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Chlorine was passed over 1.30 g of heated titanium, and 4.20 g of a chloride-containing compound of Ti was obtained. What is the empirical formula of the chloride-containing compound?
A box contains a mixture of small copper spheres and small lead spheres. The total volume of both metals is measured by the displacement of water to be 432 cm^3 and the total mass is 4.32 kg
Cobalt Chloride in varying concentrations Spectrophotometer set to a Wavelength = 510 nm % Transmission = experiment #1 = 31.62, experiment #2 = 89.13 and experiment #3 = 98.86
If a 0.350g tablet of NaOH is added to 100ml of 0.6 M H3PO4, how much water will be produced?
Assume that O2(g) and H20(g) can be described by the van der Waals equation of state. Decide which between 1 mole of O2 and H20 has the highest pressure at the same value of T and V
Given 100 g of hot tea at 90 C what mass of ice at -10 C must be added in order to obtain a final temperture of 10 C
calculate the diameter of the ball. The density of water is ?w = 1.000 g/cm3, the density of styrofoam is ?foam = 0.0950 g/cm3 and the acceleration due to gravity is g = 9.81 m/s2.
If 29.10 mL of a 0.145 M nitric acid is required to neutralize 50.00 mL of barium hydroxide solution, what is the molar concentration of the base?
You are given 5.00 mL of an H2SO4 solution of unknown concentration. You divide the 5.00-mL sample into five 1.00-mL samples and titrate each separately with 0.1000 M NaOH.
Calculate the pH at each of the following points in the titration of 50.0 mL of a 0.65 M B(aq) with 0.65 M HCl(aq} (a) before addition of any HCl
Explain why the form of the equilibrium constant for a chemical transformation can be predicted from its stoichiometric coefficients whereas
Epsom Salts is a hydrate, which means that a certain number of water molecules are included in the solid structure. The formula for epsom salt can be written as MgSO4* X H2O
What is the internal energy of an ensemble of 1 mole of particles having two non-degenerate electronic energy levels separated by 1000cm^-1 at 1310K?
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