A gaseous compound is 30.4% nitrogen and 69.6% oxygen by mass. A 5.25-g sample of the gas occupies a volume of 1.00 L and exerts a pressure of 1.26 atm at -4.0°C. What are the empirical and molecular formulas, respectively? Show how you determined the molar mass.
In: Chemistry
A compound containing only C, H, and O, was extracted from the bark of the sassafras tree. The combustion of 48.9 mg produced 133 mg of CO2 and 27.2 mg of H2O. The molar mass of the compound was 162 g/mol. Determine its empirical and molecular formulas.
In: Chemistry
45. Upon combustion, a 0.8233 g sample of a compound containing only carbon, hydrogen, and oxygen produced 2.445 g CO2 and 0.6003 g H2O. Find the empirical formula of the compound.
PLEASE EXPLAIN VERY SINGLE STEP CLEARLY AS TO HOW YOU GOT THERE
In: Chemistry
In: Chemistry
A compound containing only C, H, and O, was extracted from the bark of the sassafras tree. The combustion of 34.7 mg produced 94.2 mg of CO2 and 19.3 mg of H2O. The molar mass of the compound was 162 g/mol. Determine its empirical and molecular formulas.
In: Chemistry
6a. A compound is analyzed and is found to be composed of 36.93% carbon, 4.65% hydrogen, and 58.42% fluorine. What is the empirical formula of this compound? (10 pts)
6b. If the molar mass of the compound described above is approximately195 g/mol, what is the molecular formula of the compound? (2 pts)
In: Chemistry
The concept of “Quality of Earnings” is widely recognized in the relevant finance and accounting literature.
a) Explain this concept comprehensively.
b) How Earnings quality relate to Market pricing of the stocks traded based on empirical evidence available?
c) Apply this concept and its applications in the Palestinian context.
In: Finance
1.What is specification error?
2.What are the criteria for model selection for an empirical analysis?
3. How will you estimate parameters in case of inclusion of irrelevant variables?
4. How would you detect that a model is overfitted?
(P.S. - please answer every part)
In: Statistics and Probability
THIS IS A DECISION ANALYSIS MAKING CLASS (HEALTHCARE ADMINISTRATION)
Discuss why probability is so important within the health care decision analysis. Provide specific areas of understanding, for Classical, Empirical, Subjective and Axiomatic Probability. Why are these Probability used in the health care decision analysis?
In: Math
In: Chemistry