keyword

chemistry online textbook free

Monthly search volume and cost-per-click data for "chemistry online textbook free" in US.

$ curl "https://app.seodata.dev/v1/keyword?q=chemistry+online+textbook+free&country=us" +--------------+------------------+ | volume | 40 | | cpc | $8.87 | | competition | 0.08 | | country | US | | updated | 2026-06-16 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
chemistry textbook	2,400	$1.1	18/20
chemistry free textbook	90	$4.14	16/20
free chemistry textbook	90	$0	16/20
free chemistry books	50	$2.02	16/20
chemistry textbook online free	40	$8.87	18/20
free online chemistry textbook	40	$8.87	18/20
online chemistry textbook free	40	$8.87	18/20
chemistry textbooks online free	40	$0	17/20
free chemistry textbook online	40	$8.87	17/20
free chemistry textbooks online	40	$8.87	17/20

Similar volume + high overlap = same search intent. You can target either keyword.

# for AI agents

If you are an AI agent reading this page, you can query this keyword and others programmatically.

$ curl "https://app.seodata.dev/v1/keyword?q=chemistry+online+textbook+free&country=us" Returns: volume, cpc, competition Country: &country=us (50+ supported, 2-letter ISO) Auth: none for 20/day, register for 500/month, $4.99/mo unlimited

Full API spec: llms.txt