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Is a protein an organic polymer characterized by the presence of peptide bonds
describe an incident fire spill explosion etc you have experienced or research one on the internet professional journal
Explain in detail why molecules that have significant numbers of polar covalent bonds are more likely to interact with water
Aspirin is a weak monoprotic acid with a ka of 3.27 X 104. Assume you dissolve 0.650 g of aspirin in 200 mL of water as well as titrated it with 0.100 M NaOH.
A chemical reaction produces 1.77 moles of oxygen gas at 27 degrees Celsius and 0.933 atm. What volume in liters would this sample occupy
What is the final volume of a 500.0 mL gas container that increased in temperature from 299 K to 333 K while the pressure increased from 1.00 atm to 1.54 atm
An alkane with a molecular formula of c18h18 reacts with chlorine in the presence of light and heat to give a single monochloride c8h17cl. What is the most resonalble structure for the starting alkane? and why?
a solution containing 4.2 g of KOH and Ca(OH)2 is neutralised by an acid . if it consumes 0.1 equivalent of acid , calculate composition of sample in solution.
a 6.0-g sample of [Ni(H2O)6]Cl2 is dissolved in aqueous solution. If an excess of ethylenediamine (en) is added to the solution, solid [Ni(en)3]Cl2*2H2O forms. What is the theoretical yield of product from the reaction?
Calculate the pH of a 250. mL aqueous solution prepared by dissolving 20. g of NH4NO3 in water, given that Kb for NH3 = 1.8 x 10-5
Bleach contains the active ingredient NaClO. Analysis of bleach involves two sequential redox reactions: First, bleach is reacted in acidic solution.
When a container is filled with 3.00 mol of H2 , 2.00 mol of O2 , and 1.00 mol of N2 , the pressure in the container is 465 kPa. The partial pressure of O2 is ?
Lindane is a popular pesticide throughout the south because it is a persistent chemical (i.e. it remains in the environment and offers protection for a long period of time)
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