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user100 [1]
3 years ago
7

Which condition must be met in order for an equation to be balanced? The elements in the reactants are the same as the elements

in the products. There are fewer elements in the reactants than there are in the products. The number of atoms in the reactants is greater than the number of atoms in the products. The number of atoms in the reactants equals the number of atoms in the products.
Chemistry
2 answers:
Taya2010 [7]3 years ago
7 0

Answer:

The number of atoms in the reactants equals the number of atoms in the products.

Explanation:

In every chemical reaction equation there are two sides; the reactants sides and the products side. The reactants side shows the species that combine to form the products. On both sides of the reaction equation, chemical species are found to be composed of atoms.

The major principle in balancing of chemical reaction equations is that the number of atoms of each element in the reactants side must be equal to the number of atoms of the same element on the products side. Once this condition is achieved, we can now say that the chemical equation is balanced.

kifflom [539]3 years ago
7 0

Answer:

The number of atoms in the reactants equals the number of atoms in the products.

Explanation:

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In a mixture of He, Ne, and Kr the total pressure is 125 kPa. The partial
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Answer:

Partial pressure of He = 73 kPa

Explanation:

Given:

Total pressure = 125 kPa

Partial  pressure of Ne = 31 kPa

Partial pressure of Kr = 21 kPa

Find:

Partial pressure of He

Computation:

Total pressure = Partial  pressure of Ne + Partial  pressure of Kr + Partial  pressure of He

125 kPa = 31 kPa + 21 kPa + Partial pressure of He

Partial pressure of He = 73 kPa

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