Yes because I went through college and learned this
Answer:19. He says that he’s been really tired since several weeks ago. 20. A friend of us is going to pick us up at the airport. 21. I’ve worked like a waiter in the past, but I wouldn’t want to do it again. 22
Explanation:
It would be 1A bc then the +1 charge will cancel out chlorine’s -1 charge
