Set 1 substances are called ionic compounds and Set 2 substances are called covalent molecules. Write a simple rule that will allow you to classify compounds as ionic or covalent on the basis of what you have learned from the model.

one state would change   like louisiana to texas. thats a change

explanation:

organisms are more likely to be more preserved in mud than sand because mud is moist and wet, while sand is very dry.

a gas, having a molecular weight of 13 kg/kmol and a kinematic viscosity of 0.25 cm2/s, flows through a pipe 0.25 m internal diameter and 5 km long at the rate of 0.4 m3/s and is delivered at atmospheric pressure.

1 is the answer to this problem