A chemist dilutes 8.4 L of concentrated CaO solution to 40. L volume with a concentration of 0.65 M CaO. What was the original solution’s concentration? M1V1 = M2V2

Brainliesttt me asap! the below reaction can be categorized as more than one type of reaction. which reactions are these, and what are the types of reactions?

What is the mass of 4 molecules of co2

Freezing and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.