Differentiate water activity from water content. Which one is more significant in estimating the shelf life of the food product?

Q: Water pollution is defined only as any physical or chemical change in water that: 1 a. Improves the…

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Q: List the common steps taken in treating water for a public water system?

A: The common steps taken in treating water for a public water system have to be listed below.

Q: Sewage containing organic waste should not be disposed into water bodies because it causes major…

A: 1. Every animal survives due to the presence of oxygen in the environment.  2. Animals which lies in…

Q: What volume of ethanol in milliliters (density = 0.7893 g/cm3) should be added to 427 mL of water in…

A: dddxxx The amount of substance dissolve in a given volume of solution is called density of the…

Q: Why might groundwater and surface water have different contaminants?

A: ANSWER IS

Q: What are hydrates? How are they formed? And how are they named?

A: Hydrate is usually a compound that contains water in the form of H2O molecules. The best-known…

Q: Jin wanted to improve the capacity of his sandy soil sample in terms of holding water, and to…

A: Soil: Soils are the found at surface which are mixture of so many living organism, water, organic…

Q: Directions: Investigate and analyze the given situation. Provide an explanation for the phenomenon.…

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Q: What must be broken in order for the water molecules to move individually?

A: Water molecule have two types of bonding one is of intramolecular type and one is intermolecular…

Q: List the main steps involved in treating water for domestic uses?

A: To find: The main steps involved in treating water for domestic uses.

Q: State Amdahl’s law?

A: Amdahl's law was proposed by Gene Amdahl in 1967. According to this law, the bigger the part of a…

Q: Tuenny wita separanontecque Ca De penommedo uo e TOoWng. 1. turn water into gas 2. create pure water…

A: 1. Evaporation – turn water into gas 2. Distillation –  create pure water from salt water 3.…

Q: Water has a high specific heat because (a) hydrogen bonds must be broken to raise its temperature…

A: A given mass of substance utilizes the amount of heat to raise the temperature of substance by a…

Q: Describe the global water cycle?

A: Introduction- The process of converting water into water vapor, water vapor into clouds, clouds into…

Q: What is one physical property of vitamin C and how is it related to its structure and function?

A: Vitamic C an important  vitamin for the body as it is used for

Q: what is water activity ?

A: Water is one of most known solvent for most of the chemical compounds. Therefore it is also called…

Q: 5. What are the properties of water that make it important for life? The substances that we are…

A: Water has many properties that makes it important part of life like universal solvent, high heat…

Q: Why is it essential to continually monitor air and water quality?

A: A pure and clean air help in a healthy functioning of one's body as when the air  pollutants such…

Q: What are the specific ways through which water pollutants enter the environment and how are…

A: There are different sources and leaves through which pollutants enter the environment for example…

Q: List the different properties of water and provide an example of the importance of each property…

A: Water is present in solid phase (ice), liquid phase (water), and in gas phase (water vapor) on the…

Q: Diagram the hydrogen bonds that form between water molecules and explain how those bonds produce the…

A: Given,  Molecule = Water (H2O)  Type of bond formed = Hydrogen bond  Diagram of hydrogen bonding in…

Q: How much water (in mL) would 1 square centimeter contain? O 2 O 3 O 4

A: According to standard units , 1 centimetre cube of the substance is equal to  = 1 ml

Q: H2O НСНО -> Evaporate 2.

A: Here we have to complete the reaction-

Q: What is the purpose of environmental remediation? to restore water to its original purity levels to…

A: Environmental remediation has the purpose of lower the exposure of radiation from contaminated…

Q: Enumerate and discuss the unique properties of water. Give examples for each

A: Water is one of the few natural resources that can be found in sufficient quantities. It is a…

Q: boiling and freezing point

A: In this question we have to explain the science behind cooking cabbage with egg by applying…

Q: PHYSICAL METHODS OF WATER TREATMENT (CLEANING) 1. filtration 2. coagulation 3. desalination 4.…

A: Physical method for water treatment is-  1-Filtration Other given process are always make use of…

Q: Explain how drying, salting, fermentation, canning, and freezing preserve food.

A: how drying, salting, fermentation, canning, and freezing preserve food.

Q: Should we ignore changes in density of water when dealing with high concentration of sludge or…

A: The change in the density of water is high with an increase in the concentration of sludge. However…

Q: Draw a diagram to show how energy is transferred by water particles as a wave moves through water

A: The amplitude of a wave is the distance moved by a point on a wave measured from its equilibrium…

Q: 2. How does the surface tension of water change if following substances will be added: a) propyl…

A: The solution is as follows:

Q: Compare the following set of molecules in terms of the properties indicated in each item. Explain…

A: Intermolecular spacing and intermolecular force of attraction existing between the individual…

Q: Use the van't Hoff graph below to answer the following questions. van't Hoff Graph for the Formation…

A: Given information: Slope of the graph (m) = 2150 Intercept of the graph (c) = -1.22

Q: Hi, what is an example of water resisting temperature change? and why?

A: The specific heat capacity (B) of a substance is related to the quantity of energy (Q) in the form…

Q: When rain water interacts with atmospheric carbon dioxide, it produces what?

A: When rain water interacts with atmospheric carbon dioxide, it produces what?  Product is given…

Q: IS WATER A MATTER? WHY?

A: Given, IS WATER A MATTER? WHY?

Q: Which among of the following is a source of water pollution? a. Pathogens b. Organic material c.…

A: Pathogens: Pathogens transmitted through contaminated water causes various diseases like typhoid,…

Q: Which method would you use to determine water content in packaging material, pharmaceuticals and…

A: Karl Fischer method

Q: Explain water activity. Comment on decreased water activity. please explain in details

A: Water activity : Water activity is the partial vapor pressure of water in a solution divided by the…

Q: What are the unique physico-chemical properties of water?

A: Water has the following unique physio-chemical properties. - Water is a polar solvent - Water has…

Q: What is the objective of water quality management? A. Control the discharge of pollutants B.…

A:

Q: What are the chemical properties of water?

A: The chemical properties of water are as follows,It is amphoteric in nature that is it acts as both…

Q: 3) Explain the difference between the covalent bonds and the hydrogen bonds in water.

A: To explain the difference between the covalent bond and the hydrogen bond in the water.

Q: freezing point and boiling point of water on the Celsius scale?

A: The freezing point is the temperature at which a liquid substance turns into its solid phase. The…

Q: Give an example of a unique property of water and describe how it came about.

A:

Q: 14 The table shows some physical properties of three substances X, Y and Z. Substance| Melting point…

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Q: Sample of water at 80.0°C to form a saturated solution. Using the information on Table B, determine…

A: Given 100g of water  Specific heat of water = 4.18J/gK = 4.18J/g°C  We have to calculate heat…

Q: Sketch a diagram of a water molecule and indicate the ends that bear partial positive and negative…

A: If two charges are taken that are equal and opposite in nature and are separated and kept at a…