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Question- The specific heat of water is 4.184 J/g c and that of aluminum is .89 J/g c. Will 1 gram of water or 1 gram of aluminum have the biggest increase in temperature upon the addition of 4.184 J? Explain.
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Write a chemical equation for thermal decomposition of CrCl3*6H2O, based on observation that blue litmus paper moistened in condensation of heated compound/crystals turned pink, indicating presence of an acid.
Teaspoon of salt weighs about 5g and contains 2,300mg of sodium. Determine the amount of sodium that has been actually been added, in grams.
What mass of ethane gas (C2H6) must burn in excess oxygen to produce 2.00 x 103 kJ of heat, given the thermochemical equation. 2C2H6(g) + 7O2(g) ? 4CO2(g) + 6H2O(l) ?H = -3.12 x 103 kJ
A solution is made by dissolving 0.687 mol of nonelectrolyte solute in 797 g of benzene. Compute the freezing point and boiling point of the solution. Constants may be found here.
Calculate the theoretical yield of [Co(NH3)4CO3]NO3 from the mass of Co(NO3)2x6H2O employed. Co(NO3)2x6H2O is the limiting reagent.??? 4.5g of ??Co(NO3)2x6H2O was used and 5.007g of [Co(NH3)4CO3]NO3 was resulted.
Explain what happens when a mineral acid reacts with an amine. State the equation showing how an amine reacts with HCl.
Two different proteins X and Y are dissolved in aqueous solution at 37 C. The proteins bind in a 1:1 ratio to form XY. A solution that is initially 1.00 mM in each protein is allowed to reach equilibrium. At equilibrium, 0.18 mM of free X and 0.18..
What are the degeneracy of the first six levels for an electron in a cubicul (3-dimensional) box with box length, L = L(x) = L(y) = L(z) = 1.00pm
What would be the mathematical sign for the energy change (positive for endothermic or negative for exothermic) for each of the following processes. Explain the reasoning for each choice:
Determine whether each of the following compounds would be best represented by an ionic or a covalent Lewis structure.
If 37.3g of CO2 is produced in the reaction of C2H2 with O2 to form CO2 and H2O, how many grams of H2O are produced?
A sample containing 15ug of Scandium Sc-45 is irradiated to where 0.01% of the atoms have captured a neutron and become Sc-46. Half life 831d. Explain what is the activity of the sample upon removal from the reactor and 45 days later
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