Problem: A compound isolated from the rind of lemons is found to be 88.14 % carbon and 11.86 % hydrogen by mass.How many moles of H?

FREE Expert Solution

Recall the mass percent formula:

% mass=mass componenttotal mass×100


Assuming we have 100-g sample

mass%=mass elementmass of sample×100mass element=mass%100×mass of sample


Percent H: 4.58%

87% (139 ratings)
View Complete Written Solution
Problem Details

A compound isolated from the rind of lemons is found to be 88.14 % carbon and 11.86 % hydrogen by mass.

How many moles of H?

Learn this topic by watchingMass Percent Concept Videos
All Chemistry Practice Problems Mass Percent Practice Problems
Q.A 2.800x10-2 M solution of NaCl in water is at 20.0° C. The sample was created by dissolving a sample of NaCl in water and then bringing the volume up...
Q.How many grams of glucose are needed to prepare 400 mL of a 2.0%(m/v) glucose solution? A) 800. g B) 0.0050 g C) 8.0 8. D) 2.0 g E) 200.8
Q.What volume (mL) of a 15% (m/v) NaOH solution contains 120 g NaOH? a. 8.0 x 102 mL b. 120 mL c. 18mL d. 13 mL e. 0.13 mL
Q.A sample of a new cleaning product, "Joe's Famous Cleaner," with a mass of 64.0 g, was diluted with an acetic acid solution containing excess I-. A sm...
Q.What is the mass percent of a solution prepared by dissolving 18.9 grams of solid into 39.5 grams of water? A) 47.8% B) 58.4% C) 32.4% D) The identity...
Q.The density of air at sea level and 98 °F is about 1.20 g/L. The volume of the adult human lungs in the expanded state is about 6.0 L. Given that air ...
Q.What mass of NaCl is contained in 24.88 g of a 15.00% by mass solution of NaCl in water?20.00 g 21.15 g 3.73 g 1.50 g 12.44 g
See all problems in Mass Percent

Frequently Asked Questions

What scientific concept do you need to know in order to solve this problem?

Our tutors have indicated that to solve this problem you will need to apply the Mass Percent concept. You can view video lessons to learn Mass Percent. Or if you need more Mass Percent practice, you can also practice Mass Percent practice problems.