CHEMISTRY: AN INTRODUCTION TO GENERAL, O
13th Edition
ISBN: 9780137444298
Author: Timberlake
Publisher: PEARSON
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Textbook Question
Chapter 12.4, Problem 12.36PP
Avobenzone is a common ingredient in sunscreen. Its structural formula is shown.
a. What
b. What is the molecular formula and molar mass of avobenzone?
c. If a bottle of sunscreen containing 236 mL has 3.0% (m/v) avobenzone, how many grams of avobenzone are present?
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molar mass =
228.2
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molecular formula of oxybenzone is C14H12O3
If a bottle of sunscreen containing 161 mL has 6.0 % (m/v) oxybenzone, how many grams of oxybenzone are present?
12.36 Avobenzone is a common ingredient in sunscreen. Its
structural formula is shown.
a. What functional groups are in avobenzone?
b. What is the molecular formula and molar mass of
avobenzone?
c. If a bottle of sunscreen containing 236 mL has 3.0% (m/v)
avobenzone, how many grams of avobenzone are present?
Avobenzone
0.1% w/v = ? mg/100 ml? Only include the number and not any units
2) 0.1% = ? ug/ml? Only include the number and not any units
3) What is the concentration of your stock in ug/ml? Only include the number and not any units
4)The molecular weight of tartrazine is 534.4 g/mole. What is the concentration of your stock solution in mM? Be sure to give your answer in milliMolar to TWO decimal places.
Chapter 12 Solutions
CHEMISTRY: AN INTRODUCTION TO GENERAL, O
Ch. 12.1 - Give the IUPAC name for each of the following: a....Ch. 12.1 - Give the IUPAC name for each of the following: a....Ch. 12.1 - Prob. 12.3PPCh. 12.1 - Draw the condensed structural formula, or...Ch. 12.1 - Give the common name for each of the following: a....Ch. 12.1 - Prob. 12.6PPCh. 12.1 - Draw the condensed structural formula, or...Ch. 12.1 - Draw the condensed structural formula, or...Ch. 12.2 - Classify each of the following alcohols as primary...Ch. 12.2 - Classify each of the following alcohols as primary...
Ch. 12.2 - Prob. 12.11PPCh. 12.2 - Prob. 12.12PPCh. 12.2 - Give an explanation for each of the following...Ch. 12.2 - Give an explanation for each of the following...Ch. 12.3 - Identify each of the following compounds as an...Ch. 12.3 - Identify each of the following compounds as an...Ch. 12.3 - Give the common name for each of the following: a....Ch. 12.3 - Give the common name for each of the following: a....Ch. 12.3 - Give the IUPAC name for each of the following: a....Ch. 12.3 - Give the IUPAC name for each of the following: a....Ch. 12.3 - Draw the condensed structural formula for each of...Ch. 12.3 - Draw the condensed structural formula for each of...Ch. 12.3 - Which compound in each of the following pairs...Ch. 12.3 - Which compound in each of the following pairs...Ch. 12.4 - Write the balanced chemical equation for the...Ch. 12.4 - Write the balanced chemical equation for the...Ch. 12.4 - Prob. 12.27PPCh. 12.4 - Draw the condensed structural or line-angle...Ch. 12.4 - Draw the condensed structural or line-angle...Ch. 12.4 - Draw the condensed structural or line-angle...Ch. 12.4 - Draw the condensed structural formulas for the...Ch. 12.4 - Draw the condensed structural formulas for the...Ch. 12.4 - Prob. 12.33PPCh. 12.4 - Prob. 12.34PPCh. 12.4 - Oxybenzone is an effective sunscreen whose...Ch. 12.4 - Avobenzone is a common ingredient in sunscreen....Ch. 12 - Prob. 12.37UTCCh. 12 - The compound frambinone has the taste of...Ch. 12 - A compound called resveratrol is an antioxidant,...Ch. 12 - A compound called cinnamaldehyde is found in...Ch. 12 - Prob. 12.41UTCCh. 12 - Prob. 12.42UTCCh. 12 - Prob. 12.43APPCh. 12 - Classify each of the following alcohols as primary...Ch. 12 - Give the IUPAC name for each of the following...Ch. 12 - Give the IUPAC name for each of the following...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Which compound in each pair would be more soluble...Ch. 12 - Which compound in each pair would be more soluble...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Give the IUPAC name for each of the following:...Ch. 12 - Give the IUPAC name for each of the following:...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Which of the following aldehydes or ketones are...Ch. 12 - Which of the following aldehydes or ketones are...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Draw the condensed structural or line-angle...Ch. 12 - Prob. 12.63CPCh. 12 - Draw the condensed structural formulas and give...Ch. 12 - A compound with the formula C4H8O is synthesized...Ch. 12 - A compound with the formula C5H10O oxidizes to...Ch. 12 - Compound A is a primary alcohol whose formula is...Ch. 12 - Compound X is a secondary alcohol whose formula is...Ch. 12 - Prob. 21CICh. 12 - Prob. 22CICh. 12 - Prob. 23CICh. 12 - Prob. 24CICh. 12 - Prob. 25CICh. 12 - lonone is a compound that gives violets their...
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- 2. IF0.5 mol of salicylic acid (CHOs) is needed for a reaction with acetic anhydride, how many L of a 5 (w/v)% solution should be used?arrow_forwardIf a bottle of sunscreen containing 187 mL has 4.0 % (m/v) avobenzone, how many grams of avobenzone are present?arrow_forward1) 0.1% w/v = ? mg/100 ml? Only include the number and not any units 2) 0.1% = ? ug/ml? Only include the number and not any units 3) What is the concentration of your stock in ug/ml? Only include the number and not any units 4)The molecular weight of tartrazine is 534.4 g/mole. What is the concentration of your stock solution in mM? Be sure to give your answer in milliMolar to TWO decimal places. 5)What dilution of your stock do you need to get the first standard (100 ug/ml)? Express as 1:x, where x is the fold dilution needed. 6)What weight of tartrazine (in mg) would you need to make up 250 mL of a 2.5 mM solution (MW of tartrazine is 534.4 g/mole)? Give your answer to the nearest whole number. write the number only, not the unitsarrow_forward
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