A small balloon containing baking soda has a mass of 4 grams. A student adds 10 ml. of vinegar to a 100-gram glass bottle. The student stretches the opening of the balloon over the mouth of
the bottle mixing the baking soda and vinegar inside the bottle. Once the balloon is inflated, the
student finds the mass of the balloon, bottle, and their contents to be 116 grams. What was the
mass of the vinegar originally in the bottle