45:06 What most likely occurred during this demonstration? In a science demonstration, a teacher mixed zinc (Zn) with hydrogen chloride (HCI) in a flask and quickly attached a balloon over the mouth of the flask. Bubbles formed in the solution and the balloon inflated. O The Zn and HCl both retained their identity. O Either Zn or HCI, but not both, retained its identity. Evaporation of one of the substances occurred. O One or more new substances formed. Mark this and return Save and Exit Next Submit