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What is the molecular formula of the compounds created by FeCl3 + Na2CO3
A solution of 5.00g of an organic compound in 25.00g carbon tetrachloride boils at 84.8 c at 760torr. What is the molecular weight of the compound. (bpt ccl4 = 76.5 C, Kb = 5.03 C/m)
Between 0 degrees Celsius and and 30 degrees Celsius, mercury has a specific heat of 0.138 J/g*C. If 200 J of heat are removed from 100 g of Hg at 20 degrees Celsius, what will the final temperature of the Hg be
If 12.5 g of magnesium nitride is treated with water, what volume of ammonia gas would be collected at 28°C and 753 mm Hg?
Serum taken from a patient being treated with lithium for manic-depressive illness was analyzed for lithium concentration. A reading of 251 units was obtained for the intensity of the 671 nm red emission line.
0.500 g of CuI was used to couple 2.0 mL of 1-hexyne what is the mole % of the CuI catalyst that was used? This is as Cu-catalyzed diazo coupling reaction that coupled ethyl diazoacetate with 1-hexyne.
Chlorine can be generated by heating together magnesium hypochlorite and hydrochloric acid. Magnesium chloride and water are also formed.
hydrogen and 6.8 * 10^-4 mol of oxygen. How much water can be produced if the gases react?
how many liters of oxygen gas can be produced at STP from the decomposition of 0.250L of 3.00M H2O2 in the reaction according to the chemical reaction shown below 2H2O2(l) ====> 2H2O (l) + O2(g)
identify the two compounds that are likely to undergo homolytic bond cleavage, and show the mechanism for hemolytic bond cleavage.
If you have 340.0 mL of water at 25.00 °C and add 120.0 mL of water at 95.00 °C, what is the final temperature of the mixture. Use 1.00 g/mL as the density of water.
a piece of metal with a mass of147g is placed in a 50ml graduated cylinder. the water level rises from 20ml to 41ml. what density of the metal?
Use the Henderson-Hasselbalch equation to calculate the pH of a solution that is 11.5g of HF and 25.0 g
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