Lead iodide and lead carbonate are insoluble. Which 2 soluble salts could you use in the preparation of each substance? Write
a.) a word equation
b.) a symbol equation
c.) an ionic equation
to represent the reaction taking place.

How does a sample of helium at 15 degree celsius compare to a sample of helium at 215 k? a) the helium at 15 degrees celsius has a higher average kinetic energy that the sample at 215 k. b) the helium at 15 degrees celsius has lower nuclear energy that the sample at 215 k. c) the helium at 15 degrees celsius has slower- moving atoms that the sample at 215 k. d) the helium at 15 degrees celsius has smaller atoms than the sample at 215 k.