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Please advise if PB2+(aq) reacts with the following metals Zn(s), Cu(s) and Pb(s). I also need to know the reduction, oxidation and redox equations for the reactions. Please assist. This is required for my lab report. Thanks
A sample of ethane vapor is added to the same flask until the total pressure is 1.45 atm . What is the partial pressure of argon,PAr , in the flask?
The diameter of the cylinder is 0.5m. and the piston height is 1m. a.what is the mass of the weights on the cylinder? b.You heat the gas to 1000k. how high will the cylinder rise? c.How much work will the engine provide?
A solution is prepared by dissolving 4.9g sucrose in 175g water. Explain what the boiling point of this solution is. Sucrose is s non electrolyte.
The meniscus of mercury curves downward at the edges. Explain using the concepts of cohesion and adhesion.
If you were transferring 0.2 mL of stock solution to another vial in order to begin performing a 1:5 serial dilution, what volume of DI water must be added to complete the dilution?
Two kilograms of steam contained in a horizontal frictionless piston as well as cylinder initially at 250C and 4.81m3 are cooled isobarically until the volume decreases by 19.5%. Presume that heat is transferred at 190C.
ethylene glycol antifreeze has a density of 1.11 gcm3.a. what is the mass in grams of 410 ml of ethylene glycol?b. what
Methyl orange is made by diazotizing the sodium salt of sulfanilic acid (p-aminobenzenesulfonic acid) followed by coupling with N,N-dimethyl aniline. Write equations for these reactions,giving the structure of methyl orange.
Assuming that the peaks are Gaussian, calculate the % resolution, i.e. calculate the area under the first peak which lies to the left of half way between the two peaks.
A nurse administered 2.60mL of a radioisotope solution that has an activity of 115 mu Ci/mL. What total dose of the radioisotope did the patient receive
typical industrial electrolysis cells can produce approximately 6kg of F2 in a 24 hours day. At what current (A) are these cells operating for this to be true
Suppose that the microwave radiation has a wavelength of 12.4 . How many photons are required to heat 215 of coffee from 25.0 to 62.0 ? Assume that the coffee has the same density, 0.997 , and specific heat capacity, 4.184 , as water over this tem..
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