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Compute the heat absorbed when 46.0 g of ice at-10.0 C is converted to liquid water at 85.0 C. The specific heat of ice is 2.03 j/g c, define the molar heat of fusion of ice is 6010 j/mol as well as the specific heat of water is 4.18 j/g c.
How many minutes will it take to electroplate 26.1 g of gold by running 5.00 A of current through a solution of Au+ (aq)
in reacting aluminum carbonate with hydrochloric acid 57.6 mgof carbon dioxide was formed. what is the mass of
how to calculate the mass of propylene glycol c3 h8 o2 that must be added to 0.350 kg of water to reduce the vapor
If a reaction mixture initially contains 486 of and 261 of , what is the mole fraction of when equilibrium is reached.
calculate the number of NaCl formula units formed when 190 Na atoms and 98 Cl2 molecules react? 2Na + Cl2 → 2NaCl
Provide the name of the major alkene product that results when (2S,3S)-2-bromo-3-methylpentane is treated with sodium methoxide in
Calculate the mass defect in Fe-56 if the mass of an Fe-56 nucleus is 55.921 amu. The mass of a proton is 1.00728 amu and the mass of a neutron is 1.008665 amu. Answer 3.507 amu 1.056 amu 0.079 amu 0.564 amu 0.528 amu
The equilibrium constant, Kc, for the following reaction is 77.5 at 600 K. CO(g) + Cl2(g) COCl2(g) Calculate the equilibrium concentrations of reactant and products when 0.233 moles of CO and 0.233 moles of Cl2 are introduced into a 1.00 L vessel ..
For each of the following ions identify the neutral atom that has the same number of electrons and determine if this atom has the same electron configuration. If such an atom does not exist explain why: (a) Cl-, (b) Sc3+, (c) Fe2+, (d) Zn2+, (e) S..
Calculate the mass of the deuteron given that the first line in the Lyman series of H lies at 82 259.098 cm-1 whereas that of D lies at 82281.476 cm-1. Calculate the ratio of the ionization energies of H and D.
calculate the percent yeild if 44g carbon dioxide are actually produced when 125g of C3h8 react with 160 of oxygen
Write the net ionic equation for the following molecular equation. HBr is a strong electrolyte. HF is a weak electrolyte. KF(aq) + HBr(aq)---> KBr(aq) + HF(aq)
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