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If a water electrolysis cell operates at a current of 8.1 A , how long will it take to generate 24.0 L of hydrogen gas at a pressure of 23.0 atm and a temperature of 25 C?
Explain Threshold / NOEL Levels of Chemical Toxins, What is the maximum average daily consumption(g) of such fish that would keep exposure level below the ADI or RfD for the compound?
For the reaction 2 HCl + Na2CO3 → 2 NaCl + H2O + CO2 what volume of 0.45 M HCl solution would be needed to produce 2.5 L of CO2 at STP
When 5.0 g of an unknown compound is dissolved in 200.0 g of carbon tetrachloride, CCl4, the freezing point of the solution is -31.8 degC. The freezing point of pure carbon tetrachloride is -22.3degC
A 25.00 mL sample of NaOH is titrated with 26.14 mL of 0.1750 M HCl(aq). What is the concentration of the NaOH solution
Celsius is allowed to expand into an evacuated vessel of 2.50 L volume. Does the gas do work? Explain
Beginning with 150.0 mL of 0.175 M ammonia, determine the solution's pH after an additional 25.0 mL of 0.400 M ammonium chloride is added to the solution be sure to account for the change in volume at each step.
Explain why alcl3 has a molar heat capacity that is approximately 4 times the molar heat capacity of a metallic crystal.
magnesium oxide decomposes to form 7.29 of magnesium, what mass of oxygen gas is also released in the reaction?
If O2 is collected over water at 40.0 Celsius and a total pressure of 737 mmHg, what volume of gas will be collected for the complete reaction of 23.92 g of NiO?
Half-life equation for first-order reactions: (the 1/2 in t1/2 is a subscript) t1/2=0.693/k where t1/2 is the half-life in seconds (s) , and k is the rate constant in inverse seconds (s^-1).
The heat of solution of ammonium chloride is 15.2 kJ/mol. If a 6.323 g sample of NH4Cl is added to 65.0 mL of water in a calorimeter at 24.5°C, what is the minimum temperature reached by the solution?
State the chemical reaction that took place in the patient's body.
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