which of the following compounds is neither an acid or a base? group of answer choices sodium nitrate sodium hydroxide hclo3 ch4

Atoms combine in the initial manner by transferring electrons among themselves because their particular nuclei are attracted to the electrons from other atoms. When the compounds being produced are at a lower energy than the original atoms, atoms combine to form compounds. The chemicals inside the reactants interact throughout hydrolysis reaction to create new substances.

Atoms create new substances by swapping electrons with each other rather than by gaining neutrons from each other. When two or more atoms share at least one pair of electrons, this is known as a covalent connection. Ionic bonds form when positive and negative bonds are attracted to each other and share a proton as a result .

element with one another in order to build a comprehensive electron shell, which increases stability. Subatomic particles may fill up the sell of electrons and then become permanent by sharing their topmost (valence) electrons.

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Answer:

D. tap water

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Answer: ethanol

Explanation: as it is a pure compound and can sometimes be a mixture while all the rest are mixtures.

Cementation during the diagenesis process reduces the porosity and permeability of rocks by filling the pore spaces between grains with mineral cements, impacting fluid flow and rock strength.

Cementation is a process in which minerals precipitate and fill the spaces between sediment grains, binding them together. This process occurs as pore fluids, such as groundwater, carry dissolved minerals that can precipitate and form a solid cementing material.

During diagenesis, cementation can significantly impact the permeability and porosity of rocks. The precipitation of mineral cements fills the pore spaces between grains, reducing the overall porosity of the rock. This reduction in porosity limits the amount of fluid that can flow through the rock and decreases its permeability.

The type of mineral cement formed during cementation can also influence the strength and durability of the rock. Common mineral cements include calcite, silica, and iron oxides, which can impart different properties to the rock.

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sorry the pic is blocked

Answer:

b) The amount of energy required to eject an electron from an atom.

Answer:

molecular formula = molar mass ÷ empirical formula

n = 142 ÷ 142

n = 1

molecular formula (P2O5)1 = P2O5

Phosphorous at 18.9%. According to analysis, sodium, phosphorus, and oxygen make up 42.1%, 18.9%, and 39% of sodium phosphate, respectively.

The ratio of the amounts of each element to the sum of the individual element amounts present in the compound, multiplied by 100, is the definition of the percentage of a given compound. In this instance, the quantity is expressed in grams of the constituent ingredients.

The proportional mass of each component of a compound is known as the percent composition. The mass percent of a compound is the weight of an element expressed as a share of the complex's overall mass. For instance, a molecule of water has a structure of one oxygen atom and two hydrogen atoms.

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Answer:

option b is the correct answer

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There is said to be a short circuit when one part of a parallel circuit has a very low resistance and almost all the current will flow through this part and very little current will flow through the other part.

Short circuit means when a normal wire comes in direct contact with another wire, then the resisitance value turns zero and flow of current is ebruptly increases.

So, if in any wire very little or no resistance is present and high amount of current will flow from that wire then in this case short circuit occur. It generally occurs in the parallel circuit because in the closed circuit that much of current flow is not present that cause short circuit.

Hence option (B) is correct.

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Answer:

 6.022 × 10²³ units of that substance 

Explanation:

0.1 M nitrous acid (HNO2) and 0.12 M sodium nitrite (NaNO2) are combined to create a buffer. (Ka=4.5x10-4) After 0.016 mol of NaOH has been added to 1.00 L of the buffer, determine the pH.

A buffer solution, sometimes referred to as a pH buffer or hydrogen ion buffer, is an aqueous combination of a weak acid and its conjugate base, or vice versa. The pH nitrous changes at all when a small amount of a strong acid or basic is added to it. Buffer solutions are used in a wide range of chemical processes to keep pH values almost constant. Buffering is used by many biological systems to regulate pH in the natural world. For instance, the bicarbonate buffering system regulates the pH of blood.

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Answer:

There are many effects of radiation to the human body. (if you watch the 100, you'll see what happens)

Exposure to very high levels of radiation, such as being close to an atomic blast, can cause acute health effects such as

1. weakness

a/ fatigue,

b/ fainting,

c/ confusion.

2.Bleeding from the nose,

a/ mouth,

b/ gums,

c/ rectum

3. Bruising,

a/ skin burns,

b/ open sores on the skin,

c/ sloughing of skin.

4. Dehydration.

5. Diarrhea, bloody stool.

6. Fever.

7. Hair loss.

8. Inflammation of ex

It is not recommended to consume alcohol after donating blood. This is because alcohol is a vasodilator, meaning it will widen your capillaries and lower your blood pressure, which can make you feel dizzy and pass out.

It is important to remember that donating blood is a selfless act that can save lives, and it is important to take care of yourself after the donation.
Alcohol consumption can also have a negative effect on the body's ability to clot, which can lead to prolonged bleeding or even complications during the donation process. Additionally, alcohol can dehydrate the body, which can be especially dangerous after losing a significant amount of fluids during blood donation.
While it may be tempting to celebrate a good deed with a drink, it is important to prioritize your health and well-being after donating blood. Instead, hydrate with water or other non-alcoholic beverages, and rest for a little while before engaging in any strenuous activities. It is recommended to wait at least 24 hours before consuming alcohol after donating blood, to allow your body to fully recover.

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It is not recommended to consume alcohol after donating blood. This is because alcohol is a vasodilator, meaning it will widen your capillaries and lower your blood pressure, which can make you feel dizzy and pass out.

 It is important to remember that donating blood is a selfless act that can save lives, and it is important to take care of yourself after the donation. Alcohol consumption can also have a negative effect on the body's ability to clot, which can lead to prolonged bleeding or even complications during the donation process. Additionally, alcohol can dehydrate the body, which can be especially dangerous after losing a significant amount of fluids during blood donation. While it may be tempting to celebrate a good deed with a drink, it is important to prioritize your health and well-being after donating blood. Instead, hydrate with water or other non-alcoholic beverages, and rest for a little while before engaging in any strenuous activities. It is recommended to wait at least 24 hours before consuming alcohol after donating blood, to allow your body to fully recover.

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Answer:

.6 M

Explanation:

.45 moles / .750 liters = .6 M

Answer:

When an atom gains/loses an electron, the atom becomes charged, and is called an ion. Gaining an electron results in a negative charge, so the atom is an anion. Losing an electron results in a positive charge, so atom ion is a cation

Explanation:

Answerd the question : ion

Answer:

gravitational force.

Answer: The name of the salt produced is Calcium Sulphate.

Explanation:

we know, whenever an acid reacts with a base, we get a salt and water.

In the given question, Calcium Hydroxide is a base and Sulfuric acid is an acid.

When Calcium Hydroxide reacts with Sulfuric Acid, we get Calcium Sulphate and Water.

The required balanced chemical reaction is:-

Ca(OH)2 + H2SO4 = CaSO4 + 2H2O

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Answer:

The balanced chemical equation for the combustion of propane is: C3H8(g)+5O2(g)→3CO2(g)+4H2O(g).

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the circumference of the cake board is approximately 109.96 cm, which we can round off to 35 cm. To find the circumference of the cake board, follow these steps:

The diameter of the cake is 30 cm, and the cake board's diameter is 5 cm longer than that of the cake. So, the diameter of the cake board is 30 cm + 5 cm = 35 cm. To find the circumference of the cake board, use the formula C = πd, where C is the circumference and d is the diameter. In this case, the diameter (d) is 35 cm.

Substitute the value of the diameter into the formula: C = π(35 cm). Calculate the circumference: C ≈ 3.14 × 35 cm = 110 cm.

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Answer:

Matching

6.D

7.A

8.C

9.B

Explanation:

Took test

103 °C, 90 °C, 101 °C Neither accurate nor precise, 100 °C, 99 °C, 100 °C are Precise, 105 °C, 106 °C, 105 °C are Both accurate and precise, 99 °C, 101 °C, 100 °C are Accurate. These are the correct set of measurements of the boiling point of water.

The melting point is defined as the temperature at which solid and liquid phases are at equilibrium state, whereas the boiling point is defined as the temperature at which the pressure of a vapor of a  liquid is equal to the external pressure.

Melting point in which the melting of solid occur to become a liquid at a given temperature, here the molecules gain enough amount of kinetic energy to get the intermolecular forces to convert into another form.

In case of Boiling point the liquid phase enters into the gaseous phase, when the external pressure is high than a temperature for the vapor pressure equal to the external pressure.

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The formula for the compound formed between magnesium and bromine is MgBr₂.

The formula of a compound is a representation of the elements present in the compound and the ratio in which they are combined. It indicates the types and the number of atoms of each element in a molecule or an empirical formula unit of the compound.

The formula for the compound formed between magnesium (Mg) and bromine (Br) using the Lewis model can be considered by looking at the valence electrons of each atom.

Magnesium (Mg) is located in Group 2 of the periodic table and has a valence electron configuration of [Ne] 3s². It tends to lose its two valence electrons to achieve a stable octet configuration.

Bromine (Br) is located in Group 17 of the periodic table and has a valence electron configuration of [Ar] 4s² 3d¹⁰ 4p⁵. It tends to gain one electron to achieve a stable octet configuration.

Since magnesium loses two electrons and bromine gains one electron, they can form an ionic bond. The Lewis structure for this compound can be represented as follows:

Mg²⁺ + Br⁻ → MgBr₂

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Answer:

the bond that forms between carbon and oxygen to create carbon dioxide

A polar covalent bond

Answer:

True

Explanation:

Cell specialization is the process by which generic cells change into cells meant to do certain tasks within the body

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Answer:

This is an open system, and one benefit is that it does not require as much filtration and maintenance.

Explanation:

Atoms with very high electronegativity exhibit a strong electron-attracting ability, high ionization energy, small atomic radius, the ability to form strong covalent bonds, a polarizing effect on chemical bonds, and can participate in hydrogen bonding.

Strong electron-attracting ability: Electronegativity is a measure of an atom's ability to attract electrons towards itself in a chemical bond. Atoms with high electronegativity have a strong pull on electrons, meaning they attract and hold electrons tightly.

High ionization energy: Ionization energy is the energy required to remove an electron from an atom or ion. Atoms with high electronegativity tend to have high ionization energies because they tightly hold their valence electrons and require a significant amount of energy to remove them.

Small atomic radius: Electronegativity generally increases as the atomic radius decreases. Atoms with high electronegativity tend to have smaller atomic radii, as the positive charge in the nucleus pulls the electrons closer, resulting in a stronger electron-attracting ability.

Ability to form strong covalent bonds: Atoms with high electronegativity can form strong covalent bonds by sharing electrons with atoms of lower electronegativity. This results in the formation of stable molecules with shared electron pairs.

Polarizing effect on chemical bonds: When atoms with high electronegativity are involved in a bond with atoms of lower electronegativity, they exert a stronger pull on the shared electrons, resulting in a polar bond. This leads to the development of partial positive and partial negative charges within the molecule.

Participation in hydrogen bonding: Atoms with high electronegativity, such as oxygen and nitrogen, can participate in hydrogen bonding. Hydrogen bonding occurs when a hydrogen atom is bonded to an electronegative atom and interacts with another electronegative atom through a weak electrostatic attraction.

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Because sodium has a valency of 1, the mass equivalent of a photon is 3.37 1036 kg. Emissions with a wavelength of 446 nm give sodium flames their distinctive yellow hue.

In order to answer this issue, we must first determine the photon's energy. We then use an equation to convert that energy to mass energy. We can get the mass equivalent of a photon, as requested in the question, using mass equivalent.

The special relativity theory of Einstein led to the equality of mass and energy. Which merely means that energy can be transformed into mass and the reverse.

E=h×c/λ

E = energy of photon

h = planck's constant =6.626×10^−34Js

c = speed of light = 3×10^8m/s

λ= Wavelength of photon = 589nm=598×10^−9m

E=3.37×10^−19J

From mass energy equivalence we know,

E=mc^2

M=3.37×10^−36kg

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