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According to the following balanced reaction, how many moles of NO are formed from 8.44 moles of NO2 if there is plenty of water present? 3 NO2(g) + H2O(l) = 2 HNO3(aq) + NO(g)
1. a quantity of 0.20 mol of carbon dioxide was heated to a certain temperature with an excess of graphite in a closed
Butane C4H10 is a component of natural gas that is used as fuel for cigarette lighters. The balanced equation of the complete combustion of butane is
Kc is 1.67x10^20 at 25*c for the formation of iron(III) oxalate complex ion: Fe^3+(aq)=3C2O4^2-(aq) >>>[Fe(C2O4)3]^3-(aq) If 0.0200 M Fe3+ is initially mixed with 1.00 M oxalate ion, what is the concentration of Fe3+ ion at equilibrium? Please sho..
A water balloon with a volume of 260.0 L has launched at 20 degrees celcius at sea level where the atmospphereic pressure is 1.00 atm.
Evaporation and its Effects on PCP and Cresol, We are asked to explain the phenomena of how 1 gram of liquid water at 35 degrees C
Identify the substance produced in the liver that helps catalyze this reaction.
Write a balanced net ionic equation for the reactions, if any, that occur between (a) FeS(s) and HBr(aq); (b) K2CO3(aq) and CuCl2(aq); (c) Fe(NO3)2(aq) and HCl(aq)
A student has sample of HNO3 of 340 ml at 25 degrees celsius and add water of 110 ml at 95 degrees celsius then determine the final temperature of the mixture
The half life of polonium-210 is 138.4 days. How many milligrams of polonium-210 remain after 415.2 days if you start with 2.0 mg of the isotope?
What is the gauge pressure of the gas in this mercury manometer if h = 53 mm and the atmospheric pressure is 781 mmHg? What is the absolute pressure of the gas?
An Ice cube tray holds 325 grams of water. If the water initially has a temperature of 25 C, how many kilojoules of heat must be removed to cool and freeze the water 0 C?
Elements from the alkali metals will combine in what ratio with the chalcogens. Covalent bonding is showing what type of interaction between electrons
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