When heated, KClO3 decomposes into KCl and O2. 2KClO3⟶2KCl+3O2

If this reaction produced 84.2 g KCl, how many grams of O2 were produced?

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.

How will the emission of an alpha particle affect the atomic number of an atom

Compared with the freezing-point depression of a 0.01 m c6h12o6 solution, the freezing-point depression of a 0.01 m nacl solution is