indicate the number of equivalents in each of the following. 1) 2 mol Mb2+ 2) 0.1...
Problem 9.16 Calculate the number of equivalents in each of the following: Part A 0.6 mole of Mg2+ Express your answer using one significant figure. ANSWER: Eq Part B 0.3 mole of H+ Express your answer using one significant figure. ANSWER: ha m Part C 5 moles of CI Express your answer as an integer. HI ANSWER: AI Eq Part D 2 moles of Fe3+ Express your answer as an integer. ANSWER: Eq
Calculate the number of equivalents in each of the following: A.) 5 moles of K+ B.) 2 moles of OH− C.) 5 moles of Ca2+ D.) 4 moles of CO2−3
Calculate each of the following quantities in 0.180 mol of C6H14O. 1. Calculate the number of moles of C (nC). Express your answer with the appropriate units. 2. Calculate the number of moles of O (nO). Express your answer with the appropriate units. 3. Calculate the number of atoms of H (NH). Express the number of atoms numerically. 4. Calculate the number of atoms of C (NC). Express the number of atoms numerically.
Q7 Suppose 0.1 mol/L aqueous solutions of each of the following substances 0-6 are prepared. From the following 1-6 choose the one that has the highest osmotic pressure. HCI 2 NH 3 KCI Na2SO4 6 CH3COOH 6 C&H 206
Indicate the polarity of each bond with a polar arrow: 1) N – B 2) N – O 3) C – S 4) S – O 5) N – H 6) Cl – O an explanation would be helpful please
Give the oxidation number for each atom in the following elements and ions: Br2 Cu2+ Ni O3 Li+ S8 Ca F- P3- H- Fe3+ Ox #: For ionic compounds made of monoatomic ions, the oxidations numbers are assigned based on the monoatomic rule above. Give the oxidation number for each atom in the following ionic compounds: Compound Cation Cation oxidation number Anion Anion oxidation number NaCl Na+ +1 Cl- -1 LiF CuS
3. Indicate the nucleophilic group and the electrophilic group in each of the following reactions. then draw curved arrows to show the electron flow: H H-N: H-CI: Н (a) H-N H Н (b) HJ - :0: :O: (c) Cl: Cl-APCI: C : H-CI: A-CI: CF: 4. The following reaction has a small, positive AG and takes place slowly at room temperature:
For each of the following galvanic cells (1) write out the conventional (overall) cell reaction and the two half reactions of which it is composed, (2) calculate the actual E for each cell a. Pt Br (aq) (0.75 M), Br2 (aq) (0.1 M)||Ci' (0.6 M) Cl2(Q) (0.2 atm), Pt b. Ag AgCl(), Cl- (0.5 M) || MinO4 (0.02 M), Mn2+ (0.15 M), H* (0.1 M) | Pt c. Cd Ca(NH3)42+ (0.04 M), NH3 (aq) (0.1 M) || Fe3+ (0.6 M),...
2. (8 pts) Indicate the number of signals each of the following compounds would show in their 'Hand C NMR spectra: OME 'H_ "C 'H_ _"8C H " 'H_ 1
1. Predict the ions.-40 pts. major products in the following CI CI 1. NaH (I mol) 2. CH,Br (1mol 0 CI Cl C. 1. Nall (3 mol) H,Br (I mol) 1. Predict the ions.-40 pts. major products in the following CI CI 1. NaH (I mol) 2. CH,Br (1mol 0 CI Cl C. 1. Nall (3 mol) H,Br (I mol)