Im really bad at chemistry I’m so sorry :( What is Hydrogen and hydrogen peroxide common element?

What is Chlorine and sodium chloride common element?

Y=‐1x + 7 if y has a value of ‐24 what is the value of x?

Calculate the molarity of 48.0 ml of 6.00 m h2so4 diluted to 0.250 l .

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