2,220 Answered Questions for the topic organic chemistry

Organic Chemistry Math Chemistry Biochemistry

11/02/21

From the following formula or 40 sertraline hydrochloride capsules, calculate the quantity o each ingredient needed to prepare 250 such capsules.
(involving reducing and enlarging formula)Sertraline hydrochloride 300 mgSilica gel 6 gCalcium citrate 4 g
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11/01/21

;))))))))) Chemistry
why does when we increase the concentration of a set of reactant the rate of chemical reaction also increases?
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11/01/21

-------CHEMISTRY------------
Explain the mechanism of catalyst in increasing and decreasing the rate of chemical reaction.
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11/01/21

CHEMISTRY!!!!!!!!!!!!!!!!!!!!!!!!!
why does when the greater the frequency of successful collisions between reactant particles happens the greater the reaction rate.
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10/31/21

PLEASE HELP ME OUT ASAP!

The question is, why do we use sodium hydroxide (NaOH) and dimethyl sulphate in the following experiment? In the synthesis of anisole, a two-necked round-bottomed flask equipped with a reflux... more
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Organic Chemistry Chemistry Chem Medication

10/31/21

What is the following signa to English?
"gtt ii a.s. stat, gtt 1 q 6 prn pain".
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Organic Chemistry Chemistry Chem Prescription

10/31/21

How to translate this signa?
tab i SL p.c. x 2 wk. for HTN
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Organic Chemistry Math Calculus Chemistry

10/31/21

The signa of a prescription is "2 tab qid for 1 month" the patient bought 80 tablets and comes back after 15 days.
Solve for the percent compliance rate and answer up to the 2nd decimal place.
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Organic Chemistry Math Chemistry Pharmacology

10/31/21

If the dose of a liquid medicine is 1/2 tsp q 8 h. How many days will a 120 ml liquid medicine will last?
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Organic Chemistry

10/29/21

Please help me with this question
You extracted 10 grams of Ghost pepper with 35 ml acetone, filtered, back-extracted with water then dried. The ending volume after drying was 2.5 ml. This 2.5 ml was run on an open column and... more
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10/26/21

Find the morality and molality
16.0 g CH3OH and 50.0 g water are combined to make a solution. What is the molarity and molality of methanol (CH3OH) in the solution if the density of the solution is 0.955 g/mL?
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Organic Chemistry Chemistry Chemistry Biochemistry

10/26/21

Find the electronegativity difference
What is the electronegativity difference of CH3OH?Carbon=2.5 Hydrogen=2.1 Oxygen=3.5a. 1.1b. 5c. 0.9d. none of the above
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10/26/21

Find the molarity of this solution.
In 20.0 degree Celsius, a 0.258 m aqueous solution of C6H12O6 (glucose) has a density of 1.017 g/mL. Find the molarity of this solution.
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Organic Chemistry

10/25/21

why do acidify the aqueous layer

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Organic Chemistry Chemistry

10/24/21

Need help solving these problems

When (8.140x10^2) J of heat is added to a liquid sample that is initially at 25.0 degrees Celsius, the temperature rises to (2.80x10^1) degrees Celsius. What is the volume of the sample in... more
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Organic Chemistry Chemistry Biochemistry Pharmacy

10/22/21

A lotion vehicle contains 15% v/v of glycerin. How much glycerin in grams should be used in preparing 5 gallons of the lotion?

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Organic Chemistry Math Science Chemistry

10/22/21

What is the answer in the blank for light liquid and heavy liquid concerning specific gravity and percent error?
The format goes in this:Light liquid- Mineral Oil and Heavy liquid – NaCl soln 20%)250 mL graduated cylinder with the liquid to be tested up to the 200 ml mark.Hydrometer MethodResult: (for light... more
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Organic Chemistry

10/21/21

Explain why it takes energy to separate the atoms joined by a covalent bond.
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Organic Chemistry

10/20/21

Acid base theory
at 15c the value of kw is 4.5x10^-15. what is the equilibrium concentration of oh^- at this temperature
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Organic Chemistry Chemistry

10/19/21

Organic Chemistry Relative Rate(s)
Predict the relative rates of reaction for 1-chlorobutane and 1-bromobutane with sodium iodide.Is 1-bromobutane faster then 1-chlorobutane or is 1-chlorobutane faster then 1-bromobutane?
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Organic Chemistry Chemistry

10/19/21

Organic Chemistry Relative Rate(s)
Predict the relative rates of reaction for 1-bromobutane, 2-bromobutane and 2-bromo-2-methylpropane with sodium iodide.1: Fastest2:3: LowestThe possible answers are 1-bromobutane, 2-bromobutane,... more
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Organic Chemistry

10/15/21

what are the products reaction of an alkanes with magic acid ?
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10/14/21

Ibuprofen (C13H18O2) is an analgesic (painkiller). What is the molar mass of ibuprofen?

Ibuprofen (C13H18O2) is an analgesic (painkiller). What is the molar mass of ibuprofen? 
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10/14/21

What is the mass of 1 mole of barium sulfate (BaSO4) use to take X rays of the gastrointestinal tract?
What is the mass of 1 mole of barium sulfate (BaSO4) use to take X rays of the gastrointestinal tract? a. 64 g b. 185.33 g c. 233.33 g d. 169.33 g
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10/14/21

A sample of gold contains 7.02 x 1024 atoms. How many moles of gold are there?
A sample of gold contains 7.02 x 1024 atoms. How many moles of gold are there? a. 11.7 x 1023 moles b. 7.02 moles c. 6.022 x 1023 moles d. 11.7 moles
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