BROVANA Â® (arformoterol tartrate) Inhalation Solution is a long-acting beta 2-adrenergic agonist (LABA) indicated for the long-term, twice-daily (morning and evening) maintenance treatment of bronchoconstriction in patients with chronic obstructive pulmonary disease (COPD), including chronic bronchitis and/or emphysema.
The oil drop experiment was performed by Robert A. Millikan and Harvey Fletcher in 1909 to measure the elementary electric charge (the charge of the electron). The experiment entailed observing tiny electrically charged droplets of oil located between two parallel metal surfaces, forming the plates of a capacitor.
2. Bromine Add chlorine water drop by drop to 1 mL of 0.1 M KI solution in a test tube until there is a definite change in the color of the mixture. Identify the colored product, using CCl 4. 3. Iodine (a) For the apparatus in Figure 12-3 use a 50 mL beaker with an evaporating dish.