What are water proofing agents?

Q: In region A, the average pH value of the rainfall is 4.4. Find the average concentration of hydrogen…

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Q: Particle settling in the surface water is influenced by: there are two correct   i) Particle…

A: Answer:-  (1) Particle diameter and (2)Particle density    Particle settling is directly…

Q: Mention and explain the application of physics concepts related to Owned Oil Drops related to the…

A: In this question we have to explain the applications of physics concepts related to Owned Oil Drops.…

Q: Some salt is added to water,

A: Given. A block of wood is so loaded that it just floats in water at room temperature.  What changes…

Q: Characteristics and applications of filtration. Main parameters to consider in the filtering…

A: Introduction : Filtration , the process in which solid particles in a liquid or gaseous fluid are…

Q: Through the system of branched tubes, water flows in a steady state, as shown in the figure.…

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Q: 1/ From the below Figure, calculate the following: a. Calculate the mass flow rate of product P. b.…

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Q: Why is petroleum considered a nonrenewable resource.

A: Non renewable resources include those resources which cannot be renewed through natural processes in…

Q: 21:15 ןווa WhatsApp Image 20.. Water as a Resource: Indicate which statements are true and which are…

A: True. We need neutral water for irrigation and nutrients can be mixed in water before use.

Q: Aspiration effect is related to O the riser O straight sided sprue O tapered sprue mold…

A: Aspiration effect

Q: How do you slove?

A: Power is defined as The product of Force and velocity. Velocity is defined as the ratio of…

Q: Make a list of the common things made from non-renewable resources you can find in your own…

A: Non renewable resources: Non renewable resources are those resources which are limited in nature and…

Q: A 2. Which of the following are examples of some of the environmental costs of technological…

A: In this question we have to answer what are the examples of environmental costs of technological…

Q: Which types of corrosion can accor in 1-stainless steel 2-copper 3-aluminum…

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Q: What are four places water can be stored on earth

A: Water is the main basic requirement in our daily life.         Water can be stored in the atmosphere…

Q: Why is the temperature of a river filled with snowmelt so cold? Is the temperature right at the…

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Q: Why does water “seek its own level”?

A: The water exerts a pressure on the surface which is equal at any part of the water. Also, it…

Q: Kathy needs to plan an investigation to show how the properties of ice affect the formation of the…

A: Answer :     Kathy is investigating on expansion upon freezing property of water .

Q: List of non-renewable resources found at home and how can this be conserve to make it more useful…

A: The universe in infinite, but the resources are finite. Non-renewable resources are synonymous to…

Q: What would you do to your beaker to decrease the salinity if you put to much salt in

A: Hypersaline water is water that is saltier than seawater. Hypersaline water can be found in some…

Q: Physical Science Exam A disadvantage of using hydroelectricity is O equipment corrosion O. it causes…

A: We know that the main disadvantage of using the hydroelectricity are mentioned as below. 1) It…

Q: HOW TO GET MANUAL SOLUTION OF PV DIAGRAM IN THIS PICTURE?

A: The first law of thermodynamics states that: Now, we consider an adiabatic process as given in the…

Q: . Explain why a simple mass balance calculation is not likely to describe phosphorus retention or…

A: important mechanisms behind internal loading of phosphorus (P), which is a phenomenon appearing…

Q: two advantages and two disadvantages of Renewable and Non-renewabl

A: Renewable  Energy:-  Renewable energy sources are those that, even after perpetual use, cannot be…

Q: What are surfactants?

A: Surfactants are compounds that lower the surface tension between two liquids, between a gas and a…

Q: E Pulverization and intervention are * typically used to mill camphor True False O

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Q: Why is water wet?

A: Water can be said to be in the sense that water is a liquid.

Q: Explain how rain coats become water proof?

A: Rain coats which are water proof will have a water-repellent coating. They are treated with a…

Q: What is one disadvantage of using gas hydrates?

A:

Q: What does energy degradation mean?

A: To carry out every activity, energy is required. So there may occur a loss of energy due to…

Q: Water saturation is 0.26 and Oil saturation is 41%. Calculate gas saturation Answer:

A: Given that                     The water saturation is Sw = 0.26 = 26% and              Oil…

Q: What is depletion region?

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Q: Cause of the various types of pollution

A: Major types of pollutions are 1) Air pollution.  2) water pollution.  3) soil pollution.  4) sound…

Q: Trees can absorb the carbon dioxide emitted in generating electric power.

A: Number of trees required is  n = 1.6 trees/year

Q: xplain how geothermal energy works in hot springs and geysers.

A: