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Question- Consider the titration of a 0.20M methylamine solution with a 0.2 M HCl solution. At the equivalence point of this titration the pH is
Using textbook reference solve the reactions given in above problem
consider two carnot heat engines operating in series. the first engine receives heat from a reservoir at 2000 k and
Question- During a strenuous workout, an athlete generates 1860.0 kJ of heat energy. What mass of water would have to evaporate from the athlete's skin to dissipate this much heat
How much heat is required to warm 12.0 g of ice, initially at -11.0 C, to steam at 113.0 C?
Calculate the pH of a solution made from 10.0mL of 0.10M HCL, 20.0mL of 0.050M NaOH, and 30.0 mL of 0.20 M NaCl. Ka for HAc (if needed)=1.8x10^-5
Write the dissociation reactions (with structures) of the 20 amino acids. My textbook and study guide does not cover this.
Another way to reduce an aldehyde is with H2/ a metal surface . would this be an appropriate mehod to use to reduce cinnamaldehyde?
suppose you wanted to heat a mug of water 250 ml from room temperature 25 c to 100 c to make a cup of tea. how much
The equilibrium constant Kc equals 1.6 10-2 at 200°C. What are the moles of substances in the equilibrium mixture at 200°C if we start with 0.021 mol HBr in a 1.3-L vessel?
given rate constant 1.8x10-4 s-1 at 25 degree celsius when hydrolysis of sucrose c-12 h-22 o-12 into glucose and
A sample of 2.75 moles of carbon dioxide gas at 125°C and 248 torr occupies a volume of 275 L. Explain what will the gas pressure be if the volume is increased to 321 L at 125°C
Explain how many moles of HF (Ka=6.8x10-4) should be added to water to form 0.230L of solution with a pH of 3.50
How many moles of methane are produced when 71.1 moles of carbon dioxide gas react with excess hydrogen gas
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