A tiny plant is placed in a sealed jar that contains moisture and plant food. The jar is allowed to sit in the sun. After a few days, the plant has grown a few inches taller. Will the mass of the sealed jar
(with its contents) increase, decrease, or stay the same over the course of the two days. Explain.

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?

Ill give u brainliest pls how is mass of carbon conserved during cellular respiration

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg