Why do containers of water, milk, soda, or other liquids sometimes burst when frozen?

Q: Process I Process III Structure 2 Structure 3 Process II

A: Fertilization is defined as the joining of two haploid gametes, the spermatozoa and the oocyte, also…

Q: What happens when a pressure greater than the atmospheric pressure is applied to pure water or a…

A:

Q: Why do red blood cells swell up and burst when placed in pure water?

A: A red blood cell will swell and undergo hemolysis.

Q: Why Cyanide Is So Deadly?

A: Introduction: Cyanide is a chemical compound that is poisonous in nature. It is lighter than air and…

Q: nd 12 electrons

A: Answer If the atomic number of element (Z) is 12 Atomic mass(A) =25 No. of protons= No of…

Q: Why does blood cell become clear in distilled water?

A: There is a semi-permeable membrane which decides the entry and exit of the molecules from the cell,…

Q: Define inorganic phosphate.

A: DNA stands for deoxyribonucleic acid. It is the genetic material of the organisms that transfer from…

Q: What happened when a potato strip placed in distilled water?

A: Osmosis is the movement of of water from area of high concentration to area of low concentration…

Q: Why oil gets hot faster than the water?

A: Lipids are macromolecules that help in the structure and function of the living body. They are not…

Q: Which element is important in directly triggeringcontraction?a. sodium (Na+)b. calcium (Ca++)c.…

A: Muscle cells are specific for contraction. It allows for motions and facilitates bodily processes…

Q: Why not all ergastic substances are metabolically inert?

A: An ergastic substance is a material used in cells that is not protoplasm. These are normally…

Q: Which is a pre-molar?

A: Premolars are permanent teeth present in back of mouth. 8 premolars are present in the oral cavity.

Q: the stationaryphase is a thinlayer of silicagel or aluminaon a glass,metal or plasticplate?

A: The item to be separated is selectively adsorbed on the stationary phase of a chromatography system,…

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: When coping with ice crystal formation, how does an animal lower the freezing point of its blood so…

A: Antifreeze glycoproteins (AFGPs) make up the majority of the protein in arctic fish blood serum.…

Q: Why liquid is more difficult to move than air?

A: Ans: Liquid: It is defined as an incompressible fluid that takes shape of its container. Air: The…

Q: Why is Hydrogen peroxide toxic to cells in high concentrations?

A: Hydrogen peroxide is commonly known as a cell-damaging agent that is produced during the normal cell…

Q: Titration curve of tripeptide HAY 14 13 12 11 10 7. 10 15 20 25 30 Volume 0.1M NaOH titrated Hd

A: The isoelectric point (pI) of a peptide is the pH of a solution at which the net charge of a peptide…

Q: Why are the tubes sealed with a rubber stopper rather than left open to the atmosphere?

A: A rubber stopper is used to seal the tube opening as well as other laboratory glassware such as…

Q: Phosphorus-32, a radioisotope used in leukemia therapy, has a half-life of about 14 days.…

A: Given values: Half life of P32 = 14 days

Q: In a hurry one day, you merely rinse your lunch disheswith water. As you are drying your salad bowl,…

A: Polar molecule have regions that have opposite charges due to presence of uneven numbers of…

Q: Why is ammonia highly toxic?

A: Ammonia toxicity occurs when individuals are exposed to external sources of ammonia via ingestion,…

Q: You want to feed a new flask @: 2 x 105 cells/mL, 8 mL total per flask. Describe how you dilute your…

A: Viable or the live cells can be counted by the instrument called the hemocytometer. These live cells…

Q: H₂N. OH DCC Reactive Intermediate + H₂N.

A: Amino acids are biomolecules that contain an amino group and a carboxyl group linked to the alpha…

Q: why is the cp of solids lower than that of liquids

A: Cp is the specific heat. Specific heat of a solid or liquid is the amount of heat that raises the…

Q: water using concurrent exchange, rather

A: Maximum concentration of oxygen in blood as it leaves the Gill capillaries will be 50 mm Hg. Maximum…

Q: Why is potassium solution injection lethal

A: Potassium is an essential ion in the balance of our body system. Their concentration must not be…

Q: What is the relationship between particle size and the time it takes for the tablet to dissolve?

A: Relation between particle size and time takes for that tablet to dissolve: ? Tablet size increases -…

Q: If 5.0 g of calcium hydroxide are needed, how many moles of magnesium hydroxide would be produced?…

A: 1.27 Moles of Mg(OH)2 are produced from 1 mole of Ca(OH)2.

Q: part 1What is the % v/v obtained when 20 ml of acetic acid is added to 200ml water? part 2How many…

A: % v/v is Percent volume/volume defined as the concentration of a solute in solution in terms of…

Q: HO H. H. H. Но ÓH OH H H. H Но OH 1,1 О 1,2 1,3 1,4 1,5 1,6

A: Photosynthesis produces carbohydrates in plants. Animals rely on natural carbohydrate supplies such…

Q: Why does a lower salinity of water increase the solubility of gas?

A: Factors which influence the  solubility of a gas in water are as follows:  Temperature decreases…

Q: Cork can float on water. As you examine cork under the microscope, what features do you observe that…

A: Cork (cambium) cells are dead cells present in the epidermis of the plant. The main function of…

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: What is the Structure of Gas Vesicle?

A: Gas vesicles are generally present in prokaryotes and function to provide buoyancy to the organism,…

Q: Why does butter is solid in room temperature, while vegetable oil is liquid?

A: Fats and oils are commonly called as triglycerides. Mainly these are of two types saturated and…

Q: a 139 ng sample of radioactive material has a half life of 4.2 days how many ng of radioactive…

A: GIVEN: The initial mass of radioactive material = 139 ng Half-life =4.2 days Number of half lives= 3…

Q: Define nitrogenous base

A: Nucleic acids include DNA and ribonucleic acid (RNA). DNA is a molecule made up of two…

Q: CH,OH 0. H. CH,OH 0. H, H H H. ОН Н HO ОН Н Но H. H. OH H. OH

A: These are the structures of glucose molecule which differs from each other in the configuration…

Q: formation of o bonds in (a) BF, (b) PF,. 3

A:

Q: another name for ion

A: Ion, which can be known by the name of a charged particle is a charge bearing atom or group of…

Q: How do you think fluorocitrate can be formed?

A: Fluorocitrate is the fluorinated carboxylate ion that is derived from citric acid by substitution of…

Q: You take a bottle of soft drink out of your refrigerator. Thecontents are liquid and stay liquid,…

A: It is known that a bottle of a soft drink is kept in a refrigerator and the content was present in…

Q: How much heat would be required to convert 7.47 mol of a pure substance from a liquid at 40.0°C to a…

A: The heat is a form of energy. The heat of vaporization is defined as the amount of heat needed to…

Q: 11. 24000 bp? A. 8.33 B. 7.39 C. 8.41 D. 7.62 E. None of the above.

A: Gel electrophoresis is a standard molecular biology procedure used for the separation of DNA by its…

Q: Why are buffers important in living systems?

A: Many biochemical processes require the maintenance of pH within a narrow range for proceeding at the…