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If the heat released during condensation goes only to warming the iron block, what is the final temperature (in ) of the iron block? (Assume a constant enthalpy of vaporization for water of 44.0.)
A new temperature scale was invented by a scientist named Pat and is called the Patrius scale. On her scale, water froze at 35°P and boiled at 280°P. What Celsius temperature is equal to 150° P?
Determine whether each compound is an Oxide, Peroxide, Superoxide, or something else: Na2O, BeO2, Rb2O2, Ba(O2)2, SrO. Determine whether each oxide would be Acidic, Basic, or Amphoteric: BaO, Cl2O7, Li2O, Al2O3, SO2.
The addictive painkiller morphine, C17H19NO3, is the principal molecule in the milky jiuce that exudes from unripe poppy seed capsules. Calculate the pH of a 0.0227 M solution of morphine, given that Kb = 7.9E-7.?
What is the volume of 290. mL of oxygen gas at 112°C and 790. mm Hg if the conditions are adjusted to STP? Assume the amount of gas is held constant.
Ethyl acetate can be prepared from ethanol as the only organic starting material.
If all of these tires were burned with complete efficiency, by how much (in tonnes) would Earth's current atmospheric load of C02 increase
Urea { (NH2)CO } is used for fertilizer supplyingnitrogen to the soil. Calculate the number of N atoms foundin 1.68 * 10^4g of urea.
Battery acid is 35% sulfuric acid in water and has a density of 1.29g/ml. What is the mass of sulfuric acid in 1.00L of battery acid?
An 0.758 mol sample of neon gas at a temperature of 18.0 oC is found to occupy a volume of 24.0 liters. The pressure of this gas sample is. answer in mm Hg please.
What mass of H2 forms if 12 grams of Zn reacts with 7 grams of HCl?
explain how to identify a molecular compound based on a: chemical formula and on a systematic name
How much heat is liberated at constant pressure if 0.834 g of calcium carbonate reacts with 48.9 mL of 0.668 M hydrochloric acid? CaCO3(s) + 2HCl(aq) > CaCl2(aq) + H2O(l) + CO2(g); DeltaH = -15.2 kJ
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