can you please help.me answer these three questions please? I am really desperate and in need...

Question

Question

Question 16 3 pts Electrolysis of a solution containing Al(NO3)3 (s) to give aluminum metal is carried out using a current of

Question 22 in + ? 92Kr + 141Ba + 3 in 2330 2350 236 Am O none of the above

Question 25 3 pts lodine-123, which is used for diagnostic imaging in the thyroid, had a half-life of 13 hours. If 50.0 mg of

can you please help.me answer these three questions please? I am really desperate and in need of help.

science chemistry

Add a comment Improve this question Transcribed image text

Answer 1

Similar Homework Help Questions

can you please help.me answer these three questions please? I am really desperate and in need...

can you please help.me answer these three questions please? I am really desperate and in need of help. Question 1 Consider the following reaction: Al(s) + Fe2+ (aq) —— A13+ (aq) + Fe (s) When this redox equation is balanced, the coefficient in front of Fe (s) is 0 03 04 Question 2 Consider the following redox reaction in acidic solution: BrO3 + N2H4 Br + N2 When this redox equation is balanced, the coefficient in front of N2 is...
can you please help.me answer these three questions please? I am really desperate and in need...

can you please help.me answer these three questions please? I am really desperate and in need of help. Question 10 Consider the galvanic cell that uses Ni2+ (aq) /Ni (s) and Al3+ (aq)/Al(s) electrodes. Ni2+(aq) + 2e - Ni(s) Ered = -0.257 V Al3+(aq) + 3e Al(s) Eºred = -1.676 V Calculate AG° 0 -273.9 kJ ho O-821.6 kJ 0 -410.8 kJ +821.6 kJ O +273.9 kJ Question 11 Consider the galvanic cell that uses Ni2+ (aq) /Ni (s) and...
can you please help.me answer these two questions please? I am really desperate and in need...

can you please help.me answer these two questions please? I am really desperate and in need of help. Question 12 If an electrochemical cell has a 2 electron redox process standard cell potential of 0.110 V, calculate A Gº O 10.6 kJ 0 -10.6 kJ O 21.2 kJ 0 -212 kJ Question 13 If an electrochemical cell has a 2 electron redox process standard cell potential of 0.110 V, calculate K O 1.92 x 10-4 O 5.20 x 103 01.12...

can you please help.me answer these two questions please? I am really desperate and in need...

can you please help.me answer these two questions please? I am really desperate and in need of help. Question 31 3 pt The nucleus of the chlorine 37 atom contains 17 protons and 20 neutrons. If you add up the masses of 17 individual protons and 20 individual neutrons you would find that the mass of the nucleus of the chlorine-37 atom is the mass of the 17 individual protons and 20 individual neutrons. more than o the same as...
can you please help.me answer these three questions please? I am really desperate and in need...

can you please help.me answer these three questions please? I am really desperate and in need of help. Question 7 Consider the following cell diagram: Zn(s) | Zn2+(aq) || Cu2+(aq) | Cu(s) Going from left to right represents the flow of charge, while || represents O positive, the salt bridge O negative, the salt bridge o positive, a phase boundary o negative, a phase boundary Question 8 Consider the galvanic cell that uses Ni2+ (aq) /Ni (s) and Al3+ (aq)...
Can someone answer all #15 Questions. Thanks 12:22 AM ooo T-Mobile LTE 100% Close PROBLEM SET...

Can someone answer all #15 Questions. Thanks 12:22 AM ooo T-Mobile LTE 100% Close PROBLEM SET 10 due April 24, 2017 For each question, write the letter of the correct answer inthe column onthe right. 1. What mass of chromium can be deposited byelectrolysis of an aqueous solution of Cra(soda for 160 min using a constant current of 15.0 A? (F 9648SC/mol AO 0431 g c) 232.8 g DO 0.187g 2. Copper is electroplated from Cusoesolution. A constant current of...

Can you please answer all my questions please. I really need the answers to all the...

Can you please answer all my questions please. I really need the answers to all the questions please ORC221F/101/3/2019 48. Which of the following statements about benzene is INCORRECT? (1) All twelve atoms do not lie in the same plane (2) All the carbon atoms are sp2 hybridized (3) The C-H bonds are all the same length (4) The electrophilic aromatic substitution reaction is a common reaction type 49. Name the following compound according to the IUPAC nomenclature. (1) N-ethyl-2-bromo-2-methyl-2-pentanamine...
Can you help answer all questions? I dont know how to answer any of the question...

Can you help answer all questions? I dont know how to answer any of the question i dont know what kind of math to use PROP033: En of the Gul Pre-Laboratory Assignment 1. A student following the procedure described in this module collectes procedure described in this module collected the following data 0.0243 10 mass Mg 8 initial syringe volume, mL final syringe volume, ml barometric pressure, torr temperature, K Calculate the gas law constant. 26.5 754 298 answer 2....
Hi please can you answer 4 questions .. thanks for help Factoes hich Infuence The Rates...

Hi please can you answer 4 questions .. thanks for help Factoes hich Infuence The Rates Of Resction Name Date Prelab Question Lab Instructor Lab Section a. List the potential ehemical hazards in this experiment and tell how you wi handle them in order to make this experiment safe for you and others in the laboratory b. List the potential procedural hazards in this experiment and tell how you will handle them in order to make this experiment safe for...

can you please help.me answer these three questions please? I am really desperate and in need...

Homework Answers

Request Answer!