How many moles of oxygen gas are produced from the decomposition of six moles of potassium chloride? 2KCIO3 --> 2KCI+ 3O2
A: 9 mol
B: 3 mol
C: 6 mol

A: 9 mol

Explanation:

The reaction is

The stoichiometric relation is given by

The moles of oxygen gas produced in the given reaction is .

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

geosphere and hydrosphere.

this is because the geosphere has to do with geological events, while the hydrosphere controls all water on earth.