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in reaction: 3 Mg(s)+N2(g)= Mg3N2(s), the mass propotion of Mg:N=18:7. if 3.60 g reacts with 4.20 g N2 gas so the mass of product Mg3N2 is?
A 530. g piece of copper tubing is heated to 92.0°C and placed in an insulated vessel containing 49.5 g of water at 39.5°C. Assuming no loss of water and heat capacity for the vessel of 10.0 J/K,
What is the theoretical amount of oxygen required for the fuel mixture? What amount of air is added to the fuel mixture?
Adipic acid can be prepared by the oxidation cleaveage of the CC double bond of cyclohexne. If you require 12.5g of adipic acid what volume of cyclohexene
When the compound spontaneously decomposes, the piston moves up, the temperature of the water reaches a maximum of 29.52°C, and then it gradually decreases as the water loses heat to the surrounding air.
A mixture consisting of 50 grams of ethanol and 50 grams of water is distilled using an efficient column. How much water will remain in the distillation flask the instant all of the azeotrope
Calculate kinetic energy of a 2 ton truck lumbering along at 60 mi/hr.
Garlic smell is easily noticable due to the compound that is responsible for this is Allicin , when we analysed this compaound and find out molecular formula of molar mass= 486 grams
The reaction is between furan and maleic anhydride. Using 0.19 g of furan and 0.24 g of maleic anhydride.
Predict the type of bond (ionic, covalent, or polar covalent) one would expect to form for each bond.
A scuba diver with a lung capacity of 5.2 L inhales a lungful of air at a depth of 45 m and a pressure of 5.5 atm. If the diver were to ascend to the surface (where the pressure is 1.0 atm) while holding her breath.
what is the chloride concentration ppt (W/V) of you sample? (include a standard deviation in your result) The standard deviation for the electronic balance used to weigh the AgCl is 0.15 mg.
Determine the atomic number and valence orbital that is filling for the element that would appear below radium in the periodic table.
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