2,221 Answered Questions for the topic organic chemistry

Organic Chemistry

10/08/20

Boyle law lab question
If you add 1.000atm of butane and what would the volume be at 2.350atm pressure and what would the pressure be at 120ml of water (adding water with each pressure increase)
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Organic Chemistry Chemistry

10/08/20

Is Methylsulfonylmethane Stable in Mineral Water?
I suffer from electrolyte imbalances quite often, so I have started making my own carbonated mineral water with potassium chloride, sodium bicarbonate, and magnesium bicarbonate. Am I introducing... more
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Organic Chemistry Chemistry Biochemistry

10/08/20

Calculate the mass of the polystyrene sample.
A sample of polystyrene, which has a specific heat capacity of 1.880 J*g^-1 * C^-1, is put into a calorimeter that contains 300.0 g of water. The polystyrene sample starts off at 88.6 C and the... more
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Organic Chemistry Science Biology Chemistry

10/08/20

Can someone help me please?
A 45 year-old woman complaining of breast pain was diagnosed with having HER2-positive breast cancer. The patient underwent lumpectomy followed by a period of chemotherapy including adjuvant... more
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Organic Chemistry Science Biology Chemistry

10/08/20

Can someone help me please?
A 45 year-old woman complaining of breast pain was diagnosed with having HER2-positive breast cancer. The patient underwent lumpectomy followed by a period of chemotherapy including adjuvant... more
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Organic Chemistry Chemistry

10/07/20

Analyze Redox Reactions
Br2 + Mn2Br- + Mn2+Species oxidized:Species reduced:Oxidizing agent:Reducing agent: As the reaction proceeds, electrons are transferred from___to___.
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Organic Chemistry Chemistry

10/07/20

Analyze Redox Reactions
2ClO3- + 5Fe+ 12H+5Fe2+ + Cl2+ 6H2OName of the element oxidized:Name of the element reduced:Formula of the oxidizing agent:Formula of the reducing agent:
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Organic Chemistry Chemistry

10/07/20

Net Ionic Equations
Write a net ionic equation for the reaction that occurs when excess hydroiodic acid and potassium sulfide are combined.
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Organic Chemistry Chemistry Biochemistry

10/07/20

Calculate the initial temperature of the iron sample.

A 57.2 sample of iron, which has a specific heat capacity of 0.449 J * g^-1 *C^-1 , is put into a calorimeter that contains 150.0 g of water. The temperature of the water starts off at 20.0 C. When... more
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Organic Chemistry Chemistry Biochemistry

10/07/20

Calculate the new temperature of the water bath.

A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains 9.90kgof water at 38.0°C. During the reaction 140.kJ of heat flows out of the flask and into the... more
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Organic Chemistry

10/07/20

2,6-octadione is produced by ozonolysis of an alkene. What is the structure of that alkene? Show your reasoning, including a chemical reaction with the correct reagents and reaction conditions.
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Organic Chemistry Chemistry

10/07/20

Titration problem
If 27.21 ml of NaOH are required to titrate 50 ml of a solution that contains 1.2067g of KHP what is the molarity of the NaOH? You'll need to look up the molecular weight of KHP. Do not include... more
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Organic Chemistry

10/07/20

How many grams of salicylic acid can be produced from 4.0 millimoles of methyl salicylate?
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Organic Chemistry Chemistry Biochemistry

10/06/20

What is the heat of combustion for cyclohexane in kJ/ mol of cyclohexane
A 4.25 g sample of cyclohexane (C6H12, MM= 84g/mol) is combusted in a bomb calorimeter with a total heat capacity of 5.86 kJ/ ºC. The temperature of the calorimeter increases from 23.5 ºC to 39.8... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

By how much will the temperature of the calorimeter increase if the combustion of a certain sample of cyclohexane releases 9892 J of heat?
The heat capacity of a bomb calorimeter is .By how much will the temperature of the calorimeter increase if the combustion of a certain sample of cyclohexane releases 9892 J of heat?
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Organic Chemistry Chemistry Biochemistry

10/06/20

What will be the final temperature of the Aluminum bar and of the water once thermal equilibrium is achieved ?

A 10.0 g bar of aluminum initially at  is placed in 100.mL of water initially at  . What will be the final temperature of the Aluminum bar and of the water once thermal equilibrium is achieved ?... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

Calculate the heat gained by the water if the final equilibrium temperature is 57.8 °C.

A 1.5 g iron nail is heated to 95.0 °C and placed into a beaker of water. Calculate the heat gained by the water if the final equilibrium temperature is 57.8 °C. The specific heat of iron = 0.449... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

Calculate the energy required to heat 0.60kg of ethanol from 2.2°C to 13.7°C.
Calculate the energy required to heat 0.60kg of ethanol from 2.2°C to 13.7°C.Assume the specific heat capacity of ethanol under these conditions is ·2.44J·g−1K−1.Be sure your answer has the correct... more
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Organic Chemistry Chemistry College

10/06/20

College Organic Chemistry homework help

Draw structural formula for the following:Condensed or expanded NOT Line Angle.    Ethoxy propane     3 – chloro – 4 – ethyl hexanoic acid    N, N- diethyl butanamide... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

What is the final temperature of 10.0g of water initially at C after absorption of 100.J of heat?

What is the final temperature of 10.0g of water initially at C after absorption of 100.J of heat? The specific heat of water is 4.184 J/g C.
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Organic Chemistry Chemistry Biochemistry

10/06/20

Calculate the energy required to heat 701.0mg of silver from −0.8°C to 8.9°C.

Calculate the energy required to heat 701.0mg of silver from −0.8°C to 8.9°C. Assume the specific heat capacity of silver under these conditions is ·0.235J·g−1K−1.Be sure your answer has the... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

What can the chemist report for the specific heat capacity of the substance?
Hello, I'm so confused on this question, can I please have a detailed explanation?A chemist carefully measures the amount of heat needed to raise the temperature of a 261.0mg sample of a pure... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

What can the chemist report for the specific heat capacity of the substance?

A chemist carefully measures the amount of heat needed to raise the temperature of a 261.0mg sample of a pure substance from 2.8°C to 19.5°C. The experiment shows that 0.606J of heat are needed.... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

What can the chemist report for the specific heat capacity of the substance?
A chemist carefully measures the amount of heat needed to raise the temperature of a 754.0g sample of a pure substance from 2.1°C to 20.2°C. The experiment shows that 9.69kJ of heat are... more
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Organic Chemistry Chemistry Biochemistry

10/06/20

What can the chemist report for the specific heat capacity of the substance?
A chemist carefully measures the amount of heat needed to raise the temperature of a 442.0mgsample of a pure substance from 52.4°C to 66.4°C. The experiment shows that 25.9J of heat are needed.What... more
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