what is structural formula for potassium hydrogen phthalate

Answer:

Explanation:

Here, we want to get the correct electronic configuration for Au

The element gold has 79 electrons

We have the configuration as follows:

Answer: Balanced forces

Explanation: Equal forces acting in opposite directions are called balanced forces. Balanced forces acting on an object will not change the object's motion.

Answer:

the answer is coal

Explanation:

Discontinuity refers to an interruption in the regular crystal lattice structure of a metal. It is also known as a defect or imperfection in the lattice.

In the crystal lattice of a metal, the atoms are arranged in a repeating pattern, forming a regular structure. However, various factors can lead to disruptions or irregularities in this structure, resulting in what is known as a discontinuity or defect.

These defects can occur at different scales, such as point defects (individual atom irregularities), line defects (dislocations or imperfections along a line), or surface defects (imperfections on the surface).

Discontinuities can have different causes, including impurities, temperature changes, mechanical stress, or processing techniques. These defects can affect the mechanical, electrical, and thermal properties of the metal.

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Answer: when water is evaporated from the earth whether that be from bodies of water or plants, when it goes up higher, the temperature drops, causing the water droplets to condense, which means form water. This creates clouds and when the clouds get too big and full, precipitation (rain) happens and the rain falls to the earth. This cycle is then repeated.

Explanation:

Answer:

\(\lambda = 9.376*10^{-8} m\)

Explanation:

From the question we are told that:

 \(n=6level\)

Generally the equation for Energy is mathematically given by

 \(E=\frac{hc}{\lambda}\)

Since

Energy difference will be maximum when electron return to ground state

And Shortest wavelength is emitted when  there is largest energy difference

Therefore

 \(1/\lambda = R* (\frac{1}{nf^2} - \frac{1}{ni^2})\)

Where

 \(R=Rydberg\ constant\)

 \(R = 1.097*10^7\)

Therefore

 \(1/\lambda = 1.097*10^7* ((\frac{1}{1^2} - \frac{1}{6^2})\)

  \(\lambda = 9.376*10^{-8} m\)

Answer:

I think it would be b

Explanation:

pls correct me if im wrong!

A 72 kg object moving 25 m/s will require the greatest amount of force

Given

mass of object and the velocity

Required

the greatest amount of force

Solution

Newton's 2nd law :

∑F = m. a  

F = force, N  

m = mass = kg  

a = acceleration due to gravity, m / s²  

Assuming the object is moving from rest (vo = 0) and the time needed to reach its velocity is the same (delta t = equal), it can be formulated:

\(\tt \Sum F=m.\dfrac{v_f-v_i}{\Delta t}\\\\F=m.\dfrac{v_f}{\Delta t}\)

So the force on an object depends on the product of its mass and velocity

Or if we use the impulse and momentum formula

\(\tt F.\Delta t=m(v_f-v_i)\\\\F,\approx m.v_f\)

So that we determine which is the greatest from the multiplication of mass and velocity will produce the greatest force as well

A 72 x 25 = 1800

B. 55 x 32 =1760

C. 75 x 22 = 1650

D.63 x 27 = 1701

Option A has the greatest force

Answer:

You can use a PH tester do identify the PH of each solution.  Depending on what solutions ur testing, u shouldn't mix them as for there could be either a minor or bad chemical reaction

Explanation:

Answer:

B - To increase the rate of the reaction

Explanation:

Catalysts speed up the reaction without being reactants or products, so aren't used up in the reaction.

Answer:

Typically, the identity of a substance can be described by a: chemical name, for example, benzene; number, for example, EC number 200-753-7, and. chemical composition, for example, >99 % benzene and <1 % toluene.

Explanation:

Typically, the identity of a substance can be described as a: chemical name, for example, benzene chemical composition, for example, >99% benzene and <1% toluene. The composition is determined by chemical analysis.

I hope this helps.

A person who drinks 1.50 × 10³ g of water per day is consuming approximately 83.23 moles of water.

To determine how many moles of water a person drinks when consuming 1.50 × 10³ g of water (H₂O) per day, follow these steps:

1. Find the molar mass of water: The molar mass of H₂O is 18.015 g/mol (1.008 g/mol for hydrogen and 15.999 g/mol for oxygen; there are two hydrogen atoms and one oxygen atom in a water molecule).

2. Use the molar mass to convert grams of water to moles: Divide the mass of water consumed by the molar mass of water.

Number of moles = (1.50 × 10³ g) / (18.015 g/mol)

3. Calculate the number of moles:

Number of moles = 83.3 moles

So, when a person drinks 1.50 × 10³ g of water per day, they consume approximately 83.3 moles of water.

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Answer:

Sry i accidently clicked on ''SAVE''.

U can remove it or report it...

Explanation:

Of the following correctly predicts the most likely mode of radioactive decay for the nuclide \(As^{33}_{84}\)

The nuclide \(As^{33}_{84}\) has an atomic number of 33, indicating that it is arsenic. To predict the most likely mode of radioactive decay for \(As^{33}_{84}\), we need to consider its position on the periodic table and the stability of its nucleus

\(As^{33}_{84}\) falls into the category of a stable nuclide since it has a stable atomic number. Stable nuclides do not undergo radioactive decay. Therefore, it is unlikely that \(As^{33}_{84}\) would undergo spontaneous radioactive decay through alpha decay (emitting an alpha particle), beta decay (emitting a beta particle), or gamma decay (emitting gamma radiation). Nuclides that are unstable and undergo radioactive decay typically have atomic numbers higher than the stable region of the periodic table or have an imbalance of protons and neutrons in the nucleus. However, as \(As^{33}_{84}\) is a stable nuclide, it is not expected to undergo any form of radioactive decay. Hence, the most likely mode of radioactive decay for the nuclie \(As^{33}_{84}\) is no decay at all since it is a stable nuclide.

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Answer:

Overall equation:

PbCl2 + MgSO4 => PbSO4 + MgCl2

Products:

PbSO4 + MgCl2

PbSO4 is a white precipitate (solid)

Explanation:

The reaction between PbCl2 and MgSO4 yields PbSO4 and MgCl2. PbSO4 is evidenced by formation of a white precipitate in the product side. The white precipitate is therefore, PbSO4. MgCl2 Formed is in aqueous state.

PbCl2(aq) + MgSO4(aq) => PbSO4 (s) + MgCl2(aq)

Answer:

C and A are correct

Explanation:

did on edge

Answer:

convection

Explanation:

hope it's useful to you

The state of matter that fills the volume of its container is a gas. The correct option is a.

Gases have no definite shape or volume and will completely fill any container in which they are placed. This is because the particles that make up a gas are in constant motion and are not bound together in a fixed structure, allowing them to move freely and fill the available space.

Solids and liquids, on the other hand, have a definite shape and do not completely fill the volume of their container. Solids have a fixed shape and volume, while liquids have a fixed volume but take the shape of their container.

Therefore, the correct answer is (a) gas, which is the only state of matter that fills the volume of its container.

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Answer:

1)Alkaline nature 2)Reaction with water 3)Reaction with oxygen and air 4)Corrosion 5)Reducing properties

If either one of them are in the choices, that's the chemical property

Explanation:

Answer:

C. Aluminum is highly reactive.

Explanation:

just did it on Edge.

The engineers fitted a multiple linear regression model to analyze the effect of variables on the efficiency of the ammonia oxidation process, assessed significance levels, and recommended a final model.

Engineers conducted an investigation on the efficiency of a process that oxidizes ammonia to nitric acid by studying the effect of three variables: Airflow, Water temperature, and Acid concentration.

They collected data on stack loss, which represents the percentage of unabsorbed ammonia escaping from the absorption tower. Using R, they fitted a multiple linear regression model with polynomial terms and interactions for the predictors.

They analyzed the model summary table to determine the mean square error (MSE), R², and adjusted R².

They also assessed the significance of variables/terms at a 0.1 significance level, tested the joint significance of interaction terms, and evaluated the joint significance of quadratic terms.

Based on the results, they recommended a final model containing only significant variables/terms at a significance level of 0.05.

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Answer:

There are 11 protons in a sodium atom but only 3 in a lithium atom, so the nuclear charge is much greater. ... The only factor left is the extra distance between the outer electron and the nucleus in sodium's case. That lowers the ionization energy.

Answer:

c. an atom

Explanation:

Answer:

C

Explanation:

The molar mass of ammonia has been 17.03 g/mol. The molar mass of magnesium hydroxide has been 41.31 g/mol. The molar mass of Iron oxide has been 159.67 g/mol.

The periodic table has been the arrangement of the elements in the increasing order of the atomic number and similarity in the chemical properties.

Molar mass has been the sum of mass of each atom in a formula unit. The molar mass of the following compounds has been:

The molar mass has been, mwt

\(mwt=\rm Mass\;N\;+\;3\;\times\;Mass\;H\\\textit{mwt}=14.006\;+\;3\;\times\;1.007\\\textit{mwt}=17.03\;g/mol\)

The molar mass of ammonia has been 17.03 g/mol.

The molar mass has been, mwt

\(mwt=\rm Mass\;Mg\;+\;2\;\times\;Mass\;O\;+\;2\;\times\;Mass\;H\\\textit{mwt}=24.305\;+\;2\;\times\;1.007\;+\;2\;times\;15.994\\\textit{mwt}=41.31\;g/mol\)

The molar mass of magnesium hydroxide has been 41.31 g/mol.

The molar mass has been, mwt

\(mwt=\rm 2\;\times\;Mass\;Fe\;+\;3\;\times\;Mass\;O\\\textit{mwt}=2\;\times\;55.845\;+\;3\;\times\;15.994\\\textit{mwt}=159.67\;g/mol\)

The molar mass of Iron oxide has been 159.67 g/mol.

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Answer:

Answer  in picture

Explanation:

The final temperature of the gas that expands from a volume of 22.4 l at 278k to a volume of 38.3 l will be 475 K.

The volume as well as Kelvin temperature will be directly proportional whenever the pressure on even a sample of such a dry gas remains held constant. PV = k would be the law's equation.

Charle's law give the relation between the temperature and volume is shown as:

\(V_{1} / T_{1} = V_{2} / T_{2}\)

where. V is volume and T is temperature.

Given data :

\(V_{1} =22.4 l\\V_{2} = 38.3 l\\T_{1} = 278 K\\T_{2} = ?\)

Put the value of given data in above equation.

22.4 l /   38.3 l = 278k / \(T_{2}\)

\(T_{2}\) = 475 K.

Therefore, the final temperature will be 475 K.

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Giovanni Battista Piranesi depict the Tomb of Metalli (c. 1756, etching) as larger than life (A) to promote Roman engineering and history.

Giovanni Battista Piranesi was a famous Italian artist and printmaker who was known for his depictions of ancient Roman architecture and engineering. He often depicted these structures as larger than life to emphasize their grandeur and importance.

In the case of the Tomb of Metalli, Piranesi may have depicted it as larger than life to showcase the impressive engineering skills of ancient Rome and to highlight the significance of this historical monument.
Giovanni Battista Piranesi depicted the Tomb of Metalli as larger than life in order to promote Roman engineering and history. By doing so, he aimed to emphasize the grandeur and architectural achievements of the ancient Romans, inspiring admiration and interest in their culture and history.

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The shorthand electron configuration of a potassium ion (K+) is [Ar] 4s1.

Electron configuration refers to the arrangement of electrons in an atom or ion. In a neutral atom, the number of electrons is equal to the number of protons, resulting in a neutral charge. However, in an ion, the number of electrons is not equal to the number of protons, resulting in a charge.

The shorthand electron configuration uses symbols from the periodic table to represent the elements, with electron configurations being abbreviated by using the noble gas symbol (in square brackets) that precedes the element in question in the periodic table. In this case, the noble gas symbol [Ar] represents Argon, and the electron configuration of K+ is then given as [Ar] 4s1, indicating that the electron configuration of potassium has lost one electron from its 4s orbital, leaving a single electron in the 4s orbital and a positive charge on the ion.

In more detailed terms, the electron configuration of a neutral potassium atom would be [Ar] 4s1 3d10, where the [Ar] represents the electron configuration of Argon (the preceding noble gas in the periodic table), and the 4s1 and 3d10 indicate the number of electrons in the 4s and 3d orbitals, respectively. However, in the case of a potassium ion, one electron has been removed, resulting in a positive charge and the shorthand electron configuration of [Ar] 4s1.

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Answer:

If the angle of insolation is higher, then the temperature of the soil will be higher because it will receive more direct light.

Explanation:

Answer:

The temperature of the soil will rise when the soil receives more direct light owing to the increasing angle of insolation.

Explanation:

Answer:

The answer is

Explanation:

The volume of a substance when given the density and mass can be found by using the formula

\(volume = \frac{mass}{density} \\ \)

From the question

mass of object = 11.5 g

density = 1.3 g/mL

The volume is

\(volume = \frac{11.5}{1.3} \\ = 8.846153\)

We have the final answer as

Hope this helps you

Answer :position

Explanation:

Potential energy is the energy stored in an object due to its position