Assuming nitrogen is an ideal gas, we use the relation PV=nRT tp predict what will happen to the system. From the equation, nR/P is constant. So, if the sample is cooled to 72K then volume would decrease. This decrease in volume would affect the density of the substance. It would increase its density. Therefore, the answer would be density.
The boy is reading a book when the old man approaches him based on "The Alchemist" story by Paulo Coelho. The old man approaches Santiago and questions him about the book that Santiago is reading. Santiago did not want to answer the question at first, but the old man relentlessly questions him about the book.
2 a boarding school for needy boys
Answer:
No: they can have an opinion, not a say.
Explanation:
Your family can have a first impression/opinion, but they shouldn't have a say in who you marry. If you love that person, you should be with them. Your family shouldn't judge that, or try to make you choose someone else.
It’s either B or D. The ear can’t lie back. But also memories can’t make strange sounds. You can eliminate A and C.
