A mole of Cu (Copper) is equal to...

Write the complete balanced equation for the reaction between lead (iv) oxide (pbo2) and water (h2o).

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.

Iknow the answer to 13 is b and 14 is d. i just need to know why the correct answers are correct