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Solid iron reacts with liquid water to produce solid iron(III) oxide and hydrogen gas. Balance the redox reaction. What is the oxidizing agent in the redox reaction and what is the total number of electrons transferred in the reaction?
A weak acid HA (pKa = 5.00) was titrated with 1.00 M KOH. The acid solution had a volume of 100.0 mL and a molarity of 0.100 M. Find the pH at the following volumes of base added and make a graph of pH versus Vb:
The annual production of sulfur dioxide from burning coal and fossil fuels, auto exhaust and other resources is about 26 million tons. the equation for the reaction is S + O2= SO2.
a balloon has a volume of 1.20 L at 24 degrees C. the balloon is heated to 48 degrees C. calculate the new volume of the balloon.
Consider the combustion of methanol: 2 CH3OH(g) + 3 O2(g) 2 CO2(g) + 4 H2O(g). If CO2 is produced at the rate of 0.8 mol/s, what is the rate of consumption of O2?
A welder uses 20 gallons of gaseous acctylene (C2H4). What volume of O2 gas measured at the same conditions is consumed Given the following equation
For the following electrochemical cell Co(s)| Co 2+ (aq, 0.0155 M)|| Ag+ (aq, 3.50 M)|Ag(s) Write the net cell equation. Phases are optional. Do not include the concentrations.
The mixture is ignited with a spark and it reacts to form H2O (l)liquid water. determine the temperature of water?
2.50g of KClO3 decomposes by the equation: 2KClO3=2KCl+3O2. What volume of O2 is produced at 25 degree C and a pressure of 750 mmHg
Determine the average atomic mass of helium, which has two isotopes having atomic masses 4.0026 amu and 3.0160 amu.The relative abundance of the two isotopes is 99.9999 percent and 0.0001 percent, respectively.
draw the structure of the major organic product in the following hydroboration-oxidation reaction. sia siamyl
Calculate the mass of Zinc hydroxide (Zn(OH)2) that will dissolve in 500ml of pure water. The solubility constant for zinc hydroxide is 4.2*10^-17
(i) Arrange the following compounds in the order of increasing melting points: (a) He, (b) NH3, (c) LiBr, (d) Ar, (e) CsBr, (f) PH3, (g) CsI, and (h) RbBr. (ii) Separately, also arrange these compounds in the order of increasing boiling points.
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