One liter of oxygen gas, O2, and 3L of sulfur dioxide gas, SO2, react to form gaseous sulfur trioxide, SO3, at a given temperature and pressure. How many liters of SO3 can be produced at the same temperature and pressure?

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)

the population of unionid mussels in the hudson river decreased after zebra mussels were introduced. zebra mussels, a nonnative species, competed with the unionid mussels for food. the zebra mussels were able to outcompete the unionid mussels, allowing the zebra mussel population to increase dramatically over six years. the unionid mussel population decreased due to a lack of food.

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