Adjusting the half-cell ion concentrations
Which one of the following cell combinations would best be used to set up a cell with a potential of 0.50V by adjusting the half-cell ion concentrations?
[Ecell = 0.50V = Eocell - 0.0591/n * log(Q)]
Expected delivery within 24 Hours
If the reaction Fe2N (s) + 3/2 H2 (g) -> <- 2Fe(s) + NH3(g) comes to equilibrium at a total pressure of 1 atm, analysis of the gas shows that at 700 K and 800 K pNH3/pH2 = 2.165 and 1.083, respectively, if only H2 was present initially with
The solvent benzene has a normal freezing point of 5.5 C if 1.00 g of an unknown dissolves in 20.0 g of benzene gives a solution with a freezing point of 4.2 what is the molecular weight of the unknown?
Calculate the specific heat of molybdenum metal in {rm J/(g cdot ^circ C)}. The specific heat of water is 4.184{rm J/(g cdot ^circ C)}.
What is the hybridization of the central atom in SO2Cl2?
Metallic aluminum reacts with at elevated temperatures to form manganese metal and aluminum oxide. A mixture of the two reactants is 67.2% mole percent. Find the theoretical yield (in grams) of manganese from the reaction of 260 of this mixture.
A solution of caffeine in chloroform as a solvent has a concentration of 7.9 x 10^-2m. What's the percent of caffeine by mass? Calculate the mole fraction of caffeine.
What is the purpose of using a drying agent on the organic layer after a separation? How can you tell if the extracted solution is "dry"?
A compound is 40.0% C , 6.70% H, and 53.3% O by mass. Assume that we have a 100.-g sample of this compound. The molecular formula mass of this compound is 240 amu. What are the subscripts in the actual molecular formula?
1931155
Questions Asked
3,689
Active Tutors
1420741
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Based on information provided in Ch. 11 & 12, how do you define "being an adult"?
Prior to your taking this graduate HR law class you had heard of the term "gender stereotyping," but didn't know much about it.
You are a social worker working with foster children. You are making a home visit to Katie, age nine, and her foster family.
Outline a social issue that is important to you. Describe why it is important to you, why it is important from a societal perspective and how you think
Question: Jena and Ben are employees of Big City Electronics. They began to have a consensual sexual relationship.
Lifespan psychologists are unlikely to investigate both changes as well as consistencies that exist in different individuals'
Problem 1: Identify a specific theory of cognitive or moral development, and summarize the major assumptions.