need answer for the #4 02 Question (1 point) The following reaction has the following standard...
CH08 Required HW 11/ 02 Question (1 point) Calculate the molarity of each of the following: 1st attempt Part 1 (0.3 point) 69.0 g LiCl in 250.0 mL of solution Part 2 (0.3 point) 26.0 g NiSO4 in 200.0 mL of solution 1 OF 18 QUESTIONS COMPLETED Part 1 (0.3 point) 69.0 g LiCl in 250.0 mL of solution Part 2 (0.3 point) 26.0 g NISO4 in 200.0 mL of solution Part 3 (0.3 point) 49.5 g KCN in 500.0...
09 Question (1 point) A beaker is filled with 175.0 ml of a sodium hydroxide solution with an unknown concentration. A 0.0200 M solution of HCI is used in the titration The equivalence point is reached when 12.1 ml of HCI have been added. 5th attempt Feedback See Periodic Table See Hint What is the initial concentration of NaOH in the beaker? 0.5 M 4th attempt > 3rd attempt > 2nd attempt 1st attempt 10 OF 11 QUESTIONS COMPLETED <...
05 Question (1 point) 3rd attempt And See Periodic Table O See H Balance the neutralization reaction of phosphoric acid with magnesium hydroxide. States of matter are not needed. 8 H2PO4+ Mg(OH)2 I > 2nd attempt 1st attempt BOF 13 QUESTIONS COMPLETED < 05/13 > VIEW SOLUTION SUBMIT ANSW o BI
04 Question (1 point) 3rd attempt See Periodic Table See Hint Feedback Complete the following neutralization reaction between an acid and a base. Do not include the states of matter in the equation, and do not write coefficients of "1" 8 1 H.CO, - 2 KOH-K,Co, +2H,0 > 2nd attempt > 1st attempt BOF 13 QUESTIONS COMPLETED C TRY AGAIN < 04/13 > • VIEW SOLUTION е со o a
automobiles and trucks pollute the air 10 Question (1 point) Automobiles and trucks pollute the air with NO. At 2000.0°C, K-for the reaction N2(g) +02(8) + 2NO(g) At 2000.0°C Kc = 4.100 x 10-4 and AH° = 180.6 kJ. 4th attempt What is the value of Ke at 21.00°C? 3.55 X 1024 > 3rd attempt 9 OF 11 QUESTIONS COMPLETED
Part 1 (0.3 point) OSeeHint Oliver, amasked crime fighter, and Malcolm, his villainous counterpart both use arrows on a regular basis. Together, they are the main consumers of arrows in their local market. Their demand schedules for arrows are given below Price per arraw $140 $90 $60 $30 S0 Oliver's demand Malcolm's demand (arrows per week] arrows per week) 20 40 60 80 30 40 50 60 Using the point plotting tool, interpret the demand schedule to plot fin oints...
03 Question (1 point) Estimate the Hºrn of the following reaction at 221°C and standard pressure. 1st attempt C,H,(8) +30,(8) ► 2002(g) +24,0(g) CH.(g) Ole) CO2(g) H2O(B) AH", kJ/mol 52.3 0 393.5 241.8 5° /molok 219.5 205. 0 213.6 188.7 AG%, kd/mol 68.1 0 -394,4 228.6 kJ/mol
ed HW 10/27/19 it 9.82 out of 14 e 10 Question (1 point) Identify the chiral center(s) in each of the molecules by clicking on the chiral carbon atoms. Selected carbon atoms will appear green. 1st attempt . See Periodic Table Part 1 (0.3 point) Hvo SUBM B OF 11 QUESTIONS COMPLETED < 10/11 > Part 1 (0.3 point) See Periodic Ta 8 OF 11 QUESTIONS COMPLETED < 10/11 > T- Part 2 (0.3 point) 8 OF 11 QUESTIONS COMPLETED...
07 Question (2 points) What is the subshell corresponding to the following sets of quantum numbers? An example of how to write your answer is 2s 4th attempt Part 1 (1 point) n-4.C-3 11OF 15 QUESTIONS COMPLETED <07/15 VIEW SOL
Part 4 (1 point) Earth (mass = 6.10 x 1027 g) moving through space at 3.20 x 104 m/s nm 5th attempt 4th attempt 3rd attempt 3 OF 23 QUESTIONS COMPLETED < 04/23 >