"A bug repellant is sprayed on one arm the other arm is not sprayed. The number of bug bites is recorded after 2 hours." What is the dependent variable? Number of bug bites 2 hours Bug spray/no bug spray

What rule is used to determine how many covalent bonds an element can form? a. the number of covalent bonds is equal to six c the number of covalent bonds is equal to five minus the group number plus the group number b. the number of covalent bonds is equal to eight d. none of the above minus the group number select the best answer from the choices provided

Which of the following is not true about the atomic model of substances?

50 points! need answer asap. what type of organic compound contains the following functional group? (2 points)