UP Board Class 12 th Chemistry paper 1 is scheduled to be held on February 20, 2018, and Paper 2 will be held on February 22, 2018. Students find chemistry a difficult subject because of the chemical ...

Watch this video to learn how to balance a chemical equation through the use of 3 key rules. To balance an unbalanced equation, you need to add numbers to the left of one or more formulae. Here is one ...

“THE inability to balance a chemical equation is a most common difficulty to students of chemistry.” The author has attempted to remedy this very common weakness, and in addition to a concise ...

Students learn how to write and balance equations originally stated in words. Word Equations and Balancing: The law of conservation of mass is used to provide standard rules for writing and balancing ...

CBSE Class 10 Science revision notes for Chapter 1 Chemical Reactions and Equations are available here. These notes are entirely according to the latest CBSE syllabus of Class 10 Science. Check these ...

When using chemical formula it is possible to calculate the percentage composition of the chemical. This can be useful when extracting metals from ores or when making fertilisers for specific plants.