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In science, a theory is a logical explanation that is based on lots of bits of evidence gathered over time. A good scientific theory is able to explain some aspect of the universe. If atoms are the fundamental building blocks of matter, then:
Explain the position of the FDA or EPA regarding your selected chemical. What is the position of your state government regarding your selected chemical?
Which of the following compounds will have the highest molar solubility in pure water. Answer A. PbSO4, Ksp = 1.82 × 10-8 B. MgCO3, Ksp = 6.82 × 10-6 C. AgI, Ksp = 8.51 × 10-17 D. PbS, Ksp = 9.04 × 10-29 E. FeS, Ksp = 3.72 × 10-19
if 37.0 grams of hydrogen sulfide gas h2s mm 34.08 gmol react with 37.1 grams of oxygen gas o2 mm 32.00 gmol what is
Which of the following is FALSE regarding amino acids? A.Amino acids all have very similar physical properties. B.Amino acids bond to each other through a peptide bond.
One liter of a buffer solution is made by mixing exactly 500 mL of 1.000 M Acetic Acid and 500 mL of 0.500 M Calcium Acetate solutions.
Suppose Precipitation of the mononitration product of bromobenzene prevents dinitration from occurring. Define how this experimental result is an application of the Le Chatelier principle.
If the equilibrium concentrations of both Cl2(g) and Br2(g) are 0.0200 M in a closed container, what will be the partial pressure of BrCl
if a solution of epsom salts prepared by dissolving magnesium sulfate heptahydrate in water is added to a solution containing sodium lauryl sulfate, will a precipitate form
An aqueous solution is prepared from 40.0 g of lithium fluoride "LiF" (a nonvolatile ionizable electrolyte) in 200.0 g of water. Given Kb water = 0.52oC/m and the van't Hoff factor of this lithium fluoride solution = 1.20, the boiling point elevat..
To what volume should you dilute 133 of an 8.20 solution so that 49.0 of the diluted solution contains 4.44? Can someone please show how to solve this
How much energy is liberated at constant pressure if .0894g of HCl reacts with excess calcium carbonate
Identifying and balancing the different types of chemical reactions. Evaluate which processes represent chemical reactions.
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