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Problem- Balance the following redox (oxidation-reduction) reaction under basic conditions. (Include states-of-matter under the given conditions in your answer. Use the lowest possible whole number coefficients.)
CrO42?(aq) + S2O32?(aq) ? Cr3+(aq) + SO42?(aq)
Express your knowledge to solve the above question
Assume that no heat is lost to the surroundings or to the coffee cup itself. Assume that the mass of the solution is equal to the mass of the water.
How many kilograms of CO2 are produced from the complete combustion of 1.00L of gasoline assume that the gasoline has the formula C8H18.
manganese makes up 1.3 x 10-4 percent by mass of the elements found in a normal healthy body. how many grams of
A concentration cell is constructed of two hydrogen electrodes. The pressure of H2 is 1.00 atm in each hydrogen electrode. One of the electrodes is immersed in a solution with [H+] = 1.0 M and the other in a solution with 0.62 M NH3. What will be ..
the atomic weight of a newly discovered element is 98.225 amu. it has two naturally occuring isotopes. one isotope has
Beta sheets are a type of secondary structure in proteins. A segment of a single chain in an antiparallel. sheet has a length of 172 Å . How many residues are in this segment
Chlorine is more reactive than bromine. Bromine can be prepared by adding chlorine to an aqueous solution of sodium bromide. The reaction is represented by the equation 2 NaBr(aq) + Cl2(g) = Br2(l) + 2 NaCl(aq)
Given that Kp for 2SO2(g)+O2(g)=2SO3(g) equals 3.18 at 1000K. Figure out what must be the value of Kc for this same equilibrium.
Water is about 15% denser than oil, What implications does this difference have on: An oil-based fire hazard such as burning oil slick, and cleaning up an oil spill.
The molarity of a reactant in a second-order reaction falls from 0.150M to 0.130M in 30.0s What is the instantaneous rate of disappearance of the reactant at 30.0s
What was the purpose of using aq. NaOH in aldol condensation lab? A. It acts as an electrophile on which an enolate ion can attack B. It acts as a nucleophile which can attack an electrophilic carbonyl carbon.
Problem- Ammonia gas is synthesized by combining hyrdogen and nitrogen. If you want to produce 562g of NH3, what volume of H2 gas at 56 degree Celsius and 745 mmHg is required? (r=0.08206 L(atm)/ mol(K), also assume the reaction is not an equilibr..
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