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Find the empirical formula of a compound that is made of 48.38% carbon, 8.12% hydrogen, and 53.5% oxygen by mass.
Calculate the pH during the titration of 30.00 mL of 0.1000 M NaOH with 0.1000 M HCl after 30.31 mL of the acid
suppose a student comes to lab unprepared and has not written the appropriate physical data for the solvents to be used
100.0 g of nickel at 150 °C was placed in 1.00 L of water at 25.0 °C. The final temperature of the nickel-water mixture was 26.3 °C.
Find out What mass of the NaHCO3 reacts with the vitamin C When the tablet dissolves in H2O, it "fizzes" because the reason for this is the CHO3 reacts with the citric acid(C6H8O7 a weak organic acid) and the vitamin C?
Many of us have already had experiences with some or all of the prewriting techniques that we've reviewed in this lesson. We've also probably had varying degrees of success utilizing particular techniques. Please pick a strategy that you've used i..
If the initial concentration of the reactant in a first order reaction is .5 mols/L and the half life is 500 seconds, calculate the concentration of the reactant 1200 seconds after initiation of the reaction?
ionization energy involves completely removing an electron from an atom. what wavelength of light is required to remove
A 0.170-mole quantity of NiCl2 is added to a liter of 1.20 M NH3 solution. What is the concentration of Ni2 ions at equilibrium
Calculate the theoretical yield of ammonia produced by the reaction of 100g of H2 gas and 200g of N2 gas.
calculate the pH of this solution after the addition of 4.46 mL of 5.9 M nitric acid. The Kb of ethylamine is 6.4x10-4 some help would be awesome
Soggy french fries drenched in Vinegar, which is a 0.83M solution of acetic acid. If the acetic acid in vinegar is 0.47% dissociated, calculate Ka for acid. What is the pH of this solution
1 if 50 kj of heat are given off by a chemical reaction in aqueous solution and all the heat is absorbed by the
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