Can someone help explain this to me!!

A titration is completed using 25 mL of HCL with an unknown concentration. 30 mL of .10 M NaOH solution are added to neutralize the acid.

1. How do I balance this equation in steps

2 how do I find the Molar Ratio

Transportation is the largest single source of air pollution in the united states. air pollution can harm the environment and human health. which technology could offer a solution to this problem? mufflers that reduce noise motors that run on electricity tires that improve gas mileage

What is the percent composition of ca(oh)2? 37.7% ca, 53.0% o, and 10.3% h 45.5% ca, 38.2% o, and 16.3% h 54.0% ca, 43.0% o, and 2.7% h 64.7% ca, 27.0% o, and 8.3% h

How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate