Nitrogen gas at 300 K occupies a volume of 500 ml. To what temperature should it be heated to lower the volume to 250 ml Answer in K.

Naoki's bicycle has a mass of 10 kg. if naoki sits on her bicycle and starts pedaling with a force of 168 n, causing an acceleration of 2.8 m/s2, what is naoki's mass?

Which of these is an intensive property of a substance

One similarity and one difference between an element and a mixture of elements