A reaction occurs when solid X is placed into solution Y As a result, the marture Atenews on veren by
The temperature rises another 2°C when more of solid X is added to the solution. What do this indicates the heat of
adding more solid?
It increased the number of molecular collisions,
It decreased the number of molecular collisions,
I decreased the space between the molecules and lowered the reaction rate
It increased the space between the molecules and increased the reaction rate