Drag each tile to the correct location on the table. Classify the sentences based on whether they describe a physical change or a chemical change.
Bubbles form when a can of soda is
opened.
Bubbles form when baking soda is
added to vinegar.
The shape of an ice cube kept on a
kitchen counter changes.
The shape and color of a sugar cube
change on burning.
Bubbles are seen in water when it is
heated.
Physical Change
Chemical Change

the enthalpy of formation of water is given as -285.8kj/mol, which states that the enthalpy of formation is negative.

negative enthalpy of formation indicates that the heat is released during the reaction process. the heat is released from reaction to the surroundings the enthalpy is expressed with a negative sign with the energy given out in the reaction process.

the formation of water takes place by giving out heat which is -285.8 kj/mol.

16

explanation:

the marks go by 4s

catya that's not even a b or c