Explain what scientists might be able to learn about the seawater that existed millions of years ago by studying rocks that came into contact with seawater at that time in the past. Use evidence from the text to support your inference. https://www. readworks. org/student-workspace/0d910348-a61b -4232-9612-d4d3bc91712b#!wsTab:text /

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?