Which one of the following statements about orbital hybridization is incorrect? A. Carbon atom in CH4 is sp3 hybridized
B. Phosphorus atom in PCl5 is sp3d hybrized
C. Boron atom in BCl3 is sp2 hybrized
D. Oxygen atom in H2O is sp2 hybrized
E. Nitrogen atom in NH3 is sp3 hybridized

Maria wants to determine which type of disinfectant kills the most bacteria. which of the following is the best way for maria to determine this? a. ask ten different companies that make disinfectants which type is best. b. put the same amount and species of bacteria on ten identical plates, and add ten different kinds of disinfectant to each plate. c. interview ten different people to determine which type of disinfectant they prefer. d. put the same amount and species of bacteria on ten identical plates, and add a different disinfectant to each plate.

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Indicate whether the specified alkyl halides will form primarily substitution products, only elimination products, both substitution and elimination products, or no products when they react with sodium methoxide. 1-bromobutane 1-bromo-2-methylpropane 2-bromobutane 2-bromo-2-methylpropane