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How much heat (in kJ) is required to warm 16.0g of ice, initially at -11.0 C, to steam at 112.0 C? The heat capacity of ice is 2.09 J/g*C and that of steam is 2.01 J/g*C. ?
How many grams of LiCl are needed to make a saturate solution with 300 grams of H2O if the molality of the solution is 19.7.
Determine how many moles of carbon dioxide should be combined to the system to bring the equilibrium carbon monoxide concentration to 0.715 mol/L?
Determine the mass of the liquids in grams if this liquid is added to the beaker the combined mass becomes 238.254 grams? Given that the mass of beaker=225.08 g?
What property of the atom did Moseley associate with the wavelength of X-rays emitted from an element in his experiments?
How much heat energy, in kilojoules, is required to convert 65.0g of ice at 18.0 degrees celcius to water at 25.0 degrees celcius.
?Hf0 for the formation of rust (Fe2O3) is -826 kJ/mol. How much energy is involved in the formation of 5 grams of rust.
Compute pH and [OH-] for each of the following solutions. (a) 8.1×10-2M Na2CO3, (b) 0.15M NaCN
Tank full of water (H2O)is open at the top with the hole near the bottom the area of which is 0.25 m^2 and the cross section area of the tank =1 m^2 determine what is volumetric flow rate out of the hole.
Determine How much sodium hydroxide (in grams) is required to form 546 mL of solution with a pH of 10.00?
Describe each reaction and provide the name of all the chemical formula involved for each number.
How many moles of Allyl Sulfide (C3H5)2S in 23.2g? How many H atoms are in 0.85 mole of allyl sulfide?How many atoms of Carbon are in 4.20 X 10^23 molecules of allyl sulfide.
Four (4.00) moles of a perfect gas at 250.0 K and 1.50 bar pressure undergo a reversible isothermal compression until the pressure becomes 3.00 bar.
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