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Problem- "An aqueous solution that is 50.0 percent sulfuric acid (H2SO4) by mass has a density of 1.105 g/ml.:"
A. Determine the molarity of the solution.
B. Determine the molality of the solution.
Please carry out what you can and illustrate your work so I can follow. Thanks
1- teammonium chloride is sublimed prior to adding water toextract table al from sand. is it possible to reverse the
The reactions represented below are all spoontaneous as written. For each, write the anode and cathode half - reactions and indicate the signs of the electrodes.
The 12.5 ml of a 20X stock solution. Explain what volume of water would you add to this to give a solution with a final concentration of 2X
A refrigerator is the reverse of an engine: work is performed to remove heat from a system, making it colder. The efficiency of a refrigerator (often termed the coefficient of performance) is defined as q3/wcycle = Tlow/(Thigh-Tlow).
Question- A 3.251 g sample of technetium-95 is sealed in a container. After 64.3 hours, the amount of technetium-95 remaining is 0.801 g. 1) What is the rate constant k
(a) 0.519 M acetic acid (weak acid with Ka = 1.8e-05). (b) 0.802 M hydrocyanic acid (HCN) (weak acid with Ka = 4.9e-10). (c) 0.693 M pyridine (weak base with Kb = 1.7e-09).
Compute the change in pH across the membrane that is needed at 25C to synthesize one mole of ATP from ADP and Pi under standard state conditions. rG'=31.4kJ for the synthesis of 1 mole of ATP mitochondrial =-0.15V
2CaH18(g) + 9O2(g) > 2Ca2(g) + 18H2O(g) Enter the coefficients for each compound in order, separated by commas. For example, 1,2,3,4 would indicate one mole of C8H18, two moles of O2, three moles of CO2, and four moles of H2O.
Problem- A cell consists of a gold wire and a saturated calomel electrode (S.C.E.) in a 0.140 M AuNO3 solution at 25 °C. The gold wire is connected to the positive end of a potentiometer, and the S.C.E. is connected to the negative end of the pote..
Which of the following types of crystalline solids is malleable, ductile, and a conductor of electricity
What is the concentration of the sodium ion (in M) in a solution of 0.695 M sodium phosphate
Balance the following equations and write the corresponding ionic and net ionic equations (if appropriate). Balance the equation
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