Balanced equations are used to allow chemists to calculate how much product they will produce from their reactants. The co-efficients in balanced equations represent the number of moles reacting and ...

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 ...

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.

NCERT Class 10 Science Chapter 1 Intext Question Answer: Chemical Reactions and Equations are an important part of the Class 10 Science curriculum that helps students understand the various types of ...

Chemical Reactions: A chemical reaction is a process where the substances 8unbdergo a change in their chemical composition. The substances that enter the reaction are called reactants that are then ...