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How many electrons could occupy a subshell with the following quantum numbers? A) n=5, l=4, B) n=2, l=0, ml=0
Cortisol ( M=362.47g/mol); Corisol is 69.6% C, 8.34% H, 22.1% O by mass. What are the empirical and molecular formula?
How many moles of NaOH would be required to completley neutralize 37.22mL of 0.25M HCl.
Calculate the amount of hydrogen (gmol/min) that needs to be burned in order to completely eliminate the need for addition of heat to the reactor.
What is the silver ion concentration in a solution prepared by mixing 373 mL of 0.366 M silver nitrate with 383 mL of 0.563 M sodium chromate?
Explain why ionic components are formed when a metal from the left side of the periodic table reacts with a non-metal from the right side. give two examples of each
A 5.00 ml sample of vinegar(d=1.05g/ml and it contains acetic acid) is titrated with 17.70 ml of a 0.200M NaOH solution. What is the molarity, % acetic acid (w/w) and % acetic acid (w/v)?
How many grams of F2 are needed to produce 158 g of PF3 if the reaction has a 79.8% yield?
Hydrogen peroxide decomposes into water and oxygen in a first order process. At 20 degrees C, the half life for the reaction is 3.92 x 10^4 seconds
If the Ecell measures 1.40 V, what is a more accurate molar concentration of Cr3+, assuming the molar concentration of Ag+ is accurate. What is the sign of the cathode in a galvanic cell. What type of reaction occurs at the cathode.
Why are the standard reagents used in neutralization titrations generally strong acids and bases rather than weak acids and bases?
can someone please show me how to draw 2-bromo-3,3-dimethyl-pentane according to Markovnikov's rule
The temperature increased by 10.08 oC. Use these data, plus the information given below for CO2 and H2O, to estimate the standard enthalpy of formation, of H, at 25 oC for this compound of H values at 25 oC for CO2(g) and H2O(l) are 394 kJ mol 1 a..
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