A dune buggy winds over sand dunes in the desert, going a distance of 1500 meters in 180 seconds. What is the average speed, in meters per second rounded to the nearest hundredth, of the dune buggy?

Achemist who studies water samples did a demonstration of how to test for lead in water. she added a clear solution of potassium iodide to a clear solution of lead nitrate. then a yellow swirling solid formed in the liquid. what is most likely true about the yellow solid?