Which is a true statement about tobacco and smoking? a. tobacco ads can be within 1000 feet of schools and playgrounds. b. no more than 5 million americans use smokeless tobacco. c. every day almost 5,000 american young people smoke their first cigarette. d. of all teens who smoke a first cigarette, only 10% will become regular smokers.

What elements have 2 electrons inthe 4s sublevel

Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2