What is 6371000 in scientific notation? Select one: O a. 6.371x105 b. 6.371x10-5 c. 6.371x106 d. 6.371x10-6 What is 6371000 in scientific notation? Select one: O a. 6.371x105 b. 6.371x10-5 c. 6.371x106 d. 6.371x10-6

9 Which of the following is true regarding endocrine organ histology? a. The thyroid gland consists of rings of stratified cuboidal follicle cells surrounding colloid. b. The pancreas has an exocrine portion consisting of pancreatic islets and an endocrine portion consisting of acinar cells. c. The adrenal cortex has three zones of cells that secrete steroid hormones d. The adrenal medulla is modified nervous tissue of the parasympathetic nervous system.

Pre-Lab Study Questions 1. What property of oil makes it float on water? 2. Why would heating the gas in an air balloon make the balloon rise? 3. What is the difference between density and specific gavity? 4. How does a graph help us interpret scientific data? A. Density of a Solld (Use the "density of a solld demonstration" to collect data.) A.1 Mass of the solid A 2 Volume of the solid by displacement Initial w ater level (mL) Final water level with solid (mL) Volume of solid (mL) A 3 Calculating the density of the solid Show calculations Questions and Problems (Show complete setup) Q.1 An object made of aluminum has a mass of 8.37 g. When it was placed in a graduated cylinder containing 20.0 mL of water, the water level rose to 23.1 ml. Calculate the density and specific gravity of the object B. Density of a Liquid (Use the "Sugar-Water Experiment" to collect data) B.1 Volume of Liquid Type of liquid sugar water B.2 Mass of Liquid Mass of beaker Mass of beaker + liquid Mass of liquid B.3 Density of a Liquid Density Calculations for density) C. Specific Gravity C.l Specific gravity (Show calculations, calculated from B.3) Questions and Problems (Show complete setups) 02 What is the mass of a solution that has a density of 0.,775 g/mL and a volume of 50.0 ml? 03 What is the volume of a solution that has a specifie gravity of 1.2 and a mas of 185

ngChemistry: Drawing Structures Orawing Structures ing, Homework dback odic Table Part A 301) e the ement X Express the group number as an integer Submit Bsques Auswer vPart B rawing Structures g, Homework back dic Table Part B the ment X Express the group number as an integer Submit Part C omework Submit Reauest Answer able Part C t X Express the group number as an integer Subrnit

Business law is composed of four major types of laws: statutory, common, international. and Select one: a. administrative b. corporate Oc. intellectual O d. acquisition e. cooperative