Calculate the energy released from the reaction when 8.5g of O2 are reacted

What is the number of moles in 15.0 g ash3?

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Right anwser gets marked brainliest newton's discovery concerning how fast an object will change speed is the: 1st law 2nd law 3rd law universal gravitation