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-A stable molecule will form from an atom of nitrogen and an atom of oxygen. the proper name and formula of this compound would be:1)Oxygen Nitrogen,ON 2)Nitrogen Oxygen, NO 3)Oxygen nitride,ON 4)nitrogen oxide,NO
-Which of the following polyatomic ions is a cation? 1)sulfate 2)sulfite 3)ammonium 4)carbonate 5)cyanide
-Sulfur Forms a compound with nitrogen with the formula S4N4. The proper full name for this compound is___.
1)Sulfur Nitrogen 2)Sulfur cyanide 3)Sulfur Tetranitrogen 4)sulfur tetranitride 5)tetrasulfur tetranitride
What is the percent purity of the calcium hydroxide if the titration requires 21.42 mL of the acid to reach the endpoint
How much energy is emitted when electron in hydrogen atom undergoes a transition from n=5 to n=2 level. what is the wavelength of this emission. what is the frequency
Calculate the entropy change when 100 g of argon is heated and compressed from 300 K, 1.0 atm, to 900 K, 17 atm
Silicon tetrafluoride reacts with F- to produce the hexafluorosilicate ion, SiF6 2-. GeF4 behaves similarily, but CF4 does not. (A) Draw Lewis structures for SiF4, GeF6 2-, CF4. What is the hybridization of the central atom in each species
The molar mass of cellulose is approximately 6.0 x 105 g/mol and the molar mass of a soluble starch is on the order of 4.0 x 103 g/mol. The monomer unit in both of these molecules has the emperical formula C6H10O5.
a graduated cylinder contains 10.0ml of water. if the volume of a single water molecule is 2.99 x 10e-23 cm e3 how many
An evaluation of R was performed, following the procedure described in this module. The barometric pressure was 736 torr, the temperature was 295k and volume of hydrogen gas collected was 35.6 mL.
For the reaction N2(g)+O2(g) >>> 2NO2(g), Kc=8.3X10^-10 AT 25*C. What is the concentration of N2 gas at equilibrium when the concentration of NO2 is five times the concentration of O2 gas
what is the maximum mass of aspartame you can add to 2.00kg of pure water and still have the solution freeze.
How many liters of hydrogen gas are formed from the complete reaction of 1.12 mol of c? Assume that the hydrogen gas is collected at a pressure of 1.0 atm and temperature of 325 k.
calculate the amount of heat transfered when 24.0 g of CH3OH decompose at constant pressure. delta H is 126.4 kJ
Ammonia (NH3) can be commercially manufactured using a variety of different processes. Feedstocks for these various processes range from wood, peat, coal, natural gas or oil. What different processes can be used to manufacture ammonia NH3
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