1,708 Answered Questions for the topic biochemistry

Biochemistry Biology Microbiology

02/16/21

Biology Calculating Molarity
How do you calculate the molarity of hydrogen and hydroxyl ions in an aqueous solution?
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02/14/21

What are chemical bonds?
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Biochemistry Biology

02/12/21

Wat are the significance of dna and rna?

Wat are the significance of dna and rna in molecular biology research, cellular physiology and in diseases
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Biochemistry Chemistry Chem Ap Chem

02/09/21

2 moles of Sodium sulfate is reacted with 3 moles of calcium chloride.  
2 moles of Sodium sulfate is reacted with 3 moles of calcium chloride.   Write a balanced chemical equation, including states of all reactants and products. Write a net ionic equation. Determine... more
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Biochemistry Math Algebra 1 Algebra 2

02/09/21

Which of the following statements is TRUE?
The different isotopes of an element are always equally abundant. Atoms of different elements may have the same mass numbers. The identify of an atom cannot be determined solely by its atomic... more
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Biochemistry

02/07/21

Calculate the mass
Calculate the mass in mg of kanamycin required to make 25 mL of a 12 mg/mL solution of kanamycin.
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02/07/21

General Chemistry
What is the final sodium ion concentration when 35.0 ml of 0.150 M NaCl is mixed with 75.0 of 0.050 M Na2SO4 and 20.0 ml of 0.100 M KCI?
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02/07/21

General Chemistry
What volume of CO2 gas is produced when 5.00 kg of pure iron metal is formed and the gas volume is measured at 10.0 atm and 450 degree C?
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02/07/21

General Chemistry
what is the molarity of a solution made by dissolving 12.5 grams of potassium chromate in enough water to form 225 ml of solution?Then give the molarity for the cation.Please include steps
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02/06/21

General Chemistry
35.0 ml of a 1.25 sodium hydroxide solution is diluted with water to a final volume of 55.0 ml. What is the new molarity?
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02/06/21

General Chemistry
What volume of 0.350 M sodium iodide could be prepared with 50.0 grams of the pure solid? Include steps please.
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02/05/21

Chemistry Review

Suppose that 14.0 g of nitrogen gas reacts with 6.0 grams of hydrogen gas. What mass of ammonia would you produce? Please include steps
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02/05/21

Chemistry Chapter 1 Review
What is the final (Na+) when 35.0 mL of 0.150 M NaCl is mixed with 75.0mL of 0.050 M Na2SO4 and 20.0 mL of 0.100 M KCI? assume all compounds are completely soluble. Consider each compounds... more
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02/05/21

Intramolecular and Intermolecular forces
Do intramolecular forces (ionic/covalent) or intermolecular forces (dipole/London/Hydrogen) account for the properties associated with different types of bonds?
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Biochemistry Pharmacology

02/03/21

I have 10 questions but you can help answering it short but concise.
1. If excipients do not have pharmacodynamic activity, how do excipients affect the performance of the drug product? 2. What is meant by the rate-limiting step in drug bioavailability from a solid... more
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Biochemistry Pharmacology

02/02/21

I have 10 questions but you can help answering it short but concise.

1. If excipients do not have pharmacodynamic activity, how do excipients affect the performance of the drug product? 2. What is meant by the rate-limiting step in drug bioavailability from a solid... more
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01/30/21

Chemistry Review
What vlume of a 0350 M potassium carbonate solution could be prepared starting with 50.0 g of the pure solid?
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Biochemistry

01/27/21

Describe the three charge properties of amino acids and how they influence biochemical interactions within the body.
Amino acids can be broken into three distinct groups based on net charges: positively charged, negatively charged, and neutral. With these charges – or lack of charges – come special properties... more
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01/26/21

List the structures that help to change the characteristic of inspired air before it reaches the lungs.
please i don't understand this question
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01/25/21

List the structures that help to change the characteristic of inspired air before it reaches the lungs.
I need help with this question. I don't understand it
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01/25/21

Describe the negative feedback loop
I need help with this question
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01/25/21

Name the main body compartments of the human body and list organs in the different compartments

please i need help with this question
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01/24/21

What happens when co2 is heated

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Biochemistry Biology Psychology

01/13/21

Biopolar Disorder

Can the manic episode last for 2 or 3 months when you have bipolar disorder?
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01/13/21

Chemistry weak bases
Trimethylamine, (CH3) 3N is a weak base (Kb = 6.3 × 10–5). What volume of this gas, measured at STP, must be dissolved in 2.5 L of solution to give that solution a pOH of 2.50?
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