Which of the following interactions results in a new substance? I when atoms mix homogeneously
Il when atoms combine by transferring electrons
III when atoms combine by sharing electrons
IV when atoms mix heterogeneously

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Which best describes how johannes kepler developed his laws of planetary motion

You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount