Solid copper(II) sulfate can be found in two forms, anhydrous and hydrated. One of these forms is blue, whereas the other is white. The change between the two forms can be reversed. blue form $\rightleftharpoons$ white form Which form is the blue form, and by what method is the change from the blue form to the white form caused?
- Ablue form: anhydrous; change to white form: add water
- Bblue form: anhydrous; change to white form: heat
- Cblue form: hydrated; change to white form: add water
- Dblue form: hydrated; change to white form: heat