Would extrinsic or intrinsic properties be more useful in identifying a substance? Why?

Answer:

fluorine

Explanation:

Answer:

The element with the highest electronegativity is fluorine with a score of 4.0 (which is the highest possible)

Explanation:

I personally haven't gotten this question yet so I hope this helps you!

The segregation model for an inert tracer pulse test can be used to determine the conversion of A for a liquid-phase first-order reaction. The segregation model is a model that is based on the assumption that the tracer concentration in the reactor's fluid stream is proportional to the concentration of A,

and it can be expressed as a function of time.The segregation model's  is Ctr = Cao(1- e^(-kt)), where Ctr is the tracer concentration in the reactor's fluid stream, Cao is the initial concentration of the tracer, k is the rate constant of the first-order reaction, and t is time.The concentration of A at the reactor's exit can be calculated by dividing the tracer concentration at each time interval by the segregation model's as shown below.Explanation:Ctr = Cao(1- e^(-kt))Segregation model's= Ctr / Cao,

the concentration of A at reactor exit = Ctr / (k * V)We can compute the value of k * V by dividing the area under the curve by Cao. Using the trapezoidal rule, we can determine the area under the curve. Time (min)Tracer Conc. (M) 0 0.0 1 1.0 2 2.51 3 5.0 4 2.5 5 1.0 6 0.0Area under the curve = (1/2)(1.0 + 2.51)(1-0) + (1/2)(2.51 + 5.0)(3-1) + (1/2)(5.0 + 2.5)(4-3) + (1/2)(2.5 + 1.0)(5-4) = 15.265 M * min.The value of k * V = Area under the curve / Cao = 15.265 / 1 = 15.265 min^-1. The conversion of A can be calculated by substituting the above values into the segregation model's main answer.Ctr = Cao(1- e^(-kt))where t = 6, k = 15.265, and Cao = 1 mol/L.Ctr = 1(1- e^(-(15.265)(6))) = 0.993 mol/LThe concentration of A at the reactor's exit is Ctr / (k * V) = 0.993 / (15.265 * 1) = 0.065 or 6.5%.Therefore, the conversion of A for this isothermal reactor is 6.5%.

TO know more about that segregation visit:

https://brainly.com/question/14330237

#SPJ11

Answer:

15

Explanation:

Because the ratio of copper in the solution is 15

Answer:

The correct option is;

D. Manganese (Mn)

Explanation:

Manganese is very brittle, hard, iron like silvery-gray metal, that is difficult to melt. In air, Manganese slowly disintegrate in a similar manner to iron rusting in water

Manganese and iron have similar chemical and physical properties however manganese is more harder and more brittle than iron

A brittle material is one that easily breaks without deforming elastically

Therefore, manganese, due to its very iron like appearance and brittle nature will be suitable to replace the metal wall and crumble easily when the actor hits it.

Answer:

Electron shielding is when the inner electrons shield the outer electrons from the full force of the nucleus

CaCl2 would undergo dissociation when placed in a polar solvent like water, while H2O2, CO2, and C6H12O6 would not. Option D is correct answer.

When CaCl2 is placed in water, it dissolves and dissociates into its constituent ions, Ca2+ and 2Cl-. The water molecules, being polar in nature, surround these ions and stabilize them through ion-dipole interactions.

This process is called dissociation, where an ionic compound breaks up into its constituent ions when placed in a polar solvent.On the other hand, H2O2, CO2, and C6H12O6 are covalent compounds that do not dissociate when placed in water. Instead, they form intermolecular hydrogen bonds with water molecules, which help them dissolve in water.

H2O2 and C6H12O6 undergo hydrogen bonding with water, while CO2 undergoes dipole-dipole interactions with water. Among the given substances, the one that would undergo dissociation when placed in a polar solvent like water is CaCl2.Option D

For more such questions on dissociation

https://brainly.com/question/9396848

#SPJ11

Answer:

it's broken down into  carbon dioxide and water

Explanation:

The answer is A. It gets broken down.

Given the two dot plots that represent household incomes from two subdivisions, the following are the true statements:II. Subdivision 2 has a greater median than subdivision 1.III.

Subdivision 1 has a greater interquartile range than subdivision 2.Household: A household is a group of people who reside together and share living quarters, meals, and economic resources .b: The interquartile range is a measure of variability, based on dividing a data set into quartiles. The quartiles divide the data into four equal parts, with each part containing 25 percent of the data.

To solve the problem, we will need to find the mean, median, interquartile range, and standard deviation for the two subdivisions. The following is the summary of the calculations:Subdivision 1:Mean: $44,700Median: $42,600Interquartile range: $22,100Standard deviation: $12,180Subdivision 2:Mean: $38,600Median: $42,100Interquartile range: $16,400Standard deviation: $9,480From the calculations, the statements that are true are:II. Subdivision 2 has a greater median than subdivision 1.III. Subdivision 1 has a greater interquartile range than subdivision 2.The correct option is option B (II & III).

To Learn more about subdivisions Click this!

brainly.com/question/29300305

#SPJ11

Answer:

C. Neither accurate nor precise

Explanation:

Thus the results are neither accurate nor precise.

Plants increase the sugar concentration of phloem sap to high levels through a process called active transport.

Phloem sap is the nutrient-rich fluid that flows through the phloem tissue of plants. It serves as the main transport system for sugars, amino acids, hormones, and other organic molecules needed for growth and metabolism. The sugar concentration in the phloem sap can be several times higher than in the surrounding cells. To increase the sugar concentration, plants use energy-dependent mechanisms, primarily active transport. Active transport involves the movement of substances against their concentration gradient, requiring energy in the form of ATP.

First, sugar molecules are actively transported into the companion cells, which are specialized cells connected to the sieve elements of the phloem. This process is mediated by specific sugar transport proteins embedded in the cell membranes. These proteins, known as sucrose transporters, actively transport sugar molecules from the source tissues, such as leaves or storage organs, into the companion cells. Once inside the companion cells, the sugar molecules are actively loaded into the sieve elements. This loading process involves the symplastic and apoplastic pathways. In the symplastic pathway, sugars move from the companion cells into the sieve elements through plasmodesmata, which are cytoplasmic channels connecting adjacent cells. In the apoplastic pathway, sugars move through the cell walls and intercellular spaces before entering the sieve elements.

The active transport of sugars from the companion cells to the sieve elements creates a concentration gradient, causing water to move into the sieve elements by osmosis. This influx of water increases the pressure within the phloem, generating a positive pressure known as the turgor pressure. This positive pressure, called the pressure flow mechanism, drives the flow of phloem sap from source tissues, where sugars are produced or stored, to sink tissues, where sugars are utilized for growth and energy. Overall, the active transport of sugar molecules into the phloem and the subsequent movement of water create a high sugar concentration in the phloem sap, enabling efficient long-distance transport of nutrients throughout the plant.

To learn more about active transport click here:

brainly.com/question/29759743

#SPJ11

There are approximately 1.047 × 10^25 atoms of phosphorus in 8.70 mol of copper(II) phosphate.

To determine the number of atoms of phosphorus in 8.70 mol of copper(II) phosphate, we need to consider the chemical formula of copper(II) phosphate, which is Cu3(PO4)2.

In this compound, there are two phosphate ions (PO4) with each containing one phosphorus atom (P). Therefore, for every one mole of copper(II) phosphate, we have 2 moles of phosphorus atoms.

To calculate the number of atoms of phosphorus in 8.70 mol of copper(II) phosphate, we can use the Avogadro's number, which is approximately 6.022 × 10^23 atoms/mol.

Number of atoms of phosphorus = 8.70 mol × 2 mol of P/mol × 6.022 × 10^23 atoms/mol

Simplifying the calculation, we find:

Number of atoms of phosphorus = 1.047 × 10^25 atoms.

Therefore, There are approximately 1.047 × 10^25 atoms of phosphorus in 8.70 mol of copper(II) phosphate.

Learn more about Avogadro's number here:

https://brainly.com/question/28812626

#SPJ11

Answer:

neon

Explanation:

Answer:Conservation laws are fundamental to our understanding of the physical world in that they describe which processes can or cannot occur in nature.

Explanation: An important function of conservation laws is that they make it possible to predict the macroscopic behaviour of a system without having to consider the microscopic details of the course of a physical process or chemical reaction.

The primary fate of the hydrogen atoms in the oxidation of glucose is reaching oxidation state I in water after going from oxidation state 0 in H2.

In essence, glycolysis splits a 6-carbon glucose molecule into two 3-carbon pyruvate molecules. NAD+ is involved in the process and captures hydrogen atoms and electrons. Any energy released will either be retained as ATP or NADH, or it will be expelled as heat.

When glucose and molecule of oxygen interact, carbon dioxide and water are created. Glucose's carbon atoms undergo oxidation. In other words, they lose an electron and go to a more oxidized state. In molecular oxygen, the oxygen atoms undergo reduction.

To know more about oxidation visit :

https://brainly.com/question/16976470

#SPJ4

The order of intermolecular forces from weakest to strongest is dispersion forces, dipole-dipole forces, and hydrogen bonds

Intermolecular forces are electromagnetic forces that occur between one molecule and another. The intermolecular forces influence the boiling point, freezing point, density and solubility. Some of the intermolecular forces from weakest to strongest are dispersion forces, dipole-dipole forces, and hydrogen bonds.

Hydrogen bonds are the strongest intermolecular forces. This bond causes the high boiling point of water. These bonds play an important role in the structure of synthetic and natural polymers. An example of a hydrogen bond bond is H2O or water. Dipole-dipole forces have a relatively weak strength due to the permanent polarity of molecules that occurs between polar molecules at the tail and head of the molecule itself. An example of dipole-dipole forces is hydrochloric acid or HCL. Dispersion forces are the weakest intermolecular forces, this is due to the momentary induced dipole which results in an uneven electron density. An example of dispersion forces is in methane or CH4 compounds.

Learn more about hydrogen bonds here:

https://brainly.com/question/15099999

#SPJ4

Answer:

it will form an ionic bond

Answer:

The three compounds are different compounds

Explanation:

The mass of Nitrogen that combines with 1 gram of Oxygen in  Compound A = 1.750 g

The mass of Nitrogen that combines with 1 gram of Oxygen in  Compound B  = 0.8750 g

The mass of Nitrogen that combines with 1 gram of Oxygen in  Compound C  = 0.4375 g

According to the law of multiple proportions, when atoms of two different elements react to form compounds, the masses of one of the elements that combines with a fixed mass of the other element are in small whole number ratios.

The ratio of the masses are;

Mass of Nitrogen in Compound B/(Mass of Nitrogen in Compound C =  0.8750/0.4375 = 2

Mass of Nitrogen in Compound A/(Mass of Nitrogen in Compound C =  1.750/0.4375= 4

Mass of Nitrogen in Compound A/(Mass of Nitrogen in Compound B =  1.750/0.8750= 2

Given that the masses of Nitrogen in the three compounds are in small whole number ratios, the three compounds, Compound A, Compound B, and Compound C are different compounds.

Answer:

Scientists develop knowledge by making observation about the natural world that may lead to a scientific question.

A scientific question may lead to a(n) hypothesis which can be tested.

The results of experimentation can lead to changes in scientific knowledge.

Explanation:

In the process of developing scientific knowledge, scientists carry out series of observations on what happens in the natural world. This helps them to develop scientific questions. These scientific questions drawn can then lead to hypotheses which are testable.

The testing process leads to experimentation. It is in this process that much scientific questions receive answers. Testing actually lies at the core of scientific inquiry for all scientists. Whatever hypothesis made must always be tested.

The result of the testing or experimentation brings changes in scientific knowledge.  

Rhizobium bacteria were soil microbes that have the ability to convert dissolved nitrogen from the atmosphere. These root nodules on woody plants contain rhizobium bacteria.

The nitrogen cycle is finished by denitrification, which turns nitrate (NO3-) back into gaseous nitrogen (N2). The driving force behind this procedure is denitrifying microorganisms. These bacteria generate energy from nitrate rather than oxygen, which results in the release of nitrogen gas into the environment.

Azotobacter, Bacillus, Clostridium, or Klebsiella species are a few instances that belong to this category of nitrogen-fixing bacteria. These organisms must acquire their own energy source, as was previously said. Typically, they do this by oxidising organic molecules generated by the other organisms or as a result of decomposition.

To know more about nitrogen visit:

https://brainly.com/question/16711904

#SPJ1

Answer:

5.6 L or 5600 mL

Explanation:

This question asks for the use of combined gas law:

(P1)(V1) / (T1) = (P2)(V2) / (T2)

...where pressure (P) is in atm, volume (V) is in liters, and temperature (T) is in kelvin.

1400 ml is 1.4 L, and everything else is already in the right units.

(1 atm)(1.4 L) / (20 K) = (0.5 atm)(V2) / (40 K)

Just solve the equation for V2, and you get a new volume of 5.6 liters.

(1)(1.4) / (20) = (.5x) / (40)

1.4 / 20 = .5x / 40

2.8 = .5x

x = 5.6

The empirical formula of the alcohol is C2H3O6.

First, we calculate the moles of CO2 produced:

Molar mass of CO2 = 12.01 g/mol (C) + 2 * 16.00 g/mol (O) = 44.01 g/mol

Moles of CO2 = 95.50 g / 44.01 g/mol = 2.17 mol

Next, we calculate the moles of H2O produced:

Molar mass of H2O = 2 * 1.01 g/mol (H) + 16.00 g/mol (O) = 18.02 g/mol

Moles of H2O = 58.70 g / 18.02 g/mol = 3.26 mol

Now, we determine the ratio of carbon to hydrogen to oxygen atoms by dividing the moles of each element by the smallest number of moles (in this case, the moles of carbon):

Carbon: 2.17 mol / 2.17 mol = 1

Hydrogen: 3.26 mol / 2.17 mol ≈ 1.5

Oxygen: The difference between the total number of moles and the sum of carbon and hydrogen moles:

Total moles = 2.17 mol + 3.26 mol = 5.43 mol

Oxygen: 5.43 mol - 1 mol (carbon) - 1.5 mol (hydrogen) = 2.93 mol

To obtain whole-number ratios, we multiply the ratio by 2:

Carbon: 1 * 2 = 2

Hydrogen: 1.5 * 2 = 3

Oxygen: 2.93 * 2 ≈ 6

Therefore, the empirical formula of the alcohol is C2H3O6.

Learn more about  empirical formula here

https://brainly.com/question/32125056

#SPJ11

When a pi bond is formed, one hydrogen is lost from each of the atoms involved in the bond formation. This is because a pi bond is formed when two parallel p orbitals overlap sideways, and each p orbital contains one electron.

Therefore, in order for the electrons to form a bond, one electron from each atom must be involved, leading to the loss of one hydrogen atom from each atom.

When a pi bond is formed, two hydrogen atoms are lost. This occurs because the pi bond involves the sharing of two additional electrons between two atoms, typically carbon, which results in the need to release two hydrogen atoms to maintain proper valence.

Valence is a term used in chemistry and physics to describe the number of electrons that an atom can gain, lose, or share in order to form a chemical bond with another atom. The valence of an atom is determined by the number of electrons in its outermost shell, or valence shell.

The valence of an atom is important because it determines its ability to form chemical bonds with other atoms. Atoms with a low valence (i.e. only a few electrons in their outermost shell) tend to lose those electrons and become positively charged ions, while atoms with a high valence (i.e. many electrons in their outermost shell) tend to gain electrons and become negatively charged ions.

Visit here to learn more about hydrogen brainly.com/question/28937951
#SPJ11

The volume of the 7.50 m potassium carbonate solution with 49.0 kg of potassium carbonate dissolved in it is 47270 ml.

To calculate the volume in ml of a 7.50 m potassium carbonate solution with 49.0 kg of potassium carbonate dissolved in the solution, we will use the formula Molarity = (moles of solute) / (liters of solution).

First, we need to calculate the moles of potassium carbonate in the solution. To do this, we will use the molar mass of potassium carbonate, which is 138.21 g/mol.

Moles of potassium carbonate = (49.0 kg) / (138.21 g/mol) = 354.54 mol

Next, we will rearrange the formula for molarity to solve for liters of solution:

Liters of solution = (moles of solute) / (Molarity) = (354.54 mol) / (7.50 m) = 47.27 L

Finally, we will convert the liters of solution to milliliters:

Volume in ml = (47.27 L) * (1000 ml/L) = 47270 ml

To know more about molar mass click on below link:

https://brainly.com/question/22997914#

#SPJ11

Answer:

(a) Mixture

(b) Pure substance

(c) Mixture

(d) Pure substance

Whether a substance dissolves in a particular solvent depends on several factors, including the solubility of the substance in the solvent, the temperature of the solvent, and the amount of substance and solvent involved.

Solubility refers to the ability of a substance to dissolve in a solvent, which is typically a liquid, gas, or solid.

To find out more about solubility, visit:

https://brainly.com/question/28170449

#SPJ1

Answer:

\(S_{2}\)\(F_{3\\}\), the empical formula

Explanation:

Let's assume we have  100 grams of the compound:

The 100 grams will consist of:

25.24 grams of S

74.76 grams of F

100.0 grams

We need to find the numbers of atoms in each of these masses.  Divide each by that element's molar mass to find atoms of each:

Sulfur:      (25.24 g)/(32 g/mole S) = 0.789 moles S

Flourine:  (74.76 g)/(19.0 g/mole F) = 5.93 moles F

There are 0.8 atom of S for every 6 atoms of F

We can;t have 0.8 atom of anything, so let's multiply it by a factor to make it a whole number.  5 is the best I can find.  Both need to be increased by the same factor:

That makes 4 atoms of S and 30 atoms of fluorine.

\(S_{4}\)\(F_{6\\}\)

We can reduce that to \(S_{2}\)\(F_{3\\}\), the empical formula

The conclusion the student that the colorless liquid that was added to anhydrous copper {ii} sulfate which turned blue is pure water because anhydrous copper {ii} sulfate does not react with pure water.

A sample of anhydrous copper(II) sulfate becomes blue when water is present.

In the absence of water, it is also known as anhydrous copper(II) sulfate and is colorless.

When water molecules are added to anhydrous copper {ii} sulfate, the individual water molecules are held within the ionic lattice surrounding the copper(II) ions, it is still a dry solid resulting in the formation of blue hydrated copper {ii} sulfate.

This reaction does not occur with pure water.

Learn more about anhydrous copper {ii} sulfate at: https://brainly.com/question/24555008

#SPJ1