The coldest temperature ever recorded in virginia was 3 degrees below zero how would you represent this temperature as an integer

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Which part of earth’s surface receives the most direct rays from the sun? a) equator b) ocean c) poles d) mountains

Alidded glass container is filled with a colored gas. after a period of time, it is observed that the gas is uniformly spread throughout the box and that the movement has slowed considerably. next, a warm iron plate is carefully placed under the box. why is there resumed movement of the gas in the container?