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Calculate the hydronium ion concentration and the pH of the solution that results when 20.0 mL of 0.15M acetic acid, is mixed with 5.0mL of 0.17M sodium hydroxide.
A chemist added an excess of sodium sulfate to a solution of a soluble barium compound to precipitate all of the barium ion as barium sulfate, BaSO4. How many grams of barium ion are in a 487-mg sample of the barium compound if a solution of the s..
talc is a mineral that has low conductivity for heat and electricity and that is not attacked by acid. it is used as
A solution of 1-pentanol and butanoic acid in ether is shaken with aqueous sodium bicarbonate (NaHCO3) solution. Which of the following correctly describes the major organic contents of the two solutions? Can you explain the answer you chose
Predict what a plot of temperature versus the volume of distillate will look like for the simple distillation and the fractional distillation of
calculate the solubility of potassium bromide at 23 degrees celuius.assume that the solubility increases by an equal amount for each degree between 20 and30 degrees
What is the rate of consumption of isobutylbenzene inside the reactor. What is the flow rate of isobutylbenzene out of the reactor? What is the fractional conversion
calculate the amount of heat required to vaporize 8.48g of water at its boiling point
A water skier is pulled by a net force of 135 N and has an acceleration of 1.8 m/s2. What is the mass of the skier.
The ozone in the ozone layer absorbs UV light between 200 and 300 nm. Ozone is a compound with the chemical formula CO2. In the Earth's atmosphere, ozone exists only in the ozone layer.
The rate of the reaction in terms of the "disappearance of reactant" includes the change in the concentration of the reactant, the time interval, and the coefficient of the reactant
What is the molar mass of a gas if 0.358 g of the gas occupies a volume of 186 mL at 5.00C and 1.10 atm.
When backpacking in the wilderness, hikers often boil water to sterilize it for drinking. Suppose that you are planning a backpacking trip and will need to boil 38L of water for your group.
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