Hydrocortisone valerste is an ingredient in hydrocortisone cream, prescribed for skin problems. Its molecular formula is...
Homework Answers
Add Answer to:
Hydrocortisone valerste is an ingredient in hydrocortisone cream,
prescribed for skin problems. Its molecular formula is...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of...
If the substance has a molecular mass of 160 +/- 5 g/mol, what is its molecular formula?
(a) The characteristic odor of pineapple is due to ethyl butyrate, a compound containing carbon, hydrogen, and oxygen. Combustion of 7.23 mg of ethyl butyrate produces16.43 mg of CO2 and 6.71 mg of H2O. What is the empirical formula of the compound? (Type your answer using the format CO2 for CO2.)(b) Nicotine, a component of tobacco, is composed of C, H, and N. A 4.725 mg sample of nicotine was combusted, producing 12.818 mg of CO2 and 3.675 mg of...
10. Lipitor is one of the most prescribed medications in the United States. Its active ingredient...
10. Lipitor is one of the most prescribed medications in the United States. Its active ingredient is atorvastatin which has the following structure. How many total pi bonds (mt) and lone pairs (LP) are there in atorvastatin? H Η | H3CH CH | HC 2. CH O HCC CH CH H - IO I ha HC=2 CH HC I HUS // CH HC HC—CH HO=0 a. T: 10 b. 12 C. : 13 d. 17:13 LP: 15 LP: 12 LP:...
On the following pages are two problems. You have a molecular formula, an IR, a 1H...
On the following pages are two problems. You have a molecular
formula, an IR, a 1H NMR and a 13C NMR. For
each
problem:
a. (1 pt) Calculate the index of hydrogen deficiency.
b. (4 pts) Propose a structure that is consistent with the
spectra.
c. (1 pt) Indicate the important peaks in the IR and what features
in your structure they correlate to. (Ignore the
fingerprint region.) Keep in mind that the IR can sometimes be
confusing.
d. (2...
Relevant Information Skin Cream B ath Oil Color Gel 110,000 190,000 70,000 $ 11 $ Budgeted...
Relevant Information Skin Cream B ath Oil Color Gel 110,000 190,000 70,000 $ 11 $ Budgeted sales in units (a) Expected sales price (b) Variable costs per unit (c) Income statements Sales revenue (a x b) Variable costs (a x c) Contribution margin Fixed costs Net income $ 880,000 (220, 000) 660,000 (432,000) $ 228,000 $ 760,800 (380,000) 380,000 (240,000) $ 140,000 $ 770,000 (490,000) 280,000 (76,000) $ 284,000 Required: a. Determine the margin of safety as a percentage for...
What is the molecular formula of a compound given the molar mass of the compound is...
What is the molecular formula of a compound given the molar mass of the compound is 108.2 g and the empirical formula is C2H3? A) C3H12 B) C6Họ C) C&H6 D) C2H3
Methyl formate is a compound that is made up of 40.0% carbon, 6.70 % hydrogen, and...
Methyl formate is a compound that is made up of 40.0% carbon, 6.70 % hydrogen, and 53.3 % oxygen by mass. Its molar mass is 60.05 g/mol. From this information, determine the empirical and molecular formulas of methyl formate. (a) First of all, if you are given “percent by mass” data, and you know that “percent” means “parts per hundred”, what might you assume? (b) Based on your assumption in part (a), calculate the lowest-whole-number ratio of moles of C,...
Compound A has the molecular formula C10H14. a) Calculate the unsaturation number or IHD. b) Prov...
Compound A has the molecular formula C10H14.
a) Calculate the unsaturation number or IHD.
b) Provide the molecular ion observed in the mass spectrum,
including its units.
c) Propose a structure based on the carbon-13 NMR spectrum
given.
CH3 CH Compound A CDCl3 160 140 120100 80 60 40 20 0
CH3 CH Compound A CDCl3 160 140 120100 80 60 40 20 0
2-10 What is the molecular formula for each of the following hydrocarbons? a. 5-carbon alkene with...
2-10 What is the molecular formula for each of the following hydrocarbons? a. 5-carbon alkene with one double bond b. 5-carbon alkene with two double bonds c. 5-carbon cycloalkene with one double bond d. 5-carbon cycloalkene with two double bonds
Section 114 Empirical and Molecular Formula:s In your textbook, resd obout percent Answer the folloving qpestions....
Section 114 Empirical and Molecular Formula:s In your textbook, resd obout percent Answer the folloving qpestions. z. Deseribe how to find tdue percent composition of a compound if you know the tmass of a semple of a compound nnd the mass of each element in the sample In your textbook, read about emplrical and molecular Circle the tetter of the choice thát best answers the question. formulas 3. Which information about a cormpound can you use to begin to d...
11 WIBUS. 19. Percent composition problems (Empirical formula and Molecular formula) A. Fructose, C6H12O6, is a sugar commonly derived from corn and is 1.73 times as sweet as sucrose. Calculate the percent composition of carbon, hydrogen and oxygen in fructose. B. An unknown compound is found in tree sap. It has been shown to be composed of 40.0% carbon, 6.7% hydrogen and 53.3% oxygen by mass. It was also discovered the 5.00 moles of the material has a mass of...
10. Lipitor is one of the most prescribed medications in the United States. Its active ingredient is atorvastatin which has the following structure. How many total pi bonds (mt) and lone pairs (LP) are there in atorvastatin? H Η | H3CH CH | HC 2. CH O HCC CH CH H - IO I ha HC=2 CH HC I HUS // CH HC HC—CH HO=0 a. T: 10 b. 12 C. : 13 d. 17:13 LP: 15 LP: 12 LP:...
On the following pages are two problems. You have a molecular
formula, an IR, a 1H NMR and a 13C NMR. For
each
problem:
a. (1 pt) Calculate the index of hydrogen deficiency.
b. (4 pts) Propose a structure that is consistent with the
spectra.
c. (1 pt) Indicate the important peaks in the IR and what features
in your structure they correlate to. (Ignore the
fingerprint region.) Keep in mind that the IR can sometimes be
confusing.
d. (2...
Relevant Information Skin Cream B ath Oil Color Gel 110,000 190,000 70,000 $ 11 $ Budgeted sales in units (a) Expected sales price (b) Variable costs per unit (c) Income statements Sales revenue (a x b) Variable costs (a x c) Contribution margin Fixed costs Net income $ 880,000 (220, 000) 660,000 (432,000) $ 228,000 $ 760,800 (380,000) 380,000 (240,000) $ 140,000 $ 770,000 (490,000) 280,000 (76,000) $ 284,000 Required: a. Determine the margin of safety as a percentage for...
What is the molecular formula of a compound given the molar mass of the compound is 108.2 g and the empirical formula is C2H3? A) C3H12 B) C6Họ C) C&H6 D) C2H3
Compound A has the molecular formula C10H14.
a) Calculate the unsaturation number or IHD.
b) Provide the molecular ion observed in the mass spectrum,
including its units.
c) Propose a structure based on the carbon-13 NMR spectrum
given.
CH3 CH Compound A CDCl3 160 140 120100 80 60 40 20 0
CH3 CH Compound A CDCl3 160 140 120100 80 60 40 20 0
2-10 What is the molecular formula for each of the following hydrocarbons? a. 5-carbon alkene with one double bond b. 5-carbon alkene with two double bonds c. 5-carbon cycloalkene with one double bond d. 5-carbon cycloalkene with two double bonds
Section 114 Empirical and Molecular Formula:s In your textbook, resd obout percent Answer the folloving qpestions. z. Deseribe how to find tdue percent composition of a compound if you know the tmass of a semple of a compound nnd the mass of each element in the sample In your textbook, read about emplrical and molecular Circle the tetter of the choice thát best answers the question. formulas 3. Which information about a cormpound can you use to begin to d...
Most questions answered within 3 hours.
-
A study regarding the relationship between age and the amount of
pressure sales personnel feel in...
asked 7 minutes ago -
A 2014 Pew study found that the average US Facebook user has 338
friends. The study...
asked 10 minutes ago -
Please be very detailed and thorough
For a future/planned mission (not yet launched):
Link: Provide the...
asked 11 minutes ago -
In x86 Assembly Language:
Develop a program that uses four signed, global, short variables
A, B,...
asked 13 minutes ago -
Draw the most stable conformation for
(1,1-dimethylethyl)cyclohexane.
asked 17 minutes ago -
1a)
. State the difference (IN YOUR OWN
WORDS) between
-absolute advantage and comparative
advantage.
-between...
asked 32 minutes ago -
Calculate the mass of 11.3 mL of a liquid with a density of 8
g/mL. INCLUDE...
asked 39 minutes ago -
In the movie "Is America Number One" we see a continued reliance
on a concept that...
asked 38 minutes ago -
In tae-kwon-do, a hand is slammed down onto a target
at a speed of 11 m/s...
asked 38 minutes ago -
consider the following price index in 2017:85; price
index in 2018: 100; price index 2019: 110;...
asked 1 hour ago -
What is the [CH3COO–]/[CH3COOH]
ratio necessary to make a buffer solution with a pH of 4.34?...
asked 1 hour ago -
a
physics textbook is thrown straight upward with a velocity of 5.00
m/s from the too...
asked 1 hour ago