48/2=24
24×.045=1.08
24+1.08=$25.08 to purchase the game
Answer:
Step-by-step explanation:

Answer:
18
Step-by-step explanation:
Given the equation:

You know that a lab technician finds that a sample of fluid has this pH:

Then, in order to find the hydrogen ion concentration of the fluid, you need to follow these steps:
1. Substitute the pH given in the exercise into the equation:

Multiply both sides by -1:

2. Solve for:

Remember that, by definition:

In this case, you can identify that:

Hence, substituting values and simplifying, you get:

Therefore, the answer is: