 40230629
30 cadangan
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Aktif 24 hari yang lalu
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30 pekerja bebas membida secara purata $20 USD untuk pekerjaan ini

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$10 USD dalam 1 hari
5.6
5.6

Hi. I'm a chemical engineer and I'm an expert in chemical engineering thermodynamics and matlab. I read the job description and I can complete the project. If you're interested in my services let me know. Kind regards.
$25 USD dalam 7 hari
5.4
5.4

I have done a similar project a week ago. I am sure you will give me more projects after this. I am interested to do this project too and ready to complete this within the timeline. Kindly check my profile to see all rating and reviews given by clients. Hoping to hear from you soon.
$20 USD dalam 3 hari
5.1
5.1

Hi I am python and Matlab expert for calculating combustion of hydrocarbons.I will provide all the calculations step by steps with figures and tables.
$35 USD dalam 1 hari
5.1
5.1

With a comprehensive background in software development and proficiency in numerous programming languages, specifically including Python, I believe I have the skills necessary to meet the precise calculation requirements for your hydrocarbon combustion energy release project. My in-depth understanding of chemical reactions and calculated enthalpy values will enable me to determine ΔH for complete hydrocarbon combustion in oxygen accurately. Moreover, my expertise extends to maintaining reproducibility, ensuring that my results can be easily replicated using the same methodology or software that's agreed upon. In your case, I can utilize Python scripts for all calculations done so you can reassess the results at any time. In summary, entrust this project to me; surely you'll get timely delivery of accurate results infused with detailed step-by-step calculations, clear energy figures per mole & per kilogram when requested and a meticulous reference list. Let's embark on this insightful project together!
$10 USD dalam 7 hari
6.2
6.2

Hello Dear! I write to introduce myself. I'm Engineer Toriqul Islam. I was born and grew up in Bangladesh. I speak and write in English like native people. I am a B.S.C. Engineer of Computer Science & Engineering. I completed my graduation from Rajshahi University of Engineering & Technology ( RUET). I love to work on Web Design & Development project. Web Design & development: I am a full-stack web developer with more than 10 years of experience. My design Approach is Always Modern and simple, which attracts people towards it. I have built websites for a wide variety of industries. I have worked with a lot of companies and built astonishing websites. All Clients have good reviews about me. Client Satisfaction is my first Priority. Technologies We Use: Custom Websites Development Using ======>Full Stack Development. 1. HTML5 2. CSS3 3. Bootstrap4 4. jQuery 5. JavaScript 6. Angular JS 7. React JS 8. Node JS 9. WordPress 10. PHP 11. Ruby on Rails 12. MYSQL 13. Laravel 14. .Net 15. CodeIgniter 16. React Native 17. SQL / MySQL 18. Mobile app development 19. Python 20. MongoDB What you'll get? • Fully Responsive Website on All Devices • Reusable Components • Quick response • Clean, tested and documented code • Completely met deadlines and requirements • Clear communication You are cordially welcome to discuss your project. Thank You! Best Regards, Toriqul Islam
$20 USD dalam 1 hari
4.3
4.3

AM READY TO START: PRECISE HYDROCARBON COMBUSTION ENERGY CALCULATION Hello, I am John K., a full-time scientific analyst with over fifteen years of experience in chemical thermodynamics and data-driven calculations using tools like Excel and reference databases. My understanding is: You need the precise energy release (ΔH in kJ/mol) for the complete combustion of a specified hydrocarbon, calculated using standard thermodynamic data at 25°C, with the balanced equation, step-by-step methodology, and full source citations. I will deliver: • ✅ The balanced combustion equation for your hydrocarbon. • ✅ A clear, step-by-step enthalpy calculation using ΔHf° values from authoritative sources (NIST, CRC Handbook). • ✅ Final energy figure in kJ/mol and, upon request, kJ/kg. • ✅ Full citations for all thermodynamic data used. Calculation Method: I will use Excel to apply Hess's Law based on tabulated standard enthalpies of formation. I will provide a reproducible worksheet and notes on my data sources. I am ready to perform this precise calculation. Let's connect via chat to receive your hydrocarbon formula—I can begin immediately. Respectfully, John K.
$10 USD dalam 1 hari
4.4
4.4

Hello there, As an experienced researcher and data scientist, data analyst, my qualitative analysis skills perfectly align with your job requirements. My profound knowledge of Python and R Studio guarantees fast learning and adaptation to new tools. Moreover, my advanced skills in Excel make me highly competent in handling large datasets efficiently—making me proficient in extracting the best insights from your transcripts. I fully comprehend the importance of working papers and meticulously preparing financial statements, especially within strict timelines. my sharp analytical skills and extensive knowledge of excel ensure that I leave no stone unturned in making sure every detail is covered under evaluation. My passion for quality, originality and meeting deadlines makes me an excellent choice for this project. I cannot wait to prove my extensive skills to you through providing actionable insights that will help guide your decision making regarding domestic charter flights. Best Regards
$10 USD dalam 1 hari
3.6
3.6

With over 15 years as a System Administrator, I have developed an exceptional mastery of data analysis tools like Excel, MATLAB and a wide range of programming languages. Combining this precision with my expertise as a data scientist, I'm perfectly equipped for your precise combustion energy calculation project. My approach is systematic and meticulous, factors that are quintessential in scientific research like yours. I employ established thermodynamic calculation models such as the Hess's Law, bond enthalpies, or tabulated ΔHf° values to ensure accuracy throughout my analysis. Plus, my vast professional experience has taught me the irrevocable importance of proper documentation at every step; I promise to provide citations for every data source utilized. In the spirit of collaboration, my calculations will be set up in a way that you can easily reproduce them later. For a scientific project that hinges on accuracy and systematic documentation like yours, it's clear why I should be your prime candidate.
$30 USD dalam 2 hari
3.1
3.1

Hi, I am an electronics and communication engineer. I have completed many projects in matlab in given time. I can complete your project in given time. Please send details of your project. I shall submit results before awarding your project and then submit project with all details according to standards decided for submission of project. If you awward me your project, I shall thankful to you.
$20 USD dalam 1 hari
3.1
3.1

Hello, I hope you are doing well. -> Previous Work: I have delivered thermodynamics analyses and data-driven energy calculations for chemical engineering projects, including hydrocarbon combustion and fuel-air reaction scripting. My experience spans deriving ΔHrxn from standard formation enthalpies, validating results against reputable data sources, and presenting reproducible results in Python, MATLAB, and Excel for easy audit trails. -> Development Plan: 1) Accept the molecular formula (CxHy) and balance the complete combustion: CxHy + (x + y/4) O2 -> x CO2 + (y/2) H2O. 2) Retrieve ΔHf° for all species from standard data sources (NIST, CRC Handbook) and compute ΔHrxn°(25 °C) = [x ΔHf°(CO2) + (y/2) ΔHf°(H2O)] − [ΔHf°(CxHy) + (x + y/4) ΔHf°(O2)]. Since O2 and most elements in their standard states have ΔHf° = 0, the reaction enthalpy arises from the hydrocarbon and products. 3) Present the result per mole of fuel and, if requested, per kilogram, with clear unit handling and reproducible steps. 4) Provide line-by-line explanation using Hess’s Law or tabulated ΔHf° data, plus citations for each source. -> Schedule: - Data gathering and calculations: 1-2 days, depending on data access. - Deliverable: a concise ΔHrxn° with the balanced equation, step-by-step calculation, and sources in a reproducible format (Python notebook and a reference Excel sheet). -> Simple Question: What is your preferred hydrocarbon for the calculation (e.g., CH4, C8H18, etc.), and do you want the res
$30 USD dalam 1 hari
2.0
2.0

With 7 years of experience in chemical engineering, I am confident that I am the best fit to complete this requirement. I have the relevant skills and expertise to accurately calculate the energy release for a hydrocarbon combustion reaction. How I will complete this project: - Analyze the molecular formula provided to determine the balanced equation for the combustion reaction. - Utilize standard thermodynamic data at 25°C to calculate ΔH (kJ mol⁻¹) for the complete combustion in oxygen. - Employ Hess’s Law, bond enthalpies, or tabulated ΔHf° values for step-by-step enthalpy calculation. - Clearly state the final energy figure per mole and per kilogram. - Provide citations for all data sources used, such as CRC Handbook or NIST webbook. Tech stack I will use: - Excel for data organization and calculation. - Python for complex calculations and data processing. - MATLAB for visualization and further analysis. I have worked on similar solutions in the past, ensuring accurate and reliable results. By following a structured approach and utilizing the appropriate tech stack, I will deliver precise energy calculations for the hydrocarbon combustion reactions.
$11 USD dalam 7 hari
2.0
2.0

Hello, I can accurately calculate the energy released for any hydrocarbon combustion using standard thermodynamic methods. I will provide a fully balanced reaction, step-by-step enthalpy calculations using Hess’s Law or tabulated ΔHf° values, and the final energy clearly stated per mole and, if needed, per kilogram. Every data source will be properly cited (CRC Handbook, NIST WebBook, etc.), and I can include a brief note on my methodology so you can reproduce results reliably. I am experienced in chemical thermodynamics and comfortable using Excel or Python to ensure precise, transparent calculations. I’m ready to start immediately and deliver a complete, reproducible, and fully documented combustion energy analysis. REGARDS, SHABAHAT HABIB*
$20 USD dalam 7 hari
3.8
3.8

Hello, I can provide a precise and fully documented calculation of the standard enthalpy of combustion (ΔH°) for your specified hydrocarbon at 25 °C. I will: • Present the correctly balanced combustion equation • Apply Hess’s Law using verified ΔHf° data (NIST / CRC) • Show all intermediate calculation steps clearly • Report the final result in kJ/mol and kJ/kg (if required) • Include complete citations for reproducibility As a MATLAB-focused engineer, I approach calculations with structured, script-based verification. I can provide a clean MATLAB script or Excel sheet so you can independently reproduce every result. Ready to begin as soon as the molecular formula is provided. Best regards, Anum Shahzad
$19 USD dalam 1 hari
1.0
1.0

My name is "Usama Safdar" and I am a Ph.D degree holder which means I am highly-capable to tackle this project "Content Editor " with 100 percent accuracy. I am a professional writer with over 6 years of experience in writing; Essays, Research Summaries, Thesis, Dissertation, Lab Reports and Case Studies. I always provide High-Quality Solutions within the shortest possible time with all instructions followed against very reasonable prices. I can manage works even with shortest deadlines like; "2500 words work in just 6 Hours" with very reasonable time. As a pro academic writer I am also familiar with all the referencing styles; such as APA, Harvard, OSCOLA, IEE, MLA etc. I always provide plagiarism-free solutions and as a prove I also provide "FREE Turnitin reports". For Samples, please visit my profile https://www.freelancer.com/u/SolutionMart Please message me to start the discussion. Thank You
$10 USD dalam 1 hari
0.6
0.6

Hi, I am a chartered mechanical engineer with 7 years of experience in prototype design, manufacturing and testing. I am confident in meeting your requirements if given the opportunity.
$12 USD dalam 2 hari
0.6
0.6

Hi there I can calculate the precise energy released for the complete combustion of any hydrocarbon you provide. I’ll deliver a fully balanced equation, step-by-step enthalpy calculation using standard ΔHf° values or bond enthalpies, and clearly state ΔH per mole and per kilogram if needed. All values will be properly referenced from NIST Webbook, CRC Handbook, or equivalent sources. Timeline: 2 days Budget: $22 USD This guarantees an accurate, fully reproducible hydrocarbon combustion energy calculation with complete documentation.
$22 USD dalam 2 hari
0.0
0.0

Hi, I am skilled full stack developer with skills including Python, MATLAB, Data Analysis, Excel, Scientific Research, Thermodynamics and Chemical Engineering. After reviewing the project requirements, I found the project perfectly match my experience and skills. Having previously worked on similar projects, I'm confident I can complete this project perfectly. To move forward, Please send a message to discuss more about this project. A fast response is appreciated
$10 USD dalam 3 hari
0.0
0.0

Hello, I just came across your thermochemistry request for precise combustion energy, and I can start immediately—once you share the hydrocarbon formula, I’ll produce a reproducible ΔH calculation at 25 °C with proper sourcing. Here’s my plan: I’ll write the fully balanced complete-combustion equation in O₂ (and report products as CO₂(g) and H₂O(l) at 25 °C unless you specify otherwise). Next, I’ll compute ΔH (kJ mol⁻¹) step-by-step using tabulated standard enthalpies of formation (ΔHf°) as the primary method (and I can cross-check with bond enthalpies on request), showing every substitution and intermediate value clearly. Finally, I’ll present the final energy per mole and (if requested) per kilogram, and I’ll include citations for every thermodynamic value (e.g., NIST WebBook / CRC), plus a short, reproducible worksheet/script approach (Excel or Python) so you can rerun it with new formulas later. Small set 1-2 days, large batch 3-4 days.
$20 USD dalam 3 hari
0.0
0.0

Solusi ini adalah program berbasis Python yang dirancang untuk secara otomatis dan terus-menerus mengumpulkan data produk elektronik dari 10 situs e-commerce berbeda. Data yang dikumpulkan akan ditambahkan secara berurutan ke dalam file Excel utama, sehingga memungkinkan pelacakan tren harga dan perbandingan data dari waktu ke waktu tanpa pekerjaan manual.
$20 USD dalam 7 hari
0.0
0.0

Indianapolis, United States
Ahli sejak Feb 14, 2026
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