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If bending low carbon steel pipe to 90 (right angle) you need to add another 5 for it to spring back.

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What is the percent abundance of Carbon -13?

The percent abundance of Carbon-13 (¹³C) in naturally occurring carbon is approximately 1.1%. This isotope accounts for a small fraction of carbon found in nature, with the majority being Carbon-12 (¹²C), which makes up about 98.9% of carbon. The presence of Carbon-13 plays a significant role in various scientific applications, including radiocarbon dating and studying metabolic processes.


What is C3H8 molecular geometry?

The molecular geometry of propane (C3H8) is tetrahedral around each carbon atom. Each carbon is bonded to four other atoms—either hydrogen or another carbon—resulting in a bond angle of approximately 109.5 degrees. The overall shape of the propane molecule is a straight-chain or branched structure, depending on the arrangement of the carbon atoms.


What shape you is C2F4?

C2F4, also known as tetrafluoroethylene, has a planar molecular geometry due to its double bonds. The molecule adopts a square planar shape around the carbon atoms, which are sp² hybridized. The presence of double bonds and the symmetrical arrangement of fluorine atoms contribute to its flat structure. Overall, it exhibits a linear arrangement of the carbon-carbon bond with a bond angle of approximately 120 degrees.


What four elements comprise approximately 96 percent of body weight?

The four elements that comprise approximately 96 percent of human body weight are oxygen, carbon, hydrogen, and nitrogen. Oxygen is primarily found in water and is essential for cellular respiration, while carbon is a fundamental building block of organic molecules. Hydrogen is also a component of water and organic compounds, and nitrogen is a key element in proteins and nucleic acids. Together, these elements are crucial for life and biological processes.


A sample of wood contains 12.5 of its original carbon -14 what is the true estimate of this sample?

Carbon-14 has a half-life of about 5,730 years. If a wood sample contains 12.5% of its original carbon-14, it has undergone four half-lives (since 100% → 50% → 25% → 12.5%). Therefore, the true age estimate of the sample is approximately 22,920 years (4 half-lives x 5,730 years per half-life).

Related Questions

How is cast iron converted into steel?

Steel is iron mixed with carbon, the amount of carbon changes the specifications of the steel (strength, elasticity,...)


what are the applications of of the elasticity?

applications of modulas of elasticity As the term implies, "Modulus of Elasticity" basically relates to the elasticity or "flexibility" of a material. The value of modulus of elasticity are very much significant relating to deflection of certain materials used in the construction industry. Take for example the general E value of mild carbon steel is about 200 GPa compared to about 70 GPa for aluminum. This simply translate that aluminum is 3 times flexible than steel.


What are the applications of the elasticity?

applications of modulas of elasticity As the term implies, "Modulus of Elasticity" basically relates to the elasticity or "flexibility" of a material. The value of modulus of elasticity are very much significant relating to deflection of certain materials used in the construction industry. Take for example the general E value of mild carbon steel is about 200 GPa compared to about 70 GPa for aluminum. This simply translate that aluminum is 3 times flexible than steel.


How many atoms of carbon are in 0.020 g of carbon?

There are approximately 163,163 atoms of carbon in 0.020 g of carbon.


What percentage of a tree's composition is carbon?

Approximately 50 of a tree's composition is carbon.


What leave the body when you exhale?

Inhalation is caused by a reduction in air pressure inside the lungs by increasing their volume through diaphragm contraction. Exhalation is cause by the decreasing lung volume upon relaxation of the diaphragm. The elasticity of lung tissue causes the lung to retract, increasing the internal lung pressure above atmospheric pressure and the air moves out.


The expelling of carbon dioxide from the lungs is?

internal respiration


When the exchange of oxygen and carbon dioxide in body cells is?

Internal


Arrow's resistance to bending?

Arrow's resistance to bending is due to its material composition, thickness, and design. Arrows are typically made from a combination of carbon, aluminum, or wood which provide strength and flexibility. The arrow's spine (or stiffness) also plays a role in resisting bending when shot from a bow.


What is the difference between an internal alkyne and a terminal alkyne in terms of their chemical structure and reactivity?

An internal alkyne has carbon-carbon triple bonds located within the carbon chain, while a terminal alkyne has the triple bond at the end of the carbon chain. Terminal alkynes are more reactive due to the presence of a hydrogen atom on the terminal carbon, making them more susceptible to nucleophilic attack and acidic conditions compared to internal alkynes.


What are the differences between internal and terminal alkynes in terms of their chemical properties and reactivity?

Internal alkynes have a triple bond between carbon atoms within the molecule, while terminal alkynes have a triple bond at the end of the carbon chain. Terminal alkynes are more reactive due to the presence of a hydrogen atom on the terminal carbon, making them more susceptible to nucleophilic attack. Internal alkynes are less reactive and more stable due to the lack of a hydrogen atom on the internal carbon.


What are the sources of carbon dioxide Internal and External?

Internal sources of carbon dioxide include human respiration, while external sources include fossil fuel combustion, deforestation, and industrial processes. Both internal and external sources contribute to the overall increase in atmospheric carbon dioxide levels, which is a key driver of climate change.