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On a mission to a newly discovered planet, an astronaut finds chlorine abundances of 13.85% for 35Cl and 86.15% for 37Cl . What is the atomic mass of chlorine for this location? The mass of 35Cl is 34.97 amu. The mass of 37Cl is 36.97 amu.
What are he experimental conditions of T and P that will be used to calculate the mass of air in the flask? B) Calculate the density of air at the experimental conditons identified in part A
typical industrial electrolysis cells can produce approximately 6kg of F2 in a 24 hours day. At what current (A) are these cells operating for this to be true
Calculate the grams of solute needed to prepare each of the following solutions. Express the answer using 2 sig figures.
The most common source of copper (Cu) is the mineral chalcopyrite (CuFeS2). How many kilograms of chalcopyrite must be mined to obtain 355g of pure Cu
Initially a mixture contains 0.760 mol each of N2 and O2 in an 8.26-L vessel. Find the composition of the mixture when equilibrium is reached at 3900°C. For the reaction below, the Kc = 0.0123 at 3900°C.
What would happen if you accidentally used 6M HCl aqueous solution instead of saturated Na2CO3 aqueous solution when extracting caffeine from tea bags.
How much 0.54 M NaCl, "physiological saline," can be prepared via the dilution of 250 mL of a 6.0 M NaCl solution?
The reaction of 2,2-dimethyl-1-propanol with HBr is very slow and gives 2-bromo-2-methyl-propane as the major product
Write a condensed structural formula for each of the following (e.g. CH4, C2H6, etc.)? Then please give me a brief description of how you do so?
Write a structural formula and a line-angle formula of each isomer of C4H8. Do not include any cyclic structure. Write the IUPAC name of each isomer. Make sure to include the cis- or tran- in the name if applicable.
The empirical formula of a compound is found to be P2O5. Experiments show that the molar mass of the compound is 560g/mol. What is the molecular formula of the compound?
Which of the following is a correct neutralization reaction?
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