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The objective of part A in an experiment is to determine the pH of several common household items with both an indicator and pH paper. Which is more accurate? What about part B? What result.Topic example: Topic 1: The strongest acid of the common household items was a tie between lemon juice and toilet bowl cleaner. The strongest base was a three way tie between baking soda, ammonia, and Windex.Topic 2:Topic 3: Topic 4:Topic 5:
Why does the same amount of liquid when left in a wider and flatter container evaporate quicker than when left in a narrower and deeper container?
What is the balanced chemical reaction resulting when 50 mL of .2 M KCl and 30.0 mL of 0.30 M Pb(NO_3)_2 are added together
Determine osmolarity of solution when 25.0 grams of aluminum chloride dissolves in 2.50 liters of H2O.
If cargo is added so that the ship now sits 20' in the water, how many pounds of cargo was added? Please explain how come to the answer. The answer is suppose to be around 28,000 tons.
Recognize the atom or ion that has the indicated property or state the electronic configuration of the atom listed whichever applies.
How much dry solute would you take to prepare each of the following solutions from the dry solute and the solvent
Mass spectroscopy indicates the molar mass to be about 162 g/mol. What is the molecular formula of the unknown compound?
ammonia nh3 kb 1.8 x 10-5 is added to 100 ml of water at room temperature. the vapor pressure of the water above the
A student tried to make a buffer of pH 4.0 using sodium acetate and acetic acid. The initial pH of the buffer solution was 3.9. How should the student adjust the pH to the desired value?
An aqueous solution containing 34.9g of an unknown molecular (nonelectrolyte) compound in 144.7g of water was found to have a freezing point of -1.4 degree celsius
After filtration, the remaining NaCO3 solution needed 0.004moles of H Cl for neutralization. Calculate the number of moles of NaCO3 remaining after filtration., therefore deduce the number of moles of BaCl2 which reacted with the NaCO3 solution.
Is 373 K a high temperature? Some thermodynamic principles only hold at "high temperature". How is "high temperature" defined
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