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Calculate the number of moles of H2O formed when 0.200 mole of Ba(OH)2 is treated with 0.500 mol of HClO3 according to the chemical reaction shown below.Ba(OH)2 + 2 HClO3 ----> Ba(ClO3)2 + 2 H2O
A sugar syrup solution contains 15.0% by mass of sucrose C12H22O11. The syrup has a density of 1.06 g/ml
Write the reactions for the preparation of the diaonuim salt for the coupling of the salt with the sodium salt of 2-napthol. 2. Write the reaction of the sodium salt of para red when treated with 1 M H2SO4. Why does a precipitate form?
An aqueous solution is 36.0 % by mass potassium bromide, KBr, and has a density of 1.33 g/mL. determine the mole fraction of potassium bromide in the solution?
What is the structure (including functional groups)? Stereochemistry (racemic or single enantiomer)?
H2C2O4(aq), Ka1 = 6.5 x 10-2 and Ka2 = 6.1 x 10-5. Don't forget that Kw = 1 x 10-14. Then Determine K for the reaction
Determine the value of the solubility-product constant if solubility of T3U2 =4.24× 10-20 mol/L.?
what is the theoretical yield of aluminum oxide if 2.40 mol of aluminum metal is exposed to 2.10 mol of oxygen
A mixture of helium and neon gases is collected over water at 28.0 C and 745 mmHg. if the partial pressure of helium is 368 mmHg, what is the partial pressure of neon?
Calculate the pressure of a helium sample at -207.3°C and 768 mL if it exerts a pressure of 175 kPa at 25.0°C and 925 mL
A mixture of NaCl and NaBr has a mass of 2.08g and is found to contain 0.78 of Na.What is the Mass of NaBr in the mixture.
calculate the number of moles of gas generated when 0.165grams of aluminum reacts with hydrochloric acid
Gas stoichiometry and Percentage of calcium carbonate in the sample
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