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Titanium (IV) oxide (TiO2) is the substance used as the white pigment in paint. It is prepared according to the following reaction: TiCl4 (s) + O2 (g) -----> TiO2 (s) + 2Cl2 (g) How much titanium (IV) chloride must react with excess oxygen to prepare 175 grams of the pigment if the reaction is only 85% efficient (% yield)?
if 162 of wet is collected over water at 24 and a barometric pressure of 736 how many grams of have been consumed? the
Consider the following reaction: 2 HI(g) -> H2(g) + I2(g) If 3.55 moles of HI(g), 0.550 moles of H2, and 0.630 moles of I2 are at equilibrium in a 1.00 L container at 915 K
What mass of methane, CH4, is contained in a 500.-mL sample of CH4 at STP?
A sample of oxygen gas has a volume of 545 mL at 35°C. The gas is heated to 151ºC at constant pressure in a container that can contract or expand. What is the final volume of the oxygen gas
A 269 mg sample of rock was found to have 2.45 × 10-6 mol of potassium-40 (t1/2 = 1.3 × 109 yr) and 2.45 × 10-6 mol of argon-40. How old was the rock? What assumption is made about the origin of the argon-40?. Enter your answer in scientific notat..
the iodine be located on the same carbon with opposite placement
What is the molarity of a solution if 4.50 g NaF is dissolved in enough water to make 250.0 mL of solution?
a gaseous mixture of and contains 36.8 nitrogen by mass. what is the partial pressure of oxygen in the mixture if the
given that the mass ratio of na sodium to f fluorine in sodium fluoridenaf is 1.211. determine how much fluorine was
magnesium ion solution and another electrode composed of silver in a 1.0 M silver ion solution, connected by a salt bridge. Calculate the standard potential for this cell at 25 °C. Standard reduction potentials
What mass of ethanol, C2H5OH a nonelectrolyte, must be added to 10.0 L of water to give a solution that freezes at -10.0C? Assume the density of water is 1.0 g/mL. Kf of water is 1.86C/m.
What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.250L of 0.290 M Nal?
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