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I am actually encompassing problems in understanding stoichiometry. I 'm a bit baffled on how to solve problems such as, finding the number of moles as well as other related problems. Explain what I really need is a guide/keys or even sample problems for me to easily solve problems
For the cell diagram H2(g,1atm) ll Pt l Pt+ (g,1atm) answer the following questions. Enter part(a), (c) with 2 siginificant digits and part(b) with 3 siginificant digits. Enter scientific notation as 1.23E4. (a) What is Ecell if the unknown soluti..
the osmotic pressure at 20.0 degrees C is 3.62x 10^-3 atm. What is the molar mass of the protein hemoglobin?
the product for the following reaction between THF and excess HI, and provided a detailed step-bystep mechanism for its formation, using the curved arrow formalism
The activation energy for a reaction is 37.6 kJ/ mol. The rate constant for the reaction is 5.4 x 10^3 at 45 degrees Celcius. Calculate the rate constant at 145 degrees celcius
As a scuba diver descends under water, the pressure increases. At a total air pressure of 2.90 and a temperature of 25.0 , what is the solubility of in a diver's blood
Determine at what temperature should the reaction be run to get a seventy five conversion of carbon monoxide?
given what you know of dna rna and proteins why does it make sense that nucleic acids can serve as templates to make
30.3 g of chromium(III) oxide reacts with 10.8 g of aluminum to produce chromium and aluminum oxide. If 20.7 g of chromium is produced, what mass of aluminum oxide is produced?
How many moles of hydrogen are in a sample of octane, C8H18, that contains 303.9 grams of carbon
A current of 4.67 A is passed through a Sn(NO3)2 solution for 1.80 hours
The following question refers to a solution that contains 1.48M hydrofluoric acid, HF (Ka = 7.2 x 10^-4) and 3.00M hydrocyanic acid, HCN (Ka= 6.2x 10^-10). What is the pH of this mixture of weak acids.
the bottom layer was removed, and the aqueous layers were combined. HCl (2M) was added to the aqueous layer with stirring to acidify the solution. The solid was collected by suction filtration and then air-dried. What is the overall reaction and w..
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