If you could take 1 step every second and one step is equal to 3 feel how many miles could you walk in a year of 365 days if you never stopped even to sleep chemistry test

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

How many moles of al3+ ions are in 1.25 moles of al2o3

What substance has a mass of 9.5g and volume of 2.1cm^3