Tema
Q:
Which of the following will be the most soluble in water?
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\( \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH} \)
\( \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH} \)
\( \mathrm{CH}_{3} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{CH}_{2} \mathrm{OH} \)
Q:
Calcule cuántos moles hay en 3.0 g de helio (He). Considere la masa molar (PM) del helio
como \( 4.0 \mathrm{~g} / \mathrm{mol} \).
Q:
Toluene is not soluble in water. Which of the following is most likely the formula of toluene?
View Available Hint(s)
\( \mathrm{CH}_{3} \mathrm{COOH} \)
\( \mathrm{CH}_{3} \mathrm{OH} \)
\( \mathrm{C}_{6} \mathrm{H}_{12} \mathrm{O}_{6} \)
\( \mathrm{C}_{6} \mathrm{H}_{5} \mathrm{CH}_{3} \)
Q:
Toluene is not soluble in water. Which of the following is most likely the formula of toluene?
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Q:
Explain what "like dissolves like" means.
Match the words in the left column to the appropriate blanks in the sentence
Q:
Part A
Explain what "like dissolves like" means.
Q:
\( 4.2 \% \) sucrose by mass
Express your answer using two significant figures.
Q:
\( 4.2 \% \) sucrose by mass
Express your answer using two significant figures.
Q:
Molarity is the relationship between
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mass of solute and mass of solvent
moles of solute and liters of solution
moles of solute and moles of solvent
Q:
What volume of \( 0.225 M \mathrm{~K}_{2} \mathrm{~S} \) solution is required to completely react with 180 mL of \( 0.115 M \mathrm{Co}\left(\mathrm{NO}_{3}\right)_{2} \) ?
Express your answer in liters.
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