Can someone help me with these two questions? Real answers or else I will report for the first person that answers I will give brainliest!

What is the overall order of reaction for rate = k[no]2[o2]

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

Which method would be best to separate a mixture of sand and gravel