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How many atoms of your element must be lined up to to make a line 1 inch long? (My element is CALCIUM)
Dipole moments (mu) of CH3-Br and CH3-I are 1.81 and 1.62 D respectively. Explain what is the best explanation of the difference in dipole moments
Compute the number of electrons in a flake of pure gold valued at $0.32. Assume that the price of gold is $1219.0/troy oz.
What is the purpose of washing your initial product (a solid) with aqueous sodium carbonate in Alkylation of Mesitylene.
A plumber's handbook states that you should not connect a copper pipe directly to a steel pipe because electrochemical reactions between the two metals will cause corrosion. What spontaneous redox reaction(s) might cause the corrosion
Determine the pH at the equivalence (stoichiometric) point in the titration of 31.4 mL of 0.899 M HF by 0.886 M NaOH. The Ka of HF is 3.5 x 10^-4.
Given the reaction: 2Al + 3H2SO4 -> 3H2 + Al2(SO4)3 what would be the total number of moles of H2SO4 needed to react completely with 5.0 moles of Al ?
Given the equation 3CO(g) + Fe2O3(s) = 2Fe(s) + 3CO2(g) +24.7 kJ, how much heat is released when 56.0 g of CO react?
The test for Mg uses a selective complexing agent,titan yellow.Unlike many of the other metal species in this experiment which exhibit color due to electronic transitions by d electrons,Mg does not actually have any d electrons. can you suggest wh..
Problem- Lauryl alcohol is prepared from coconut oil it is used to make a sodium laurel sulfate, a synthetic detergent. What is the molarity of laurel alcohol in a solution of 17.1g laurel alcohol dissolved in 185g ethanol
When a 5.60 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 22.3 degrees Celsius to 41.6 degrees Celcius.
It is burned in excess O2 to form a mixture of water and carbon dioxide that contains 1.5 times as many moles of CO2 as of water. Find the mass of C2H2 in the original mixture.
11 mL of 0.0100 M HCl are added to 25.0 mL of a buffer solution that is 0.010 M HC2H3O2 and 0.11 M C2H3O2-. What is the pH of the resulting solution
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