Given the balanced equation representing a reaction: 2NO+O2 → 2NO2 The mole ratio of NO to NO2 is?

What is avogadro’s number, and why is it useful

Condensation happens when water vapor cools. true or false? ?

27 drag each label to the correct location on the image. a particular exosolar system has five planets in total: a, b, c, d, and e. the table lists the orbital periods of these planets in days. planet orbital period (days) a 600 b 80 c 1,000 d 500 e 100 move each planet to its orbit in the system.