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What is the pOH of a Ba(OH)2 solution made by dissolving 0.081 grams of Ba(OH)2 in enough water to make 286 mL of solution?
Write your answer to 2 significant figures
When a 17.0 mL sample of a monoprotic weak acid is titrated with 0.10 M KOH, it generates the titration curve shown. a) What is the molar concentration of the original sample of weak acid?
natural gas at standard conditions is transferred to 9.50 kilograms of water (specific heat = 4.18 J/g K), calculate the increase in temperature of the water
Larger molecules of hydrocarbons are broken into two or more smaller hydrocarbon molecules by a process known as
Why does the pink color of phenolphthalein fade away and is soda pop acidic. Why
What mass of sodium chloride would need to be added to the blood to bring the sodium ion concentration up to 0.138 M, assuming no change in blood volume?
Include activity coefficients in your solubility-product expression. The Ksp of Hg2I2 is 4.6× 10-29.
A 13 mL sample of a solution of Pb(ClO3)2 was diluted with water to 17 mL. A 15 mL sample of the dilute solution was found to contain 0.027 moles of Pb2+. What was the concentration of Pb(ClO3)2 in the original undiluted solution?
Part A How many shifts must you work if you wish to wash 10 loads of laundry? Part B How many loads of laundry will each shift pay for if the cost per load rises to 8 quarters
As early as 1938, the use of NaOH was suggested as a means of removing CO2 from the cabin of a spacecraft according to the following (unbalanced) reaction: NaOH + CO2 → Na2CO3 + H2O.
Determine thel volume (mL) required to prepare each of the following: a)20.0 mL of a .250 M KNO3 solution from a 6.00 M KNO3 solution. b)25.0 mL of 2.50 M H2SO4 solution using a 12.0 M H2SO4 solution. c).500 L of a 1.50 M NH4Cl solution using a 10..
Methanol burns in air according to the equation below. How many grams of methanol can be burned by 10 grams of oxygen?
The compounds listed above were heated in ethanol and sodium hydroxide for approximately 60 minutes. Then extracted with dichloromethane to get the final product.
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