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A balanced chemical reaction obeys the law of conservation of mass, because the same number of atoms of each element must appear on both sides of the equation for the reaction, and in any actual reaction, the same exact atoms will be found on both sides of the equation.

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If a chemical equation is not balanced it violates what law?

If a chemical equation is not balanced, it violates the Law of Conservation of Mass. This law states that matter cannot be created or destroyed in a chemical reaction, so the number of atoms of each element must be the same on both sides of a balanced chemical equation.


When a chemical equation contains the same number of atoms on both sides is the equation balanced?

Yes, a chemical equation is considered balanced when the same number of each type of atom is present on both the reactant and product sides of the equation. This ensures that mass is conserved during the reaction.


When is a chemical equation considered balanced?

The reason why Chemical equations are balanced is because each side of the equation must have the same amount of atoms, it is impossible to, for example, have this side with 3 O and that side with 4 O. How to check: Here's a really good and famous example(Guranteed your cehmistry teacher will mention this some day!): CaO + H2O = Ca(OH)2 Is it balanced? There's one Ca(Calcium) on one side, same with the other side. (Balanced!) There's 2 Oxygen on one side, same with the other.(OH)2 Means two Oxygen, two Hydrogen.(Balanced!) There's 2 Hydrogen on both sides as well(H2). So the whole thing's balanced! If it's not balanced, you can't change the numbers, you have to change the number in front. e.g. in the chemical equation of photosynthesis, there's a 6H2O. That means that there is 12 hydrogen and 6 Oxygen, change that "6" at the front to balance stuff. If there's no number at the front, that's the same as "1".


Is AgNo3 NaCl 4AgCl 2NaNo3 balanced?

No. It must have the same number of each as reactants and products. AgNO3(aq) + NaCl(aq) -> AgCl(aq) + NaNO3(aq)


Is SO2 plus O2---SO3 balanced?

S8 + 12O2 = 8SO3.Since there are 8 sulfur on the left, you must have 8 on the right, so 8SO3. Now you have 24 oxygen on the right, so you need 24 on the left. Multiplying O2 by 12 balances it.

Related Questions

What is a balanced chemical equation Why should chemical equations be balanced?

A balanced equation is when the amount of molecules reacting are equal to the amount of molecules being produced. Chemical equations must be balanced because no energy/mass is ever lost when a reaction takes place. This is because atoms are simply arranged.


What chemical equation is properly balance?

The reactants must be balanced correctly with reactants.


Is a chemical equation balanced when each sum of molecules is the same?

No, a chemical equation is balanced when the number of each type of atom is the same on both sides of the equation. This means that the total mass and charge is conserved in a balanced chemical equation.


Why must chemical equations must be balanced?

Chemical equations need to be balanced to satisfy the law of conservation of mass, which states that mass is neither created nor destroyed in a chemical reaction. Balancing the equation ensures that the same number and types of atoms are present on both sides of the reaction, maintaining mass consistency.


If a chemical equation is not balanced it violates what law?

If a chemical equation is not balanced, it violates the Law of Conservation of Mass. This law states that matter cannot be created or destroyed in a chemical reaction, so the number of atoms of each element must be the same on both sides of a balanced chemical equation.


How do you use chemical equation in a sentence?

To correctly determine the balanced chemical equation, one must make sure that the products are appropriately relating to the reactants and make sure that the equation is balanced with the lowest coefficients. That should help.


How do you kow when a chemical equation is balanced?

The number of atoms for reactants and products must be equal.


What must be the same on both sides of a balanced chemical equation?

The number of atoms for each element must be the same on both sides of a balanced chemical equation. This ensures the law of conservation of mass is upheld, meaning that no atoms are created or destroyed during a chemical reaction.


How do you use the word chemical equation in a sentence?

To correctly determine the balanced chemical equation, one must make sure that the products are appropriately relating to the reactants and make sure that the equation is balanced with the lowest coefficients.


Is NaCl H2O a complete and balanced chemical equation?

NO!!!! This is just two independent substances, viz. sodium chloride (NaCl) and water (H2O). However, they can be the produces of an acid/alkali reaction. Hydrochloric Acid(HCl) + Sodium Hydroxide(NaOH) produces sodium chloride (NaCl) and water (H2O). Here is the BALANCED Chemical reaction. HCl(aq) + NaOH(aq) = NaCl(aq) + H2O(l) The sodium chloride remains in solution in the water. To isolate it, you need to evaporate off the water, whereupon white crystals of sodium chloride (table salt) will appear.


How does a. balanced chemical equation show that mass is never lost or gained. in a chemical reaction?

Because the Balanced equation can correctly add the reactants and it will equal the sum of the products.If a chemical equation is balanced correctly, there will be the same number of each element on both sides. Since each element has a given and known mass, the total mass on each side of the balanced equation must be equal.


How does a balanced chemical equation show that mass is never lost or gained in a chemical reaction.?

Because the Balanced equation can correctly add the reactants and it will equal the sum of the products.If a chemical equation is balanced correctly, there will be the same number of each element on both sides. Since each element has a given and known mass, the total mass on each side of the balanced equation must be equal.