What is the definition for the word theory

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 is the overall order of reaction for rate = k[no]2[o2]

Using the periodic table, complete the table to describe each atom. type in your answers