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A solution is 0.020 M in each Ca2+ and Cd2+. What would be the resulting concentrations of the ions if the solution were adjusted to a pH of 12?
What must the oxygen content (in percent by volume) be when the total pressure exerted on the diver is 4.0 atm?
a chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium
A fossil is found to have a 14C level of 75.0% compared to living organisms. How old is the fossil
certain anesthetic contains nbspcho by 64.9 13.5 21.6 nbspby mass. determine the molecular formula of the compound at
coal can be used to generate hydrogen gas a potential fuel by the following endothermic reaction.cs h2og lt gt cog
what is the partial pressure of helium? If the two flasks are connected through a stopcock and the stopcock is opened, what is the partial pressure of argon?
The total volume of hydrogen needed to fill the Hindenberg was 2.0x10^8 L at 1.00 atm and 25 C. How many kilojoules of energy were evolved when it burned?
The specific gravity of iron is 7.87, and the density of water at 4.00 degree celcisus is 1.00 g/cm3 . You can use this information to find the density of iron. Find the volume occupied by 5.50 g of iron.
The unbalanced equation for the reaction is... BrO3^-(aq) + Sb^3+ (aq) ---> Br^-(aq) + Sb^5+ (aq) Calculate the amount of antimony in the sample and it percentage in ore.
Hydrogen Sulfide gas has toxicity comparable to Hydrogen Cyanide, but because of its intense odor its presence is observed at concentrations well below toxic levels.
The formula thionyl chloride is SOCL2. This compound is a very powerful drying agent in the synthetic chemistry industry as it reacts completely with water according to the following unbalanced equation
If you are given a 0.31 g piece of sodium metal to react with water, how many moles of HCl would it take to neutralize the sodium hydroxide produced
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