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Question- A current of 4.38 A is pass through a Fe(NO3)2 solution. How long (in hours) would this current have to be applied to plate out 8.80 g of iron?
Write your solution in appropriate format and provide references
The boiling point of another member of this homologous series was found to be 309 . What is the likely molecular formula for this compound
In an experiment 20ml of 0.20M NH4OH is titrated with 0.25M HCl. What is the pH at the equivalent point
a proton in a linear accelerator has a de broglie wavelength of 128 pmwhat is the speed of the
CuO has the distorted PtS structure. Describe the arrangement of the copper and oxygen atoms
identify any intermediatesin the mechanism. write the rate law for each elementary reactionin the mechanism. D) if the first step is slow and the second one is fast
What mass of AgBr would precipitate from this mixture? (Ksp of AgBr is 5.4x10^-13 & Kf of Ag(CN)2^1- is 1.0x10^21)
Explain what is the lead (II) ion concentration in a solution prepared by mixing 381mL of 0.437 M lead (II) nitrate with 433mL of 0.362 M sodium fluoride. The Ksp of lead (II) fluoride is 3.6 × 10-
For the reaction NO(g) + 1/2O2(g) NO2(g) at 750 Celcius, What is the relationship between Kc and Kp. If the Kp =4.213x10^-6, what is the Kc
What is the molarity of calcium hydroxide solution if the titration requires 74.70 ml of the acid to reach the endpoint?
A 0.158 grams sample of this compound was dissolved in water, as well as an excess of sulfuric acid was added to form barium sulfate what is the mass of barium sulfate that was found to be0.124 grams as well as what is the formula of the original ..
Assuming the mixture has the same specific heat (4.184J/goC) and density (1.00 g/cm3) as water, calculate the heat (in J) transferred to the surroundings, qsurr.
If all the {{N}}2 and {{H}}2 are consumed, define what volume of {{NH}}3, at the same temperature and pressure will be produced
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