Your instructor has given you a solution with 162.0 g of glucose (C6H1206) in one liter of water. What is the molarity of this solution? Multiple Choice 0.1M 0.3M 0.7M 0.9M

Q: What would you expect to see if you were to create a solution that has 20.0 grams of the NaCl and…

A: Chemical compounds are divided into two major types-ionic and covalent compounds. Ionic compounds…

Q: When comparing pH, a solution with a pH of 5 contains 100 times the amount of H+ when compared to a…

A: pH of a solution is nothing but the negative log of hydrogen ion concentration in a solution . it…

Q: A beaker with 1.40x102 mL of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The…

A:

Q: The normal range of the sodium electrolyte in the body is 134 to 145 mEq/L. The term mEq is…

A: Electrolytes are minerals that can yield ions when dissolved in water. They are essential for…

Q: Alanine has pKa values of 2.4 and 9.9. Its isoelectric point, pI, is equal to____.  A. 6.15 B. 23.76…

A: Amino acids contain an alpha-carboxylic acid group and an alpha-amino group. Every amino acid has…

Q: A solution with a pH of 6 has a ____ difference in H ion concentration than a solution with a pH of…

A: pH is chemical scale that specifies the acid or basic strength of a solution. Pure water has a pH of…

Q: How many grams (g) of solute are present in 75 mL of a 0.50 M glucose (C6H1206) solution of glucose?…

A: Biomolecules are organic molecules present in living organisms. Carbohydrates, nucleic acids,…

Q: If burning 1 gram of cornflake (in a calorimeter) caused the temperature of 23.0°C water (100 mL) to…

A: Calorie: The calorie is the energy required to raise the temperature of 1 gram f water by 1°C. Its…

Q: How much sodium formate (HCOONa, 68.0069 g/mol) do you need to add to 400. mL of 1.00 M formic acid…

A: Given: Volume of formic acid = 400. mL pH=3.500 Ka = 1.77 x 10¯4 To calculate: Mass of sodium…

Q: What is the pH of a solution that has an H¯ concentration of 1.75 x 10° mol/L

A: pH is the measure of the acidity or basicity of a medium.  It is measured as the negative logarithm…

Q: A. Biuret Test Mix 1 mL of sample with 1 mL of 5% NaOH. Add 2 – 3 drops of 1% CuSO4.    Question…

A: Biuret test is done to check for the presence for proteins. CuSO4 and NaOH are used as reagents.…

Q: You are asked to design three buffers of the following pH values: 9.10, 10.45, and 4.65. You have…

A: Buffer: It is a solution that can withstand pH changes when acidic or basic components are added.

Q: At room temperature, substance 1 is a gas while substance 2 is a liquid. Which of the following is…

A: A state of matter is defined as one of the distinct forms that various phases of matter take on. The…

Q: 12 grams of glucose will make how many mL of a 0.5 g/mL solution?

A: Given Values: Weight of glucose = 12 g Concentration = 0.5 gml How much volume of water needs to…

Q: You made a buffer solution by combining 250.0 mL of a 0.20 M sodium acetate solution with 50.0 mL of…

A: Given Values: Volume and concentration of the sodium acetate = 250 m and 0.20 M Volume and…

Q: Make 100 ml of a 1% solution of boric acid isotonic with blood by adding NaCl. The freezing point of…

A: A drug, often known as a medicine, is a chemical compound that has a biological effect on the human…

Q: Refer to the following titration curve below: 13 12 11 10 7 6 5 4 4 6 8 10 12 14 16 18 20 22 24 26…

A: Iso electric point: the pH at which the Amino acid exists in a zwitter ionic state us called iso…

Q: Given Reactants: Sodium Hydroxide (NaOH) Potassium Permanganate (KMnO4) Glucose (C₆H₁₂O₆) Find…

A: A chemical equation is the symbolic representation of a chemical reaction in the form of symbols and…

Q: What is the molarity of a solution if 360 g of glucose (C6H1206) is dissolved in 500 mL of solution?…

A: Molarity (M) is defined as the number of moles of solute per liter of solution. This is calculated…

Q: Which of the following ingredients in Ding Dong Cakes are added for the purpose of maintaining pH…

A: Cake or Ding Dong cake is form of sweet food made from flour, sugar, and other ingredients.

Q: A solution of Na2CO3 contains 53g of solute in 200ml of solution. What is the molarity of this…

A: The concentration of a solution can be expressed in terms of molarity. Molar mass is defined as the…

Q: Calculate the pH of a dilute solution that contains a molar ratio of potassium acetate to acetic…

A: The Henderson-Hasselbalch equation depicts the measurement of acidity as pH in biochemical…

Q: Calculate the pH of a solution containing 0.0314 M malic acid and 0.020 M potassium hydrogen malate.…

A: Given Values: Ka1 = 3.48×10-4 Ka2 = 8×10-6 Conc. of malic acid = 0.0314 M Conc. of potassium…

Q: Arrange the elements Na, Si, and S in the order of (a) decreasing atomic radius. (h) increasing…

A: Atomic radius: It is half the distance between nuclei of two atoms of the same element when the…

Q: Which of the following aqueous solutions has the lowest pH: 0.1 M HCl; 0.1 M acetic acid (pKa =…

A: pH is used to specify the acidity or basicity of an aqueous solution. It measures the hydrogen ion…

Q: A solution is made by mixing 56.9 g of water and 23.8 g NaCl. What is the concentration of NaCl in…

A: Given Values: Weight of the water = 56.9 grams Weight of NaCl = 23.8 grams

Q: The pH of a 1.25 x10-3 M NAOH solution is: O a 7 b 2.90 3.10 O d 11.10 O e 10.90

A: Given Values: The concentration of NaOH solution = 1.25×10-3 M

Q: Make a 100 ml of a 1M stock solution of NaCl (you will need the molecular weight of NaCl).

A: molecular weight of Back is 58.4 Molarity (M) is the amount of a substance in a certain volume of…

Q: What is the molality of the following solutions? a. 171.9 g of Sr(NO3)2 is dissolved in 1.44 kg of…

A: Introduction Molar mass of Strontium nitrate [Sr(NO3)2] =87.62+ 2×14.01+ 6×16=211.63 g/molnumber of…

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: Ammonia, NH3, is toxic to a wide range of aquatic organisms including snails, insects, and fish. The…

A: The equation establishing the relationship between ammonia (NH3) and ammonium (NH4+) in water is as…

Q: What is the pH of a grapefruit that contains 0.007 M citric acid solution (CHgO7)? C6H307(aq) +…

A: Acids are substances that are capable of donating a proton to the aqueous solution. Weak acids…

Q: rochloric acid Lemon Apple Banana Water Baking soda Drain cleaner Ammonia 12 3 14 Most acidic Most…

A: A solution having a pH value below than 7 is known as an Acidic Solution whereas a solution whose pH…

Q: What is the molarity of the following solution: 47g of KCl dissolved in enough water to give 375 mL…

A: Molarity (M) is the amount of a substance in a certain volume of solution and is also known as the…

Q: How many more H+ ions does soda pop have compared to pure water?

A: The pH is defined as hydrogen potential. The pH scale is used to measure the solution whether it is…

Q: A solution with pH 4 has __________ the H+ concentration of pH 8.

A: pH value is generally used to measure the acidic or basic level of a solution. It ranges from 0 to…

Q: The pH of a solution is 7, what is the H+ concentration?   Group of answer choices   1 x 10e-7 M 1 x…

A: Introduction: pH is an indicator that helps to determine whether the solution is acidic or basic. It…

Q: A slice of pizza has 500 kcal. If we could burn the pizza and use all the heat to warm a 50-L…

A: Specific heat is a physical property of substance. It is the amount of heat needed per unit mass to…

Q: Emergency treatment of cardiac arrest victims sometimes involves injection of a calcium chloride…

A: %(w/v) measures mass of the solute dissolved per 100 mL of solution. Mass of the CaCl2 in solution…

Q: An aqueous solution is 22.0% by mass ethanol, CH3CH2OH, and has a density of 0.966 g/mL. The…

A: Introduction: Molality is the ratio of the number of moles of solute per kilogram of solvent. Its SI…

Q: what is the pH of a 0.0250 M solution of calcium Hydroxide? A) 12.40 B) 1.60  C) 1.70 D) 12.30

A: pH of a solution represents amount of hydrogen ions present in the solution which in turns…

Q: Discuss the results and observations in a regular laboratory experiments the denaturation of:   1.…

A: 1) Acetone and proteins: organic solvents with the mutual attraction of nonpolar groups.…

Q: Each value represents a different aqueous solution at 25 °C. Classify each solution as acidic,…

A: Note: Since you have posted a question with multiple subparts, we will solve the first three…

Q: How many grams of glucose would you need to make 500 mL of an 8% solution?

A: The concentration of the solution is determined by calculating the amount of solute dissolved in a…

Q: 3. a) An aqueous solution is 3.50% by mass potassium bromide, KBr, and has a density of 1.02 g/mL.…

A: a)The molality of potassium bromide in the solution is                                  m = (3.50 g…

Q: A solution is made by dissolving 0.641 mol of nonelectrolyte solute in 763 g of benzene. Calculate…

A: Nonelectrolyte solute = 0.641 mol Benzene =763 g

Q: How many colchicine tablets, each containing 600 pg, may be prepared from 30 g of colchicine? (A) 50…

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Q: You are a graduate student who is trying to conduct an experiment. For this experiment, you need to…

A: In order to make working solutions, it is often required to dilute the available stock solutions.…

Q: If a solution has a concentration of 10^-7 OH ions, how many H ions does it have?

A: pH is chemical scale that specifies the acid or basic strength of a solution. Pure water has a pH of…

Spheres of physical activity

The spheres of physical activity experience include aspects of everyday life where physical activity is important. In general, the spheres recognize various purposes of physical activity in different contexts. The spheres of physical activity provide a broad basis for assessing the significance and prevalence of physical activity. There are seven spheres of physical activity experience.