Will vs going to

I still don't know if I ____________ attend the ball or not.

Michael is deciding where we ____________ hike on our next camping trip.

We ____________ camp at Ayapata Camp on our second day.

She ____________ view the exhibit at the museum at 4 p.m.

Our group ____________ not know where we will stay until we get there.

I ____________ buy a wool blanket for my mom on the trip.

The artist never knows what exactly she ____________ paint when she starts.

They always say that they ____________ write more in the new year.