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If a solution is made with 0.125M magnesium nitrate, (Mg(NO3)2), and 0.100M aqueous ammonia (NH3) will a precipitate of magnesium hydroxide form? Ksp= 1.1e-10 Kb= 1.8e-5
A 2.32-L vessel contains 4.49 g of a gas at 1.08 atm and 26.9°C. What is the density of the gas in g/L?
Determine the calculated pH of the solution if initially there is 2.0mL of CH3COOH at an initial concentration of 0.89M and 0.80mL of 1.0M Hydrochloric Acid is combined.
What are some ways to induce recrystallization (Name 3), if your solute refuses to recrystallize after performing the required 7 steps? the seven-step recrystallization procedure
why do we use water as diluent in preparing control and blank samples? are there any better blank sample than water?
Consider a steel tank whose volume is 65.0 and which contains gas at a pressure of 16500 at 21.What mass of does the tank contain?
what is the maximum number of grams of [Co(NH3)6]Cl3 that can be produced?
Which one of the following salts, when dissolved in water, produces the solution with the lowest pH
Suppose you have a copper nitrate solid. You are not sure, however, if the solid is copper (I) nitrate, CuNO3, or copper (II) nitrate, Cu(NO3)2. You dissolve a 0.1015 gram sample of this solid in water and nitric acid and then dilute it to a final..
You start with 100.0 mL of a 0.2500 M solution of NaCl sitting in a beaker. After several days you test the solution and find that it is now 0.3125 M. How much water must have evaporated?
26.0cm of a solution containinh 1.86g of X2CO3 in 250 reacted completely with 27.0cm of solution contain 3.65g of HCL per dm,calculate the molar mass of X2CO3 and relative atomic mass of X, and identify X.
Derive an expression for the instantaneous temperature as a function of the instantaneous pressure, and use it to sketch T/Ti vs P/Pi.
A quantity of 85.0 mL of 0.900 M HCl is mixed with 85.0 mL of 0.900 M KOH in a constant-pressure calorimeter that has a heat capacity of 325 J/°C. If the initial temperature of both solutions are the same at 18.24°C
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