Memorize over 170 chemical structures by practically drawing and using Spaced Repetition algorithm

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Chemical Structures SRS

Draw the structure, then rate your memory!

Choose a subject: All Subjects General Chemistry Organic Chemistry Biochemistry Common Drugs & Molecules A Level Chemistry O Level Chemistry Medicinal Chemistry Inorganic Chemistry Physical Chemistry Analytical Chemistry Olympiad Chemistry (IChO / IJSO) GRE Chemistry & University Level Advanced Chemistry (IUPAC / Professional)

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Meta-Analysis using R-Project-based Metafor, and Online calculator (R-Project-Shiny-based)

This online calculator has been developed using R-Project (4.4.1), RStudio 2025.05.0 Build 496. It is made using packages, including shiny, shinydashboard, metafor, readr, DT, ggplot2, plotly, broom, and rmarkdown..

Check my other online advanced statistical tools here:

1. Structural Equation Modeling using Lavaan package in R - https://jeepakistan.blogspot.com/2025/07/structural-equation-modeling-sem-using.html

2. Meta-analysis using Odds Ratio (OR) in Microsoft Excel - https://jeepakistan.blogspot.com/2025/06/meta-analysis-using-odds-ratio-or-in.html

3. Meta-analysis using Cohen's d in Microsoft Excel - https://jeepakistan.blogspot.com/2025/05/meta-analysis-using-cohens-d-in.html

4. Meta-analysis using Correlation (r) in Microsoft Excel - https://jeepakistan.blogspot.com/2025/05/meta-analysis-using-correlation-r-in.html

N5 JLPT - Practice writing Japanese Characters - Five at a time - Part 13

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N5 JLPT - Practice writing Japanese Characters - Five at a time - Part 12

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Filter Data Based on Active Cell Value - An illustration