Carbon dioxide. Carbon dioxide (chemical formula CO2) is a colorless gas with a density about 60% higher than that of air (1.225 g/L) that is odorless at normally encountered concentrations. Carbon dioxide consists of a carbon atom covalently double bonded to two oxygen atoms.
You should only do ballet in pregnancy if you are used to it. Ballet stretches can place a lot of pressure on your joints, especially your pelvic joints, and standing on one leg can cause pain in your pelvis.
Answers. Best Answer: Since you're about to have a baby any minute, your desire to be a dance teacher is going to have to be put on hold for awhile. It takes many years of intensive training (at least 15 hours of classes a week) to get to a level where you are able to teach dance classes.