Use The Chemical Equation To Answer The Question.$\[ 2 O_2 + CH_4 \rightarrow ? H_2O + CO_2 \\]How Many Molecules Of Water Are Produced In The Reaction?A. One B. Eight C. Four D. Two

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Introduction

Chemical equations are a fundamental concept in chemistry, representing the transformation of one or more substances into another. These equations are crucial in understanding the chemical reactions that occur in various processes, from industrial manufacturing to natural phenomena. In this article, we will delve into the world of chemical equations, focusing on balancing chemical equations and using them to answer questions about the products of chemical reactions.

What is a Chemical Equation?

A chemical equation is a representation of a chemical reaction, showing the reactants (substances that undergo a chemical change) and products (substances formed as a result of the chemical change). The equation is written in a specific format, with the reactants on the left side and the products on the right side, separated by an arrow. The arrow indicates the direction of the reaction.

Balancing Chemical Equations

Balancing chemical equations is a crucial step in understanding chemical reactions. It involves ensuring that the number of atoms of each element is the same on both the reactant and product sides of the equation. This is achieved by adding coefficients (numbers in front of the formulas of reactants or products) to balance the equation.

The Importance of Balancing Chemical Equations

Balancing chemical equations is essential for several reasons:

  • Accurate Representation of Chemical Reactions: A balanced equation accurately represents the chemical reaction, showing the correct number of reactants and products.
  • Conservation of Mass: Balancing chemical equations ensures that the total mass of the reactants is equal to the total mass of the products, which is a fundamental principle of chemistry.
  • Predicting Reaction Outcomes: A balanced equation helps predict the outcome of a chemical reaction, including the products formed and the amount of each product.

Balancing the Given Chemical Equation

The given chemical equation is:

2O2+CH4→?H2O+CO2{ 2 O_2 + CH_4 \rightarrow ? H_2O + CO_2 }

To balance this equation, we need to ensure that the number of atoms of each element is the same on both sides.

Step 1: Count the Number of Atoms of Each Element

Count the number of atoms of each element on both the reactant and product sides:

  • Reactants:
    • O (oxygen): 2 x 2 = 4
    • H (hydrogen): 1 x 4 = 4
    • C (carbon): 1
  • Products:
    • O (oxygen): ? (unknown)
    • H (hydrogen): ? (unknown)
    • C (carbon): ? (unknown)

Step 2: Balance the Equation

To balance the equation, we need to add coefficients to the reactants and products. We will start by balancing the carbon atoms, as there is only one carbon atom on both sides.

  • Balance Carbon Atoms:
    • Add a coefficient of 1 in front of CO2 to balance the carbon atoms.

Step 3: Balance Oxygen Atoms

Next, we will balance the oxygen atoms. There are 4 oxygen atoms on the reactant side, so we need to add a coefficient of 2 in front of H2O to balance the oxygen atoms.

  • Balance Oxygen Atoms:
    • Add a coefficient of 2 in front of H2O to balance the oxygen atoms.

Step 4: Balance Hydrogen Atoms

Finally, we will balance the hydrogen atoms. There are 4 hydrogen atoms on the reactant side, so we need to add a coefficient of 2 in front of H2O to balance the hydrogen atoms.

  • Balance Hydrogen Atoms:
    • Add a coefficient of 2 in front of H2O to balance the hydrogen atoms.

The Balanced Chemical Equation

The balanced chemical equation is:

2O2+CH4→2H2O+CO2{ 2 O_2 + CH_4 \rightarrow 2 H_2O + CO_2 }

Conclusion

In conclusion, balancing chemical equations is a crucial step in understanding chemical reactions. By following the steps outlined in this article, we can balance a chemical equation and accurately represent the chemical reaction. The balanced chemical equation shows the correct number of reactants and products, ensuring that the total mass of the reactants is equal to the total mass of the products.

Answer to the Question

The question asks how many molecules of water are produced in the reaction. Based on the balanced chemical equation, we can see that 2 molecules of water are produced in the reaction.

The final answer is: D. two

Introduction

Chemical equations are a fundamental concept in chemistry, representing the transformation of one or more substances into another. These equations are crucial in understanding the chemical reactions that occur in various processes, from industrial manufacturing to natural phenomena. In this article, we will delve into the world of chemical equations, focusing on balancing chemical equations and using them to answer questions about the products of chemical reactions.

Q&A: Balancing Chemical Equations

Q1: What is a Chemical Equation?

A chemical equation is a representation of a chemical reaction, showing the reactants (substances that undergo a chemical change) and products (substances formed as a result of the chemical change). The equation is written in a specific format, with the reactants on the left side and the products on the right side, separated by an arrow. The arrow indicates the direction of the reaction.

Q2: Why is Balancing Chemical Equations Important?

Balancing chemical equations is essential for several reasons:

  • Accurate Representation of Chemical Reactions: A balanced equation accurately represents the chemical reaction, showing the correct number of reactants and products.
  • Conservation of Mass: Balancing chemical equations ensures that the total mass of the reactants is equal to the total mass of the products, which is a fundamental principle of chemistry.
  • Predicting Reaction Outcomes: A balanced equation helps predict the outcome of a chemical reaction, including the products formed and the amount of each product.

Q3: How Do I Balance a Chemical Equation?

To balance a chemical equation, follow these steps:

  1. Count the Number of Atoms of Each Element: Count the number of atoms of each element on both the reactant and product sides.
  2. Balance the Equation: Add coefficients to the reactants and products to balance the equation.
  3. Check the Balance: Check that the number of atoms of each element is the same on both sides.

Q4: What is the Difference Between a Balanced and Unbalanced Chemical Equation?

A balanced chemical equation has the same number of atoms of each element on both the reactant and product sides. An unbalanced chemical equation has a different number of atoms of each element on both sides.

Q5: Can You Give an Example of a Balanced Chemical Equation?

The balanced chemical equation for the combustion of methane is:

CH4+2O2→CO2+2H2O{ CH_4 + 2 O_2 \rightarrow CO_2 + 2 H_2O }

Q6: How Do I Determine the Number of Molecules of a Product Formed in a Chemical Reaction?

To determine the number of molecules of a product formed in a chemical reaction, look at the balanced chemical equation. The coefficient in front of the product formula shows the number of molecules of that product formed.

Q7: What is the Importance of Balancing Chemical Equations in Real-World Applications?

Balancing chemical equations is crucial in real-world applications, such as:

  • Industrial Manufacturing: Balancing chemical equations helps predict the outcome of chemical reactions, ensuring that the products are formed in the correct amounts.
  • Environmental Science: Balancing chemical equations helps understand the chemical reactions that occur in the environment, such as the formation of pollutants.
  • Medicine: Balancing chemical equations helps understand the chemical reactions that occur in the body, such as the metabolism of drugs.

Q8: Can You Give an Example of a Real-World Application of Balancing Chemical Equations?

The production of ammonia (NH3) is a real-world application of balancing chemical equations. The balanced chemical equation for the production of ammonia is:

N2+3H2→2NH3{ N_2 + 3 H_2 \rightarrow 2 NH_3 }

Balancing this equation helps predict the outcome of the reaction, ensuring that the products are formed in the correct amounts.

Q9: How Do I Know if a Chemical Equation is Balanced?

A chemical equation is balanced if the number of atoms of each element is the same on both the reactant and product sides. You can check if a chemical equation is balanced by counting the number of atoms of each element on both sides.

Q10: What is the Final Answer to the Question: How Many Molecules of Water Are Produced in the Reaction?

The final answer to the question is: D. two