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What is the law in a chemical reaction the number of atoms present in the reactants is always equal to the number of atoms present in the products?
Wiki User
∙ 12y ago
more than in the products or less than in the products depending on the kind of chemical reaction
Wiki User
∙ 13y ago
Wiki User
∙ 12y agoConservation of Matter.
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The substances present when a chemical reaction begins?
The substances that are present when a chemical reaction begins are reactants, at the end of the reaction they form products.
Define products in a chemical reaction?
They are substances formed by a chemical reaction. All atoms that are present in the reactants are present in the product. Products are always on the RIGHT of the formula.Exothermic reaction:Ex: Reactants--->Products + EnergyEndothermic reaction:Ex: Reactants+energy--> Products...Reactants...............Products{6CO2+6H2O}--->{C2H12O6+6O2 }
What are the substances that are present before a chemical reaction starts?
The reactants exist before a reaction begins, and also the products are the result of the reaction of the reactants.
What is a substance that enters into a chemical reaction called.?
The reactant is the substance present at the start of a chemical reaction, while the product is the substance(s) formed from a chemical reaction.
What are the products and reactants of a chemical change?
The reactants are the "befores" and the products are the "afters." For example, in this chemical reaction (acid-base neutralization): HCl + NaOH -> NaCl + H2O hydrochloric acid (HCl) and sodium hydroxide (NaOH) are the reactants, and sodium chloride (NaCl) and water (H2O) are the products.
The substances present when a chemical reaction begins?
The substances that are present when a chemical reaction begins are reactants, at the end of the reaction they form products.
Are the substances that present when a chemical reaction begins the products?
The substances that are present when a chemical reaction begins are reactants, at the end of the reaction they form products.
The matirials present at the beginning of a chemical reaction are called what?
Reactants => Products
Difference with reactants and products?
The substances that are initially present and consumed in a chemical reaction are called reactants and the substance which is formed at the end of the reaction is called products..
Is it trueThe substance that are present when a chemical reaction begins are the products?
No: the substances present at the beginning of reaction are the reactants or reagents.
Define products in a chemical reaction?
They are substances formed by a chemical reaction. All atoms that are present in the reactants are present in the product. Products are always on the RIGHT of the formula.Exothermic reaction:Ex: Reactants--->Products + EnergyEndothermic reaction:Ex: Reactants+energy--> Products...Reactants...............Products{6CO2+6H2O}--->{C2H12O6+6O2 }
What is a chemical reactants and the products in the reaction?
Substances initially present in a chemical reaction that are consumed during the reaction or a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction while the end product of some chemical reactions yield products.
What are the substances that are present before a chemical reaction starts?
The reactants exist before a reaction begins, and also the products are the result of the reaction of the reactants.
What is the difference between a reactant and a product in a chemical reaction?
Substances initially present in a chemical reaction that are consumed during the reaction or a substance that participates in a chemical reaction, esp a substance that is present at the start of the reaction while the end product of some chemical reactions yield products.
What is a substance that enters into a chemical reaction called.?
The reactant is the substance present at the start of a chemical reaction, while the product is the substance(s) formed from a chemical reaction.
How many reactants and products are present in a double-replacment reaction?
2 reactants and 2 products.
How many reactants and products are present in a double-replacement reaction?
2 reactants and 2 products.
