A 2.8 L sample of carbon dioxide gas is at STP. The gas is transferred to a vessel and the volume is adjusted to 0.45 L and the temperature is brought to 340°C. What is the pressure, in mmHg, of the gas sample under these new conditions

one negative thing it that it can kill water animals. another negative thing is it can cause the destruction of ecosystem. one way water pollution can be reduced is to conserve energy.

qualitative observation deals with data that can be observed with our senses: sight, smell, touch, taste, and hearing. they do not involve measurements or numbers. for instance, colors, shapes, and textures of objects are all qualitative observations.