An unknown liquid has a vapor pressure of 88 mmHg at 45°C and 39 mmHg at 25°C. What is its heat of vaporization?

Q: Explain TWO (2) significance of understanding ductility in the processing of material

A: Introduction :  Ductility : Ductility can be defined as the ability of a material to be hammered…

Q: Question (4) Write short notes in the following: - thinners in paints - enamel paints -…

A: Thinners in paints : A paint thinner is a solvent used to thin oil-based paints or clean up after…

Q: What is the main component of glass? phosphorous carbon silicon calcium

A: Glass, a versatile and transparent material, finds its foundation in Silicon Dioxide (SiO2).…

Q: "Most explosive materials are based on a limited number of types of chemical reactions" Discuss this…

A: Explosive materials are those which are susceptible to a rapid chemical reaction. The chemical…

Q: Describe the properties of metals that make themuseful for making jewelry.

A: The elements which forms a cation easily is known as metal.

Q: Explain Toxic Metals and Elements

A: Toxic metals and elements refer to chemical substances that, when present in the body, can cause…

Q: Provide the chemical formula for each of the following hydrate compounds. (a) sodium carbonate…

A: Since you have posted a question with multiple subparts, we will solve the first three subparts for…

Q: As an analyst, you were asked to determine the Ca content of the dolomite samples from Manila Bay…

A: Gravimetry analysis is a method of quantitative chemical analysis In this method  the species which…

Q: What is the surface appearance of a mercury

A: Mercury is a rocky planet with a huge iron core which makes up a large part of its interior.…

Q: Differentiate malleability and ductility of metals.

A: Malleability is a property of metal,by which they can be beaten into thin sheets without breaking.…

Q: Discuss the importance of understanding in crystal structure of metal and why different crystal…

A: Topic- Crystal nature of the metals

Q: What are soft and hard ferrites? (Inorganic Chemistry)

A: Soft ferrites =  Strong ferrites have low coercivity, which means that it can demagnetize easily.…

Q: Q.A16 Which TWO of the following properties are generally HIGHER for steel when compared with…

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: description of granite rock

A: Granite is an example of igneous rock. It is quite rich in quartz and feldspar. Such igneous rocks…

Q: HOW TO MONITOR WASTE FOR WASTE CONTAINING ARSENIC OR ITS COMPOUND ?

A: Arsenic :  As (Arsenic) is a non-essential, nonmetallic carcinogenic element, occurs in many…

Q: What are the main factors that determine the electrical resistance of a formation?

A: Solution:  The main factors which determine the electrical resistance of formation are mentioned…

Q: What are ways that chemistry can be applied in the field of occupational therapy?

A: Occupational therapy uses chemistry to study about the Chemical changes occuring in the body

Q: What is the property of a material that makes it transparent? Why does mineral such as emerald…

A:

Q: what type of environment will an N atom reside in a natural diamond

A: Diamond is an allotrope of carbon. It is very hard material use for drilling.  Natural diamond is a…

Q: what are alloys? give examples.

A: Alloys: Combination of two or more metals in order to enhance the chemical and physical properties…

Q: Explain: hydrochloric acid is a strong acid while acetic acid is a weak acid.

A: Why HCl is strong and CH3COOH is weak ?

Q: Distinguished by their physical and chemical properties. (A) Soil horizon B Soil formation © Soil…

A: Soil fertility is the ability of a soil to sustain plant growth by providing essential plant…

Q: Which of the following is an example of an alloy? A B C D steel salt water air iron

A: Alloy — alloy is mixture of two or metals. Example — bronze.

Q: Select all of the true statements below. Alkali metals have low melting points Alkali metals are…

A: In the periodic table the group 1 elements are said to be alkali metals the elements that belong to…

Q: What is vitreous silica or fused silica?

A: Silica is silicon dioxide which is hard, brittle and it is used for making glasses.

Q: (e) Define coordination number and atomic packing factor

A: The terms coordination number and atomic packing factor are frequently used in…

Q: What chemical reaction happens when dye is exposed to air?

A: The coloured compounds that are chemically bound to the substrates and induce visually detectable…

Q: 8. For a bronze alloy with a cross-sectional area of 300 mm² and a modulus of elasticity of 120 GPa,…

A: Answer : 95.24mm The detailed solution is given below:

Q: Why sodium chloride is much harder to decompose through thermal decomposition compared to sucrose?…

A: Concept based on the thermal stability of Ionic compounds and Organic compounds. Ionic compounds…

Q: What is obsidian?

A: This problem is based on chemistry in everyday life.Here, Obsidian given is basically a type of…

Q: provide the products

A: The question is solved by applying the concepts of reagents and organic reactions.

Q: Why does silica operate at highly temperature

A: Silica is widely used in industry. Since it can withstand high temperature.

Q: In industrial chemistry, explain the process of catalytic reforming and its significance in…

A: Catalytic reforming is a complex and crucial process in petroleum refining that involves the…

Q: In what region of the electromagnetic spectrum does ozone most strongly absorb light: (a) IR, (b)…

A: Ozone is a layer which is present in the stratosphere. It has the molecular formula O3.

Q: Occupational health history started from industrial revolution in Great Britain due to hazardous…

A: According to Q&A guidelines of Bartleby, we are supposed to answer only one question out of…

Q: Question (3) Write five types of additives used in paint making, and write the function of each…

A: Different types of additive used in paints are ; Dispersants Silicones Driers Anti settling agents…

Q: How do the properties of polymers compare with those of metals?

A:

Q: What is a skimmer

A: Please find your solution below : In chemistry, in order to separate the mixtures, various…