Find an Online Tutor Now

855 Answered Questions for the topic organic chemistry

Organic Chemistry Chemistry Acid And Bases

10h

Question in the description

Experimentally, you can monitor conductivity of a solution to prove the presence of ions in solution.Consider the reaction of sulfuric acid, H2SO4, a strong acid, with barium hydroxide, Ba(OH)2, a... more
Organic Chemistry Chemistry Biochemistry

1d

Solution Stoichiometry

How many grams of Ag2CO3 will precipitate when excess (NH4)2CO3 solution is added to 63.0 mL of 0.763 M AgNO3 solution?2AgNO3(aq) + (NH4)2CO3(aq) Ag2CO3(s) + 2NH4NO3(aq)
Organic Chemistry Chemistry Biochemistry

1d

Titration: Molarity of Acid or Base

An aqueous solution of barium hydroxide is standardized by titration with a 0.166 M solution of perchloric acid.If 22.2 mL of base are required to neutralize 13.4 mL of the acid, what is the... more
Organic Chemistry Chemistry Biochemistry

1d

Dilution: Moles to Volume

You wish to make a 0.240 M hydrochloric acid solution from a stock solution of 12.0 M hydrochloric acid. How much concentrated acid must you add to obtain a total volume of 175 mL of the dilute... more
Organic Chemistry Chemistry Biochemistry

1d

Titration: Molarity of Acid or Base

An aqueous solution of hydrochloric acid is standardized by titration with a 0.175 M solution of calcium hydroxide.If 25.3 mL of base are required to neutralize 16.4 mL of the acid, what is the... more
Organic Chemistry Chemistry Biochemistry

1d

Titration: Molarity of Acid or Base

An aqueous solution of potassium hydroxide is standardized by titration with a 0.196 M solution of hydrochloric acid.If 21.9 mL of base are required to neutralize 25.0 mL of the acid, what is the... more
Organic Chemistry Chemistry Biochemistry

1d

Molarity: Ion Concentration

In the laboratory you dissolve 23.8 g of chromium(III) sulfate in a volumetric flask and add water to a total volume of 250 mL.What is the molarity of the solution?  M.What is the concentration of... more
Organic Chemistry Chemistry Biochemistry

1d

Molarity: Ion Concentration

In the laboratory you dissolve 20.3 g of barium acetate in a volumetric flask and add water to a total volume of 375 mL.What is the molarity of the solution?   M.What is the concentration of... more
Organic Chemistry Chemistry Biochemistry

1d

Combustion Analysis

When 6.508 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 20.42 grams of CO2 and 8.361 grams of H2O were produced.In a separate experiment, the molar mass of the... more
Organic Chemistry Chemistry Biochemistry

1d

Combustion analysis

A 9.418 gram sample of an organic compound containing C, H and O is analyzed by combustion analysis and 15.69 grams of CO2 and 5.138 grams of H2O are produced.In a separate experiment, the molar... more
Organic Chemistry

2d

How many grams of O2 are needed to completely react with 5.0 g of butane in a butane lighter?

I was given the balanced equation: 2 C4H10 + 13 O2 → 8 CO2 + 10 H2O. I have done the conversion to find that 5 g of butane is .09 moles of butane. I am unsure where to start when it comes to the... more
Organic Chemistry Science Chemistry

2d

The emission spectrum from atoms and molecules

a. Occurs only in the visible region of the electromagnetic spectrumb. Is a discrete spectrum that is unique to each atom or moleculec. Is a continuous spectrumd. Is a descrete spectrum that is the... more
Organic Chemistry Science Chemistry

2d

The value of ni if the observed wavelength is 657 nm is

The value of ni if the observed wavelength is 657 nm isa. 4b. 2c. 5d. 3 I think the answer is b. 2, since 657 nm is part of the Balmer Series (to n=2)
Organic Chemistry

2d

How to survive ochem

Hello,I am currently a senior and I stupidly left ochem tell my last semester and now I am worried about making sure I pass it the first time. Do you have any suggestions for making sure I am ready... more
Organic Chemistry Science Chemistry

2d

Please help me thx u

Baking soda is a white powder used for baking or cleaning. When you mix baking soda, NaHCO3, with vinegar, C2H4O2, you get a clear colorless liquid and bubbles of CO2. Specify the phase of each of... more
Organic Chemistry Extraction

2d

Chemistry extraction lab question

I recently did an extraction experiment in my organic chemistry class and I need help answering a question. We did a liquid liquid extraction and in the first trial we did, we used 1.6 mL of each... more
Organic Chemistry Science Chemistry

4d

calorimeter experiment

when learning about coffee-cup calorimetry, i have 3 questions regarding it that have been making me a bit confused.when using a coffee-cup calorimeter in an experiment, why is it important to... more
Organic Chemistry Science Chemistry

4d

coffee-cup calorimeter

When doing an experiment using a coffee-cup calorimeter, NaOH, and Acetic Acid: If some heat was lost to or gained from the surroundings what would happen to the measured ΔT? How does this affect... more
Organic Chemistry Chemistry React

7d

reaction of Grignard reagents with aldehydes and ketones

reaction of Grignard reagents with aldehydes and ketonesConditions of reaction?products formed?special notes ?mechanisms/Example of reaction?
Organic Chemistry Biology Chemistry

8d

Question regarding bcaa branched chain amino acids?

I recently consumed high amounts of soya chunks for muscle growth while resistance training but recently i am suffering from depression. I recently red bcaa in high amounts blocks the pathways that... more
Organic Chemistry Science Chemistry

8d

Percent Yield of Carbon Dioxide?

Liquid octane CH3CH26CH3 reacts with gaseous oxygen gas O2 to produce gaseous carbon dioxide CO2and gaseous water H2O. If 46.1g of carbon dioxide is produced from the reaction of 63.97g of octane... more
Organic Chemistry Science Chemistry

8d

percent yield of water

Aqueous hydrochloric acid HCl reacts with solid sodium hydroxide NaOH to produce aqueous sodium chloride NaCl and liquid water H2O. If 0.321g of water is produced from the reaction of 2.9g of... more
Organic Chemistry Science Chemistry

8d

temperature change

If the volume of  and NaOH were kept at 50 mL but the concentration was doubled to 2 M, the observed temperature change woulda. doubleb. halfc. be the samed. don't know
Organic Chemistry Science Chemistry

8d

Measured Temperature Change

If the volume of  and NaOH is doubled (100 mL) while keeping the concentration the same (1 M), the measured temperature change will beaDouble since more mols are reactingbSame since both qsol and... more
1 3 4 5 6 7 35

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.