Question

What do these two changes have in common?

mixing glue and laundry powder to create putty
acid rain weathering a marble statue
Select all that apply.
Both are only physical changes.
Both are changes of state.
Both are chemical changes.
Both are caused by heating.

Answer 1

both are chemical

Step-by-step explanation:

think about the composition of the actual elements. how are they changing? is it a phase change or an exterior change that can BE REVERSED?