What does it mean for a bioindicator to be pollution sensitive? What does it mean for a bioindicator to be pollution tolerant?

Which of the following best explains why the end of a spoon sticking out of a cup of hot water also gets hot? question 7 options: the heat from the hot water is conducted through the spoon handle the hot water heats the air surrounding the upper part of the spoon. the hot water causes a physical change in the spoon handle. the hot water causes a chemical reaction to take place in the spoon.

What pressure will be exerted by 0.675 moles of a gas at 25*c if it is in a 0.750-l container?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)