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Solve the question given below
Problem- Suppose the quantity of ice you used had been eaten. Would one slice of bread, capable of supplying 60 Kcal of heat, be sufficient to melt ice? How much ice could it melt?
A 50.70 mL of sample of Ca(OH)2 solution is titrated with 0.1188 M HCl. What is the molarity of the calcium hydroxide solution if the titration requires 38.10 mL of the acid to reach the endpoint
if someone ate 6259 ml of snow how much water would they have consumed? how many kj would be required to bring it to
A 21.70mL volume of 0.0940 M NaOH is required to reach the phenolphthalein endpoint in the titration of a 3.06g sample of vinegar. calculate the number of moles of acetic acid in the vinegar sample.
what mass of cesium bromide must be added to .500 l of water d 1.00gml to produce a 0.687 m solution? what are the mole
what is the boiling point of cyclohexane at 600
What is the pH of a solution made by dissolving 46g of acetic acid in enough water to make 700 ml of solution
The rate constants of a reversible procedure at equilibrium were measured to be 100 M/s for the forward direction as well as 2.3 M/s for the reverse direction. Explain what is the equilibrium constant for the reaction at this temperature
if the ethyl alcohol at 35 degree rise through 8.36 cm in a capillary tube of radius 0.20 mm what is surface
Use standard enthalpies of formation to calculate the enthalpy changes in each of the following equations: A) Solid magnesium carbonate decomposes when strongly heated into solid magnesium oxide and carbon dioxide gas.
a buffer solution is prepared by adding 15.0 g nac2h3o2 and 12.5 g acetic acid c2h4o2 to enough water to make 500.0 ml
calculate the ph of a buffer made with 0.50m phosphoric acid and 0.75m sodium dihydrogen phosphate. ka 7.5 x
If a reaction mixture initially contains 486 of and 261 of , what is the mole fraction of when equilibrium is reached.
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