keyword

free online chemistry textbooks

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

$ curl "https://app.seodata.dev/v1/keyword?q=free+online+chemistry+textbooks&country=us" +--------------+------------------+ | volume | 40 | | cpc | $0 | | competition | 0.07 | | country | US | | updated | 2026-06-13 | +--------------+------------------+

# related keywords

Keywords with overlapping search results, ranked by SERP similarity.

keyword	volume	cpc	overlap
chemistry textbook	2,400	$1.1	10/20
chemistry textbooks online	170	$2.66	14/20
free chemistry textbooks	90	$3.55	15/20
chemistry books online	70	$2	13/20
free chemistry books	50	$2.02	10/20
chemistry online textbook free	40	$8.87	10/20
free chemistry textbook online	40	$8.87	10/20
free online chemistry textbook	40	$8.87	10/20
chemistry book online free	20	$0	12/20
free chemistry books online	20	$0	11/20

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=free+online+chemistry+textbooks&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