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A solution is made by mixing 12.0 g of NaOH and 79.0 mL of 0.200 m HNO3.
Write a balanced equation for the reaction that occurs between the solutes.
Calculate the concentration of Na+ ion remaining in solution.
Calculate the concentration of NO3- ion remaining in solution.
How many grams of sodium lactate must be added to a 1.00L solution of .400M lactic acid to make a buffer with a pH of 3.7??
What volume of carbon dioxide measured at STP will be formed by the reaction of 1.43 mole of oxygen with 0.900 mole of ethyl alcohol?
An additional atm pressure of HI is admitted to the con- tainer, and it is allowed to come to equilib- rium again. What is the new partial pressure of HI?
What is the velocity (m/s) of a doubly protonated ion with a m/z ration of 324.9, which has been accelerated to a kinetic energy of 0.75 MeV?
Explain What is the concentration of the HCl, A 25.00 mL sample of HCl of unknown concentration is completely neutralized with 25.00 mL
draw the shape of the molecules and give the orbital geometry around the central atom; the molecular geometry; and give the hybridization state
Consider a glass of 254 mL of water at 25°C. Calculate the mass of ice at -15°C that must be added to cool the water to 10°C after thermal equilibrium is achieved.
The elements X and Y form a compound that is 33.33% X and 66.67% Y by mass. The atomic mass of X is twice that of Y.What is the empirical formula of the compound?
When mixed HCl an acid and NaOH a base will react with each other. a) Write the balanced neutrali zation equation for this reaction
how many moles of excess reactant are present when 2.90*10^2 ml of .182 M sulfuric acid reacts with .423 L of .170 M sodium hydroxide to form water and aqueous sodium sulfate?
Calculate the maximum wavelength of light with sufficient energy to dissociate a diatomic chlorine molecule into chlorine radicals.
If the antiacid selected for the analysis is know to contain only milk of magnesia how could this procedure be midified
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