Can you complete this riddle?

What is black when you buy it, red when you use it, and grey when you throw it away?

What is it that when you take away the whole, you still have some left over?

What has four fingers and a thumb, but is not living?

I have keys but no locks. I have space but no room. You can enter, but can't go outside. What am I?

I can only live where there is light, but I die if the light shines on me. What am I?

What flies when it's born, lies when it is alive, and runs when it is dead?

What word is spelt incorrectly in the dictionary?

Every night I am told what to do, and each morning I do what I'm told. But I still don’t escape your scold. What am I?