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Question- If a water electrolysis cell operates at a current of 7.7A , how long will it take to generate 23.0L of hydrogen gas at a pressure of 26.0atm and a temperature of 25?C?
Show all work, use additional paper if necessary.
The nitrogen gas above was collected over water, the volume of 'wet' nitrogen produced at 23C and 99.5kPa was 14.81mL. Explain what was the percentage yield. The vapor pressure of water at 23C is 2.81kPa
At 699 K, deltaG = -23.25 kJ for the reaction H2(g) + I2(g) --> 2HI(g). Calculate deltaG for this reaction if the reagents are both supplied at 5.0 atm pressure and the product is at 1.00 atm pressure.
A rubber balloon was inflated with helium gas and floated in the air. The next day, the balloon was somewhat smaller and no longer floated.
we add 10 ml of 0.1 m naoh to 100 ml of solution containing 0.1 m ch3co2h and 0.1 m ch3co2-. ka 1.8 x 10-5 using the
Anhydrous, primary standard sodium thiosulfate can be prepared from the pentahydrate, Na2S2O3 5H2O. How many grams of primary standard should be dissolved in 500.0 mL of water to make a 0.040 M solution
what reaction will take place between sodium bicarbonate and hydrochloric acid? please show balanced equation. help
Calculate the pH of the solution resulting from the addition of 10.0 mL of 0.10 M NaOH to 50.0 mL of 0.10 M HCN (Ka = 4.9 x 10-10) solution.
Draw all products of the reactions of 4-Chloro-2-methylpentane with NaCN and AgCN. Identify the reaction mechanisms and draw resonance structures
Consider the graph of Gsystem versus extent of reaction (such as Q). Which of the following represents an irreversible reaction
1 a calorimeter contains 28.0 mlof water at 11.5 degreescelcius. when 2.10 g of x a substance with a molar massof 79.0
Write a chemical reaction demonstrating that SO2 is an acidic oxide. c) Write balanced chemical reactions demonstrating that Al2O3 is amphoteric.
A mixture of gases containing 0.40 mol of SO2 and 0.20 mol of O2 in a 4.0L flask reacts to form SO3. If the temperature is 25oC, what is the pressure in the flask after the reaction is complete
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