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Discussion Question 1
Theories, hypotheses, and laws form the life-blood of chemistry.
Using the South University Online Library or the Internet, conduct research on theories, hypotheses, and laws. Based on your research, answer the following:
Discussion Question 2
Every measurement has a measurement uncertainty.
Using the South University Online Library or the Internet, conduct research on measurement uncertainty.
Based on your understanding, respond to the following:
In addition to the above, respond to the following:
A saturated solution of BaF2 at 25 degrees Celsius was prepared by equilibrating solid BaF2 with .5 L of water Ksp of BaF2 is 1.7 x10-6 at the temperature. A) Compute the mass of BaF2 that dissolved.
Calculate the mole fraction of each gas. Be sure each of your answer entries has the correct number of significant digits.
If you opened up a container of very stinky Limburger cheese at one end of an empty large outdoor parking lot with a group of shoppers about 50 feet away. Would you be able to enjoy eating your snack longer without offending the shoppers in the su..
Please label the peaks, describe any impurities like at 1.5 the isoxazole has water, and tell how many peaks there should be like for an isoxazole there might be 12 peaks
Identify the bonding pairs and lone pairs in the Lewis electron-dot formula of I3- ion - Predict the electron arrangement and the shape or geometry of the I3- ion using the VSEPR model. Draw the VSEPR sketch
Calculate the minimum amount of dichloromethnae required to extract 99% of the 60 mg of caffeine dissolved in 50mL of tea in one extraction.
What differences might you expect in the comparative solubility of each of them in lipids? WHY?
Question- Find the term symbols for the excited state of carbon atom represented by the electron configuration- 1s2 2s2 2p1 3s1. 1) What electrons do you have to consider to derive the term-symbol in this case
Ions B and C react to form complex BC. If 20.0mL of 1.25M B is combined with 20.0mL of 1.25M C, 0.00650 mol of complex BC is formed. Determine the equilibrium constant for this reaction.
which salts are more effective for cold and hot packs kno3 nh4no3 mgso4 cacl2 mgcl2? which are most cost effective?
Given stock solutions of glucose (1M), asparagine (100 mM), and NaH2PO4 (50 mM), how much of each solution would you need to prepare 500 mL
Problem- Why are different products obtained when molten and aqueous NaCl are electrolyzed. Predict the products used.
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