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Q: Is the number before a chemical formula indicates how many molecules are involved in a chemical reaction?
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Related questions

What is a coefficient in science?

a coefficent in physical science means:a number in front of a chemical formula in an equation that indicates how many molecules or atoms of each reactant and product that are involved in a reaction


Reaction that break apart large molecules are involved in which type of digestion?

chemical


What does a balanced chemical equation convey to a chemist?

A balanced equation indicates the chemical formulas for the substances involved in the reaction and the number of molecules or moles of each substance in the reaction. This enables a chemist to calculate the amount of each reactant needed to produce a desired quantity of product.


What general terms does a chemical equation indicate?

Chemical formulas of reactants and products; number of molecules involved in the reaction.


Does an equation indicates the number of atoms of each product and each reactant involved in a reaction?

Not quite. A properly balanced an equation indicates the number of atoms of any elemental product and any elementalreactant involved in a reaction, along with the number of molecules of any molecular compound product and any molecular compound reactant involved in the reaction. The original sentence is deficient because in any chemical reaction, there must be at least one non-elemental product or reactant.


Molecules involved in a chemical reaction must collide to react What is this concept called?

Collision Theroy


What is the name of a number in front of a chemical formula in an equation called?

This is the number of molecules or atoms involved in the reaction.


What are the two coefficients?

In a chemical equation, coefficients represent the no. of molecules or atoms involved in a complete chem. reaction.


How is heat involved in chemical changes?

Heat increases the speed at which the molecules move, thus increasing the speed of the reaction.


How do the coefficients in a balanced equation compare quantites of two substances?

These coefficients show the number of molecules involved in the chemical reaction.


How are reactant elements or molecules different than the compound produced in a chemical reaction?

reactant elements and molecules are used in a chemical reaction, they are not mixed or combined or produced in a chemical reaction.


What does a coefficients tell you?

That would depend on the coefficient in question. ------------------------------------------------------------------------------A coefficient indicates how many molecules or atoms of each reactant & product are involved in a reaction. -<3