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Select the strongest interparticle force(s) present in Mg3N2.
hydrogen bondselectrostatic (ionic)covalent bondsdipole-dipole forcesVan der Waals forces (London dispersion)
calculate enthalpy change for the quantity of zinc reacted. Be sure to follow the significant figures convention in the answer you report.
A solution is made by mixing 506 mL of water and 198 mL ethanol. What is the concentration of ethanol in units of volume/volume percent.
The nuclide As-76 has a half-life of 26.0 hours. If a sample of As-76 weighs 344 g, what mass of As-76 remains after 538 minutes.
During this reaction, P4 + 5O2 → P4O10, 0.800 moles of product was made in 15.0 seconds. What is the rate of reaction
Nitrosyl bromide, NOBr, is 34 percent dissociated at 25 deg. C and the total pressure is 0.25 atm. Calculate kp and kc for the dissociation.
If the pressure increases to 800. torr, how many moles of gas were added to the container? Assume a constant-volume container.
If the pressure exerted by ozone, O3, in the stratosphere is 3.0*10^-3 atm and the temperature is 250 K, how many ozone molecules are in a liter?
this solution was added 1.960 grams of KI and 50.00 mL of a 0.00923 M KIO3 solution. The excess I3- was titrated with 50.00 mL of a 0.02000 M Na2S2O3 solution. What was the mass percent of arsenic trichloride in the original sample?
Consider the reaction 2KClO_3(s)\rightarrow 2 KCl(s)+3O_2(g) and the following table of values: Substance Delta G (kJ/mol) KClO_3(s) -296.3 KCl(s) -409.2 O_2(g) 0 State whether it would be worthwhile to investigate finding a catalyst to use in thi..
what are the ground state electron configuration of the elements in period 2 of this alternate reality?
A spoon was silver plated electrolytically in a Silver nitrate solution. If 0.750 grams of silver was deposited on the spoon at a constant current of twenty mili amperes, determine how long in hours did the electrolysis take?
What mass of water would need to evaporate from your skin in order to dissipate 1.7 × 105 J of heat from your body? H2O(l) → H2O(g) ΔHvap = 40.7 kJ/mol
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