The answers are letters B and D. They are not soluble in water and the hydrogen-oxygen ratio is different. Good luck!
Just walk out and if you end up getting in trouble tell them you really needed to go and couldn't wait anymore.
Answer:
true
Explanation:
everyone loves being helped.
Obsessive–compulsive disorder (OCD) is amental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly (called "rituals"), or havecertain thoughts repeatedly. People are unable to control either the thoughts or the activities for more than a short period of time.