Q: As pH decreases, a solution becomes more acidic.
A: The estimation of the concentration of “hydrogen ions” in the solution is known as the potential of…
Q: Define concentration
A: The term concentration has different meanings in different context. Here, the biological or…
Q: Which of the following elements is or are common to both lipids and proteins? A. Carbon only B.…
A: A macromolecule is an enormous particle, like a protein. They are made out of thousands of…
Q: Which of the following statements is true? a. Acids and bases cannot mix together. b. Acids and…
A: pH scale indicates the hydrogen ion concentration of that solution. By given pH we can say if that…
Q: The internal pH of most living cells must remain constant; therefore, the pH of blood in humans does…
A: Ans- The normal blood ph of s human is 7.4. Blood of humans appreciably does not change easily. It…
Q: . Compared with a basic solution at pH 9, the same volumeof an acidic solution at pH 4 has _________…
A: pH is a quantitative measure of the acidity or basicity of aqueous or other liquid solutions. The…
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: enzyme Nitrite reductase has which of the elements as its constituent ?
A: Enzymes facilitate speed up chemical reactions within the human body. They bind to molecules and…
Q: A water (H20) molecules is
A: Under normal conditions, water exists as a liquid on the Earth's surface, making it invaluable for…
Q: The most important ion in biological systems is the____________________ ion.
A: Several metal ions are important for the biological activity of the animals as well as of the…
Q: s blood a heterogenous mixture or a homogenous mixture
A: The mixture is made up of two or more atoms that are not combined chemically together. It can take…
Q: Buffers are aqueous solutions that tend to resist changes in pH when small amounts of strong acid…
A: A buffer is an aqueous solution that controls the changes in pH. A physiological buffer system…
Q: d fat. Duodenal pH is m
A: pancreas secretes digestive enzymes into the duodenum and hormones into the bloodstream. The…
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: Which of these statements is correct with respect to pH? The pH of a solution remains constant with…
A: pH is a measure of the concentration of hydrogen ions in a solution. It is an important quantity…
Q: The geometry and structure of large molecules, like proteins, is dictated by
A: The structure and geometry of large biomolecules like proteins is governed by the types of amino…
Q: When X-rays penetrate cells, electrons are ejected from atoms of molecules. Stable molecules can be…
A: X-rays X rays are the high frequency electromagnetic radiation and con not be seen. The frequency…
Q: If both DNA and protein contained phosphourous and sulphur do you think the result would have been…
A: DNA is the genetic material that houses all the genetic information in its nucleotide sequence.…
Q: A difference in chemical concentration between one point and another is called a concentration…
A: When concentration of particles is higher in one side of the cell membrane and the other side of…
Q: Describe how buffers are important to living organisms.
A: Buffers: These are compounds that are capable of either binding or releasing hydrogen ions depending…
Q: An acid is a substance which raises hydrogen ion concentration O has a pH of 13 O has equal number…
A: Acid It is a substance or compound that release hydrogen ion(H+) when in solution. In strong acid…
Q: The second part of the question was asking if there would be any other areas in our body that would…
A: The body works in a specific pH. pH in the body of an individual is an essential factor to…
Q: Why would a deviation in blood pH result in death?
A: The acidity and alkalinity of the blood is measured in terms of pH. the normal pH of the blood is…
Q: If we take a cholesterol test and the test results are high or low, what are the reasons that led to…
A: A waxy molecule called cholesterol is present in blood. Although the body needs cholesterol to…
Q: Which of the following solutions is the most acidic? A. soda drink, pH 2.5 B. tears, pH 7.5 C. rain,…
A: The pH scale measures how acidic an object is. The scale has values ranging from zero (the most…
Q: What will be the results if our body are lack/absence of elements?
A: There are several elements present in the body that are responsible for different purposes.
Q: What is the pH
A: This question is based on the Henderson-Hasselbach equation. According to this equation,” when the…
Q: and they, Compounds that release hydrogen ions in solution are called the pH of the solution. acids;…
A: The pH of a solution is used to predict the acidic and basic nature of the solution. It depends on…
Q: with the exception of chemical processes in the stomach , almost all other chemical reactions in…
A: pH is a measure of the hydrogen ion concentration which is quantitatively used to characterize…
Q: From your data in Table 8.2 choose the correct pH for household chemical listed here. pH 6 purple pH…
A: The pH is considered as the scale, which is used to specify the basicity as well as the acidity of…
Q: what are trace elements? Explain what happens if there is a lack of trace element in our body wiyh…
A: All matter is formed of pure substances called elements. Elements can be divided into two…
Q: If the body can use alcohol as a fuel, why can’t we live on alcohol and a multivitamin/mineral…
A: Nutrients provide energy to the body and maintain the different cellular structures.
Q: Why is oxygen when unbound to any other material can be toxic to life?
A: Life as we know it takes many diverse forms, from the largest whales to the tiniest unicellular…
Q: When the concentration of H+ ions in a solution decreases, a buffer maintains the pH of a solution…
A: Introduction: A buffer is a weak acid or base that prevents sudden changes in the pH of the…
Q: People on high-protein diets are advised todrink lots of water. Why?
A: Protein is an essential nutrient that is required to repair damaged cells and also for the growth…
Q: Why is water necessary for life?
A: A water molecule is made up of two hydrogen atoms bonded to a single oxygen atom. It is a polar…
Q: This structure represent
A: The hydrophilic head and hydrophobic tail of the phospholipid bilayer are present. The intrinsic…
Q: If the addition of an acid or a base to a solution does not change its pH (or changed minimally),…
A: The question asks to fill up the statement:If the addition of an acid or a base to a solution does…
Q: His blood pH is 7.48. What does this mean?
A: Stomach bug is an infection of the intestine which causes diarrhea, vomiting, fever and stomach…
Q: The melting temperature of a DNA molecule increases as the GC content increases. Explain
A: Melting temperature is a temperature at which 50 % of Double-stranded DNA was denatured into…
Q: When two drops of NaOH were added to the water the color changed from purple to green. Did this make…
A: A pH measurement scale is used to specify the acidity or basicity of a solution. pH refers to the…
Q: Which of the following statements about pH is (are) true: pH is a measure of free hydrogen ion…
A: PH is measure of hydrogen ion concentration.On Ph scale, Ph from 1-6 indicates acidic ph and from 8…
Q: In chromatography, samples that have higher molecular weights tend to move than smaller molecular…
A: Chromatography is a method to separate components of mixture.
Q: Pure water has a pH of 7, the point at which the concentrations of hydrogen ions and hydroxide ions…
A: pH is defined as the negative log of the hydrogen ion concentration. It ranges from zero to seven.…
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: Carbon is the most abundant element in living organisms * True False
A: Carbon, hydrogen, oxygen, and nitrogen are the main components. Little amounts of different…
Q: Why is iron needed to be stored in human body? Give reference to concentrations bio-inorganic
A: Iron is a micronutrient, i.e., it is needed in small quantities for the proper functioning of the…
Q: Substances those are partially dissolved in water are commonly known as
A: Molecules that are dissolved in water completely are called polar substances. Polar molecules get…
The ph value of human blood is_____?
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- The pH of black coffee is 5, and that of milk of magnesia is 10. Is the coffee twice as acidic as milk of magnesia?If the addition of an acid or a base to a solution does not change its pH (or changed minimally), then that solution is referred to as a ________.In the image above, the substance indicated as B is a(n) ____.
