Need help with question 1 and 3. please explain the correct answers. PIULHILL Questions Based on...
please i need quick help these questions are due so soon and i dont know the answers please help me thanks . Question Completion Status: QUESTION Consider the following acid-base reaction. Equilibrium for this reaction lies to the: OH H-CEC + H-CEC-H + A. right. B. Equilibrium favors neither forward nor reverse reaction. O C. left. D. It cannot be determined. QUESTION 2 Does the equilibrium of this reaction lie to the left or right? BF OH BF3 + A,...
My homework is due tomorrow and I have work! Please help me and answer these questions! I'll give a thumbs up! Electronic Structure of Atoms 1.20 Write the ground-state electron configuration for each atom. After each atom is its atomic number in parentheses. (a) Sodium (11) (b) Magnesium (12) (c) Oxygen (8) (d) Nitrogen (7) 1.21 Identify the atom that has each ground-state electron configuration. (a) 1s 2s 2p 3:23p (b) 1:2 2:22 1.23 How many electrons are in the...
e. 18 Test Your Knowledge MULTIPLE CHOICE: Choose the one best answer. 1. Each element has its own characteristic atom in which a. the atomic mass is constant. b. the atomic number is constant. c. the mass number is constant. d. Two of the above are correct. e. All of the above are correct. 2. Which of the following is not a trace element in the human body? a. iodine b. zinc c. iron d. calcium e. fluorine 3. A...