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Calculate the number of moles of oxygen gas produced from the completely catalyzed decomposition of 6.20 mL sample of a 3.5% solution of H2O2. The density of the 3.5% solution of H2O2 is 1.01 g/mL.
1)Garage that specializes in foreign cars had a small magnesium fire when a car part was ignited. The mechanic knew from his training that he should not use water but could use a dry powder like a sodium chloride based fire extinguishing powder (MET-..
25.00 mL of 0.1000 M chlorous acid, HOCl = O is titrated with 0.1000 M NaOH. Calculate the pH of the solutions when 0.00, 2.00 and 24.00 mL of the titrant was added.
What kinds of experiments could be done to determine if the shiny nugget is really gold?
With the cobalt ion equilibrium- CoCl4^2- +6 H2O -> CO(H2O)6^2+ +4Cl-, what is the effect on the [CO(H2O)6^]2+ molarity when chloride is added. which species is of the cobalt complex will increase in concentration? what else increases
Question- A crystal lattice has copper at all the face positions and nickel at all the body positions in a unit cell. What is the formula of the unit cell
What is stray light. How does it affect the performance of the spectrometer? Can one minimize it in the design of a spectrometer.
considering the given chemical reaction as nh3g cl2g rarr nh2clg hclg compute the deltah for this reaction and
Phenol and straight chain alcohol, The compound C6H5OH is a phelol, and C6H13OH is a straight chain alcohol.
How much heat is required to convert 5.0 g of ice at -10.0 ?C to liquid water at 15.0 ?C? (Assume heat capacities are independent of temperature.)
Assuming that you start with 2.00 g of sodium benzoate and 5 mL of 3M HCL, what is the limiting reagent in this reaction. you may need to calculate mmoles of sodium benzoate first.
A student investigated the physical and chemical properties of a sample of unknown gas and then investigated the gas. Which statement represents a conclusion rather than an experimental observation?
suppose that a fully charged lead-acid battery contains 1.50 of 5.00. what will be the concentration of in the battery
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