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When the following equation is balanced using the smallest possible integers, what is the number in front of the substance in bold type?Na2S2O3 + I2 ? NaI + Na2S4O6
With a solution in them connected by a liquid salt bridge junction filled with KNO3. In one solution you have a graphite electrode that is connected with a wire to a copper electrode in the second soution. The soution in contact with the graphite ..
Solid sodium peroxide (Na2O2) reacts with liquid water yielding aqueous sodium hydroxide and oxygen gas. How much heat is released
A common rocket propellant is a mixture that includes liquid hydrazine, N2H4, as a fuel and liquid hydrogen peroxide, H2O2, as an oxidizer. The products formed are nitrogen, N2(g), and water, H2O(g).
Some of the cyclohexane solvent vaporized during the temperature versus time measurement. Will this loss of cyclohexane result in its freezing point being recorded as too high, too low, or unaffected.
The empirical formula of a compound is found to be P2O5. Experiments show that the molar mass of the compound is 560g/mol. What is the molecular formula of the compound?
Which of the following states are Ture of the final temperature of a system where equal masses of Aluminum( Cal=0.900 J/g Celsius, Ti=75 Celsius and water (ch2o=4.284j/gcel, Ti=25 cel) are placed in contact? assume no energy losses to the surround..
Write one overall equation, using an alkali metal ion and a nitrate ion as spectator ions if needed, for the following net ionic equation: H+(aq) + OH-(aq) ? H2O(l)
The hydrochloric acid has a density of 1.18 g/ml and contains 35.0% HCl by mass. What is the percent of the metallic zinc in the original sample. Assume that the impurity in the zinc does not affect the HCl.
what is the concentration of H+ ions in a solution of hydrochloric acid that was prepared by diluting 5o.o ml of concentrated
Calculate in kilojoules per mole the energy necessary to completely remove an electron from the first shell of a hydrogen atom R infty = 1.097 times10^-2 nm^-1
If a solution contains 0.60 mol of OH^-, how many moles of H^+ would be required to reach the equivalence point in a titration. Express your answer using two significant figures.
What is the maximum amount of silver chloride that can be formed? IN GRAMS b.What is the FORMULA for the limiting reagent?
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