Stoichiometry

Description:Balances chemical equations, calculates molar masses, and includes a library of 270 pre-balanced reactions across 7 categories (combustion, synthesis, redox, neutralization, etc.). Enter any chemical equation => get balanced integer coefficients + element-by-element verification table. Gives molar mass breakdown for any formula (element, count, atomic mass, subtotal). Performs mass percent composition with a bar chart. Has a built-in library of 273 equations you can browse by category and add to your saved list. Lets you star/favorite equations, assign aliases, and filter by category or text.
Filename:hpprime-stoichiometry.zip
ID:9828
Author:Andrea Baccin (HPEvangelist)
Downloaded file size:224,688 bytes
Size on calculator:264 KB
Platforms:Prime  
User rating:Not yet rated (you must be logged in to vote)
Primary category:Science
Languages:ENG  
File date:2026-03-08 17:43:13
Creation date:2026-03-06
Source code:Not included
Download count:2
Version history:2026-08-11: Added to site
Archive contents:
  Length      Date    Time    Name
---------  ---------- -----   ----
     4688  2026-03-08 17:43   .gitignore
     3237  2026-03-08 17:43   deploy.ps1
    11357  2026-03-08 17:43   LICENSE
      130  2026-03-08 17:43   pyrightconfig.json
    11557  2026-03-08 17:43   README.md
    62266  2026-03-06 12:12   Screenshot 2026-03-06 160610.png
    33170  2026-03-06 12:12   Screenshot 2026-03-06 1607351.png
        0  2026-03-08 17:43   Stoichiometry.hpappdir/
     8822  2026-03-08 17:43   Stoichiometry.hpappdir/balancer.py
    19613  2026-03-08 17:43   Stoichiometry.hpappdir/banner.png
      704  2026-03-08 17:43   Stoichiometry.hpappdir/constants.py
    19854  2026-03-08 17:43   Stoichiometry.hpappdir/editor.py
     2236  2026-03-08 17:43   Stoichiometry.hpappdir/elements.py
    13185  2026-03-08 17:43   Stoichiometry.hpappdir/equations.lib
     5845  2026-03-08 17:43   Stoichiometry.hpappdir/features.py
    48520  2026-03-08 17:43   Stoichiometry.hpappdir/icon
     2092  2026-03-08 17:43   Stoichiometry.hpappdir/icon.png
     3864  2026-03-08 17:43   Stoichiometry.hpappdir/icons.py
     4322  2026-03-08 17:43   Stoichiometry.hpappdir/input_helpers.py
      903  2026-03-08 17:43   Stoichiometry.hpappdir/keycodes.py
     8104  2026-03-08 17:43   Stoichiometry.hpappdir/library.py
    36291  2026-03-08 17:43   Stoichiometry.hpappdir/main.py
     2513  2026-03-08 17:43   Stoichiometry.hpappdir/molar.py
     3887  2026-03-08 17:43   Stoichiometry.hpappdir/nn.py
     4413  2026-03-08 17:43   Stoichiometry.hpappdir/parser.py
     2885  2026-03-08 17:43   Stoichiometry.hpappdir/ppl_guard.py
     9724  2026-03-08 17:43   Stoichiometry.hpappdir/reaction_nn.weights
      188  2026-03-08 17:43   Stoichiometry.hpappdir/Stoichiometry.hpapp
        2  2026-03-08 17:43   Stoichiometry.hpappdir/Stoichiometry.hpappnote
     1152  2026-03-08 17:43   Stoichiometry.hpappdir/Stoichiometry.hpappprgm
     7348  2026-03-08 17:43   Stoichiometry.hpappdir/storage.py
     3497  2026-03-08 17:43   Stoichiometry.hpappdir/theme.py
    20202  2026-03-08 17:43   Stoichiometry.hpappdir/ui.py
     5522  2026-03-06 12:12   stoichiometry.html
    10209  2026-03-08 17:43   train_classifier.py
---------                     -------
   372302                     35 files
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Part of the HP Calculator Archive,
Copyright 1997-2026 Eric Rechlin.