Mastering Chemical Equation Balancing

Is this equation balanced?

• Yes

• No

Is this equation balanced?

• yes

• no

• Not enough information

• Left side is balanced

Which of the following is the correctly balanced equation for the reaction between hydrogen gas and oxygen gas to form water?

What is a common mistake when balancing chemical equations?

• Changing the subscripts of compounds

• Adding coefficients to balance the equation

• Using the same number of atoms on both sides

• Writing the correct chemical formulas

• 3

• 4

• 5

• 10

In a real-world application, why is it important to balance chemical equations in the manufacturing of pharmaceuticals?

• To ensure the correct dosage of active ingredients

• To make the process faster

• To reduce the cost of production

• To improve the colour of the product

Which of the following equations is balanced?

• 1

• 2

• 3

• 4

Which of the following is a real-world application of balancing chemical equations in environmental science?

• Calculating the amount of pollutants produced by a factory

• Designing a new type of plastic

• Creating a new flavour of soft drink

• Developing a new type of battery