Q: Using an example of your choice of buffer, explain how a buffer absorbs added acids and bases. Use…
A: Introduction Buffer solutions maintain their pH constant even upon the addition of small amounts of…
Q: Draw on a piece of paper, take a picture and upload the tripeptide: Gly-Phe-Ala How many…
A: Two to fifty amino acids combine to form a peptide. If more than 50 amino acids are present in a…
Q: Consider a solution of glucose in water that is 5.25% by mass glucose. Calculate the indicated…
A: Water contains 5.25% by mass glucose. Mass of the solution=225g Therefore, Concentration of…
Q: In the quick test for fats, is there a relationship between the size of the spot and the fat content…
A: Fats are defined as the class or group of macronutrients used in body metabolism termed as…
Q: A buffer can protect against changes in pH when hydrogen ion or hydroxide ion is added to a reaction…
A: Buffer solution is two types, Acidic buffer - this is composed of a weak acid and it's conjugate…
Q: Which acid in each pair has the higher melting point and explain why Arachidonic acid or Archidic…
A: Arachidic acid is also known as eicosanoic acid. It is a saturated fatty acid and does not have…
Q: A 7 D
A: A titration curve means it has a molecule that is titrated either with an acid or base. Acid and…
Q: part 1What is the % w/v of a 250ml solution containing 120mg of sucrose? part 2What is the % v/v of…
A: 1. weight of solute (sucrose)= 120 g volume of solution = 250 ml % w/v = [ weight of solute(g) /…
Q: Give information about the formation of acrylamide
A: Acrylamide: a. It is known for producing industrial products like plastics, paper, glues, and…
Q: Amino acids form peptide bonds through dehydration. Explain the role of water in this process by…
A: Aminoacid can be polymerised to form the chains . This process can be represented as the…
Q: In a Venn diagram compare the palmitic acid and the oleic acid.
A: Based on the structure provided (actual oleic acid acid is monounsaturated and 18 carbon long) the…
Q: Benedict's test. What determined whether the carbohydrate reacted or not
A: Benedict's test is used in qualitative analysis of carbohydrates test in which is used to identify…
Q: 6. Which of the following statements concerning bile acids is incorrect? They are... a. Insoluble in…
A: Bile acids are steroid acids present in bile of mammals and vertebrates. These bile acids are…
Q: Predict whether a triglyceride from beef fat or a triglyceride from olive oil will have a higher…
A: triglycerides are type of fat (lipids) found in blood which is an ester obtained from glycerol and…
Q: Explain why sausages remain pink and meat turns brown on cooking. Why is glucose sweeter than…
A: Curing food preservation and flavoring process of food items such as meat, fish or vegetables. It is…
Q: fresh cucumber placed in a brine (salt) solution shrinks after a few days in the solution.
A:
Q: Use Seliwanoff's test to distinguish fructose and surcose. If not possible, provide a reason.
A: The Seliwanoffs test is a test that is used to distinguish between aldose and ketose sugar. Upon…
Q: Explain why water forms nearly spherical droplets on the surface of a freshly waxed car. Why doesn’t…
A: Water is considered as a polar solvent, which is hydrophilic in nature. Due to its hydrophilic…
Q: Which would be faster to metabolize starch glucose galactose
A: Metabolism is a set of chemical reactions through which what we consume through food through diet…
Q: Obtain a bottle of a daily vitamin supplement. How many milligrams of vitamin C are contained per…
A: Mass of vitamin c = 500mg = 0.5g
Q: what are two similarities and differences between sodium and potassium and between sodium and…
A: Sodium and potassium belongs to same group, hence they are very similar in properties. Sodium and…
Q: Explain how to determine the molarity of a potato.
A: This test calls for a big potato, Potato core (approximately 3 cm long) , six- 200 ml beakers,…
Q: a) mentioned the name of simple laboratory method to roughly estimate the concentration of an…
A: Proteins have wide variety of essential function in our body like providing energy, structural…
Q: Describe the property of potassium iodide solution in its affects on the results of detection of…
A: Iodine test is used in detection of starch using iodine and potassium iodide solution.
Q: If you have tocopherol in a food what type of vitamin you are talking about? Suppose one person has…
A: Body mass index is a value derived from the mass and height of a person.
Q: How many types of lipid aggregates are formed when amphipathic lipids are mixed with water?a) 1b)…
A: Micelle, bilayer and liposome are the 3 types of lipid aggregates are formed when amphipathic lipids…
Q: acid is produced when milk gets sour
A: Milk packed with necessary nutrients like Ca, phosphorus, B vitamins, potassium and vitamin D. Plus,…
Q: classical method to check the quality of Nucleic Acid Product
A: It is most commonly used today to perform a quick assessment of the purity of nucleic acid samples.…
Q: Fill in the blank: _______________________ combines with water to form carbonic acid.
A: There are various biochemical compounds that are present in living organisms. The reactions taking…
Q: Explain why pure water has the maximum water potential.
A: Introduction In this question we have to explain why pure water has the maximum water potential.
Q: Does a flour dissolves in water
A: A solvent is a compound that dissolves a solution, leading to a solution. A solvent is typically a…
Q: Compare and contrast an acid from a base.
A: Acid and base both are chemical compounds that react to form water and salt by the neutralization…
Q: Turpentine oil is obtained from_______?
A: Turpentine is a volatile oil. It is used for polishing the furniture.
Q: explain why polymers melt over a range of temperatures unlike low molecuar weight materials weight…
A: A polymer is a chemical compound that contains a large number of identical molecular repeating…
Q: Suppose you have 150 mL of a 2.4 M glucose solution. How many moles of glucose do you have
A: Molarity is a term to define the concentration of a solution.
Q: Explain why a solution turns slightly acidic when you breathe into it. Explain the role of the…
A: it is because of the component of blood and the exchange of gases.
Q: You need to compound 1 L of a 4% solution. The pharmacy has a solution of 12% and a 2% solution in…
A: The Alligation method or Tic-Tac-Toe is a method of calculation when there are different prices or…
Q: Why should starch solution be freshly prepared
A: The polymeric carbohydrate starch, also known as amylum, is made up of multiple glucose units joined…
Q: Explain why oil does not dissolve in water ?
A: Introduction Water is a gaseous, liquid, or solid material that is made up of the chemical elements…
Q: They counted the number of spatuals of sugar or salt added to the water until no more would…
A: A solution is generated when a solute is dissolved in a solvent. A solvent is a liquid that…
Q: Convert the hydrogen ion concentration (moles per liter) of a solution to a pH value and describe…
A: Suppose a solution has a hydrogen ion concentration of 20 mM. One needs to calculate the pH of the…
Q: has the higher melting point and explain why. Palmitic acid or stearic acid Arachidonic acid or…
A: Melting point of fatty acids depend on the degree of saturation and chain length. Saturated fatty…
Q: Determine the effect of temperature changes on the solubility of a solute in a solution.
A: Temperature affects solubility.
Q: the value of the ratio form the white grape juice to sugar is
A: Grape juice is made of 70 to 80 percent of water and it contains many dissolved solids (sugars,…
Q: Although both sugar and salt are soluble in water, the way in which they dissolve is different.…
A: Salt is an ionic compound. Sugar is a covalent compound.
Give reason why potato cubes when placed in water become firm and increase in size.
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Solved in 2 steps
- Explain why a fresh cucumber placed in a brine (salt) solution shrinks after a few days in the solution.Predict which acid in each pair has the higher melting point and explain why. Palmitic acid or stearic acid Arachidonic acid or arachidic acidexplain why all monosaccharides and disaccharide are soluble in water
- explain the mechanism by which acid growth happens. Why is acid growth important for plants?Give information about the formation of acrylamide.which temperature will yield a colorless solution given a mixture of starch, I2, and amylase? a. 40 degrees celcius b. 80 degrees celcius c. 10 degrees celcius d. 30 degrees celcius
- a.) Explain how DFD meat has a high water holding capacity but is described as dry? b.) Why is it important to have relaxed animals together? c.) What is the difference between amylose and cellulose?Compare a cup with in it to a cup with water ice in itUse Seliwanoff's test to distinguish fructose and surcose. If not possible, provide a reason.
- Explain why sausages remain pink and meat turns brown on cooking. Why is glucose sweeter than starch?Determine the effect of temperature changes on the solubility of a solute in a solution.Although both sugar and salt are soluble in water, the way in which they dissolve is different. Explain how their dissolving process is different, and elaborate why these differences exist.