Liquid foods are heated more rapidly than solid foods. Which mains at certain temperature, liquid foods need shorter time than do need solid foods to destroy microorganisms, Why?

Q: (heat) can assist in distributing substances faster when undergoing diffusion O Convection O None of…

A: The correct answer is Convection Option A is correct, Convection Convection (heat) can assist in…

Q: What do you mean by optimum temperature?

A: A chemical reaction is a process that converts one or more substances into another substance.…

Q: How would you describe the three different types of phosphorilation?

A: Phosphorylation is a biological procedure that involves the addition of a phosphate group to a…

Q: What would enzymes be in a city and why ?

A: Catalysts accelerate chemical reactions. The molecules upon which enzymes may act are called…

Q: A chemical process during which a substance gains electrons and energy is called (a) oxidation (b)…

A: Oxidation is defined as the process of removal of hydrogen ion or loss of electrons.…

Q: A drug that delivers 500 mg has a half-life of 4 hours. How many milligrams of drug will remain in…

A: The accurate concentration of the drug in the body should be calculated to ensure the best…

Q: Water can absorb a large amount of heat without much change in temperature because it has a high…

A: An important property of water is that it is a polar molecule. The hydrogen atoms and the oxygen…

Q: Which has the highest specific heat capacity? O A) aluminum O B) water O C) glass O D) ethylene…

A: Water has the highest specific heat capacity and metal has lowest.

Q: Why can water absorb a great amount of heat with little increase in its temperature? What is this…

A: Heat capacity is defined as the amount of heat provided to the material to bring out a unit change…

Q: Soft drinks are artificially carbonated, which is what causes them to fizz. Beer and sparkling wines…

A: The process of dissolving carbon dioxide in a liquid is termed carbonation. Carbonated drinks are…

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: Bubbles of CO2  are formed during the reaction between vinegar, water and Alka Seltzer. Provide an…

A: Alka Seltzer is a tablet that is normally used in so many science experiments, it causes a bubbling…

Q: The label on a candy bar says that it contains 150 Calories. If you could convert all of that energy…

A: The calories on the candy bar or food package is actually kilocalories (Kcal). If it shows 1…

Q: Define the following terms: a. phospholipids b. soap c. surface active agent d. phosphoglyceride e.…

A: The terms phospholipids, soap, surface active agent, phosphoglyceride and sphingomyelin are related…

Q: Why heat is not an effective means of driving unfavorable processes in biological systems?

A: Heat is not an effective means of driving unfavorable processes in biological systems. Heating up a…

Q: water can absorbe or release large amount of heat energy with little changes in actual temperature…

A: water is an important molecule for life and organic process . water have some special qualities…

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: “Navy coffee” is where the coffee is brewed strong and a bit of salt is added. What is special about…

A: "Navy coffee” is where the coffee is brewed strong and a bit of salt is added. What is special about…

Q: Which factor have the greatest impact on the rate of reaction. Choose from…

A: Breakdown of glucose (C6H12O6) molecule in the presence of oxygen is called as aerobic respiration.…

Q: A worker in a nuclear power station receives the following radiations while working in 1 year: 85mGy…

A: Introduction :- Radiation is energy that originates from a source and travels at the speed of light…

Q: What is decomposition – Describe the different processes involved in decomposition?

A: The decomposers and transformers are the living components of the ecosystem. Example of decomposer…

Q: Suppose you provided carbon dioxide with radioactive oxygen atoms to a plant. Into which kind of…

A: Photosynthesis is a process used by plants and other organisms containing chlorophyll to convert…

Q: Radiation from the sun that heat earth, and can cause skin cancer when in excess are called

A: Radiation from the Sun, which is more popularly known as sunlight, is a mixture of:…

Q: Enzymes exhibit saturation behavious because of a. limited amount of solvent b. lmited amount of…

A: Enzymes are protein molecules that increase the rate of reaction by decreasing the activation…

Q: Microorganisms in foods with high water activity and low pH are more susceptible to heat…

A: Acidified food are those low acid foods which have their pH decreased to 4.6 or less because of…

Q: if we wanted to measure the energy released by an exothermic reaction (like combustion, acid/base…

A: Exothermic reactions proceed as soon as the components come into contact and give off energy/heat.…

Q: What happens to a piece of bread when you chew it thoroughly?

A: The hydrolysis reaction of saliva is faster than acid.  Saliva contains an enzyme known as amylase…

Q: The barrier that must be lowered before a spontaneous chemical reaction can proceed is

A: initial input of energy is needed to proceed the occurring of chemical reaction as well as the…

Q: Hot air at 50 C does not cause a lethal burn on our skin, but water with the same temperature is…

A: yes its true that Hot air even at 50C can not burn our skin, but water with same temperature can…

Q: Highest melting point CH; (CH,)COOH CH;(CH, ),,COOH 12 CH; (CH, ),CH=CH(CH, ),COOH CH;CH, (CH=CHCH,…

A: A fatty acid is one of the most important biomolecules in our system. A fatty acid contains a…

Q: the energy used to obtain, transfer, and transport materials within an organism comes directly from

A: In order to transport materials and process the day to day activities of the organism energy is…

Q: It is estimated that you lose heat to cold water four times faster than to cold air. Your body is…

A: The body loses about 2% of its heat through air conduction. However, water causes more heat loss…

Q: Urea is converted to ammonia and carbon dioxide by the action of urease. What will be the effect on…

A: Urease is an enzyme which catalyze the conversion of urea to ammonia and carbon dioxide. All enzymes…

Q: Why do oil and water mixed together separate into layers?

A: Water is known as the ‘universal solvent as it is capable of dissolving a variety of different…

Q: Medical instruments are sterilized under the hottest possible temperatures. Explain why they are…

A: Sterilization techniques aids in the elimination, inactivation, or killing of microorganisms such as…

Q: How to reduce/control selenium pollution?

A: Selenium is a trace element that has emerged as a contaminant of concern in water bodies. The…

Q: Suppose you provided water with radioactive oxygen atoms to a plant. Into which kind of molecule…

A: If water with radioactive oxygen atoms is provided to a plant, the radioactivity would enter the…

Q: Light Intensity 20 Temperature 25 Light Color = White Explain what happened to the dissolved…

A: Light energy is used by plants in order to Carbon into useful compounds like glucose, the breakdown…

Q: The process in the Water Cycle by which water is converted from a liquid to vapor by use of heat is…

A:

Q: How does a microbial fuel cell work?

A: The need for clean, renewable energy resources is increasing as the reserves of non-renewable energy…

Q: Why does your skin not dissolve when you go swimming or are caught in the rain?

A: Our body is made up of several protective coverings, which plays several important physiological…

Q: Water is important to all living things. Water activity is a measure of the water that is available…

A: Water activity (aw) is used for the preservation of food and stabilization of the food supply. The…

Q: When you take the antibiotic penicillin when you are ill, why does the penicillin kill a bacterial…

A: Penicillin : It is an antibiotic or group of antibiotics produced naturally by certain blue moulds,…

Q: What are chemicals that speed up the rate of chemical change?

A: A chemical change is referred to a change in which one substance is transformed into another with…