Skip to main content

This link is exclusively for students and staff members within this organisation.

Unauthorised use will lead to account termination.

Previous

Decoding skeletal secrets

Next

Chemistry’s calling: mobile phones and touchscreen technology

Making and doing

Summing up fertilisers

Fotolia

The terms in red link to topics in the AQA, Edexcel, OCR, WJEC and CCEA A-level specifications, as well as the Highers/Advanced Highers exam specifications.

To calculate the relative amounts of the elements nitrogen, phosphorus and potassium in a sack of fertiliser you need to know about relative atomic mass and relative formula mass.

Your organisation does not have access to this article.

Sign up today to give your students the edge they need to achieve their best grades with subject expertise

Subscribe

Previous

Decoding skeletal secrets

Next

Chemistry’s calling: mobile phones and touchscreen technology

Related articles: