2,220 Answered Questions for the topic organic chemistry

Organic Chemistry Chemistry Physics

09/14/22

Lattice Energy Question
Does NaCl or Na2O have the largest lattice energy?
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Organic Chemistry Science Chemistry Biochemistry

09/14/22

If 0.5 g of a drug sample were dissolved in 25 mL solvent, how would you describe its solubility?
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Organic Chemistry

09/13/22

Hey I got a quick question for problem 2.34 it says draw structures and names for all of the cycloalkanese with formula C6H12

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Organic Chemistry Science Chemistry Biochemistry

09/12/22

Why should the temperature of the sample be controlled during the refractive index measurement?
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Organic Chemistry Math Science Biology

09/12/22

Senior High school Project ideas - Scientific

Hi! I’m doing a big project in Senior high school right now that plays a huge part in my graduation and would appreciate some help!I have to come up with an idea/subject that includes a good... more
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Organic Chemistry Chemistry Biochemistry

09/11/22

Concentration of Ionic Species
What are the concentrations of the various ionic species in a 0.1M solution of lysine at pH 4, 7, and 10?Studying for an exam and this is a study question. I need help making a step by step so I... more
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Organic Chemistry Math Chemistry Biochemistry

09/10/22

Sig figs Calculation

Carry out each calculation and report the answer using the proper number of significant figuresa. 15.947- 2.73b. 35.0 + 7.671c. 1,878 - 2.88
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Organic Chemistry Math Chemistry Biochemistry

09/10/22

Sig figs Calculation

Carry out each calculation and report the answer using the proper number of significant figuresa. 15.947- 2.73b. 35.0 + 7.671c. 1,878 - 2.88
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Organic Chemistry Chemistry

09/09/22

The atomic masses of 6-Li and 7-Li are 6.0151 amu and 7.0160 amu, respectively. Calculate the natural abundances of these two isotopes.
I understand the question, but I'm not sure how to solve this without an average atomic mass, it just feels like there's not enough information.
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Organic Chemistry

09/06/22

If the solubility of acetanilide is 0.45 g per 100 mL of water at 0 oC, calculate how much acetanilide remains in solution during your recrystallization
If the solubility of acetanilide is 0.45 g per 100 mL of water at 0 oC, calculate how much acetanilide remains in solution during your recrystallization.
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Organic Chemistry Chemistry

09/05/22

Help me solve this!!!
The given solubility of X at 100ºC in water is 17.0 g/100 mL of water and the other given solubility of X at 0ºC in water is 3.5 g/100 mL of water. How many mL of boiling water would be required to... more
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Organic Chemistry Chemistry

09/04/22

Organic Chemistry Reactions
Can I use Acidified permanganate , Sodium Carbonate and Bromine test to distinguish between Alkenes , Carboxylic Acid and Alcohols. Can all three reactants be used to identify all three compounds?
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Organic Chemistry Chemistry

09/04/22

Distinguishing between organic compounds

Another question that is confusing :Clearly outline how could distinguish between an alkene , a primary and a tertiary alcohol. Provide the products of reactions which can be used They all have... more
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Organic Chemistry Chemistry

09/04/22

Identifying Unknown compounds

Im having a hard time answering this :Explain whether solubility would be an effective method of distinguishing between carboxylic acids , alcohols and alkenesA detailed explanation would be very... more
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Organic Chemistry Science Chemistry Biochemistry

09/03/22

How much aluminum hydroxide in kilogram is needed for the batch size?
Antacid tabletAluminum hydroxide - 325 mgMannitol - 812 mgSodium saccharin - 0.4 mgSorbitol (10% w/v solution) - 32.5 mgMagnesium stearate - 35 mgMint flavor concentrate - 4 mgBatch size: 150,000... more
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Organic Chemistry Science Chemistry Biochemistry

09/03/22

Is energy always associated with biochemical processes?
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Organic Chemistry English Chemistry Literature

09/02/22

ACS formats for websites
https://techiescientist.com/ph-of-seawater/https://www.clevelandwater.com/blog/understanding-turbidity-and-why-it-mattershttps://www.merriam-webster.com/dictionary/pHMy question is surrounding how... more
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Organic Chemistry Science Chemistry Biochemistry

09/01/22

A pharmacist is to prepare 300 g of an ointment containing 50 mL of glycerin. The density of glycerin is 1.25 g/mL.
What is the % w/w of this preparation?
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Organic Chemistry Chemistry Biochemistry Pharmacology

09/01/22

A pharmacist is asked to compound a 200 mL mixture containing maldroxyl 50 mL, diphenydramine elixir 50 mL, and viscous lidocaine 2%.
How much viscous lidocaine 2% is needed to prepare the order?
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Organic Chemistry Chemistry Biochemistry Pharmacology

09/01/22

What is the final concentration (w/w) of zinc oxide ointment when 250 g of a 2.5% zinc ointment and 300 g of a 5% zinc oxide ointment are mixed?
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Organic Chemistry Chemistry

08/30/22

Chemistry 301: Separate the Valence electrons from the core electrons.
Specify which of the chlorine orbitals are core and valence electrons. You may select more than one choice for each item.1s12s23s22p63p5
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Organic Chemistry Chemistry

08/24/22

For each of the following compounds, Draw the Lewis structure of a compound with clarity and accuracy...
For each of the following compounds,Draw the Lewis structure of a compound with clarity and accuracy Determine if a chemical bond is either non-polar, polar, or ionic with clarity and accuracy... more
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Organic Chemistry Chemistry Biochemistry

08/20/22

CHEMISTRY UNCERTAINTY
what is the uncertainty of these measurementswrite as +/- the number and the unit1) 1.O569g _____2) 7.56mL _______3) 1.815cm _______
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Organic Chemistry Biology Chemistry Biochemistry

08/20/22

Chemistry uncertainty and sig figs
can anyone help me with this1) which number if the measure value is 8.4I26, which of the numbers has uncertainty2) if the scale division 0.1 unit, and the measurement values at 3.2 units, how do u... more
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Organic Chemistry

08/19/22

How can we convert phenylacetic acid to 3-phenylpropionitrile?
I understand that phenylacetic acid reacts with KSCN can form phenylacetonitrile plus the side product (CO2 and KSH).This is Letts nitrile synthesisHowever the problem is to convert phenylacetic... more
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