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Answer:They indicate the number of molecules of each substance
Explanation:
When we write chemical reaction equations, we usually put a number before the symbol of each reactant.
These coefficient shows the number of molecules of that specie that is involved in the balanced reaction equation for the reaction.
These coefficients are important because they are used in carrying out stoichiometric calculations.
Answer:
A moraine is a ridge. It is formed when till is deposited at the edge of a glacier. Till is the mixture of sediments that a glacier deposits directly on the surface. Till is made up of many particles of many different sizes.
Explanation:
On quizlet
The products and reactants weigh the same since u have to balance out the equation to have an equal number of molecules on bothsides
Formation of a precipitate
