Explain how pH increases with antacids.​

False, Asbestos is a naturally occurring mineral fiber that was commonly used in various industries due to its heat resistance, strength, and insulating properties.

Asbestos does not necessarily need to be removed if it will not be disturbed or pose a risk to human health. Asbestos-containing materials that are in good condition and undisturbed are generally considered safe. However, if asbestos-containing materials are damaged, deteriorating, or will be disturbed during renovation or demolition activities, it is necessary to take appropriate precautions, which may include professional removal or encapsulation, to prevent the release of asbestos fibers into the air. The decision to remove asbestos should be based on an assessment of its condition, potential for disturbance, and adherence to local regulations and guidelines.

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The reaction was conducted at a high temperature, which may have had a substantial influence on the results. In high melting point can speed up reactions and cause a variety of products to occur.

The absence of phenolic groups in the finished product is indicated by the ferric chloride test's negative result for the presence of phenols, which would ordinarily produce a positive result. This might be as a result of the reaction circumstances producing a different end product or as a result of the elevated temperature degrading or rearranging the original starting material .This view is supported by the final product's 122-125°C melting point, which indicates that the final product is not what was anticipated. A considerable variation in melting point shows that the final product has a different structure from what was anticipated because the melting point of a substance is a physical attribute that depends on molecular structure and bonding .The results should be taken cautiously, and additional research is required to ascertain the precise structure of the final product. It is vital to keep in mind that the reaction circumstances and the final product may differ greatly from what was anticipated.

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Yes according to a phase diagram, deposition can still occur at a high temperature.

Deposition is described as the laying down of sediment carried by wind, flowing water, the sea or ice. Sediment can be transported as pebbles, sand and mud, or as salts dissolved in water. Salts may later be deposited by organic activity or by evaporation.

The deposition rate increases with temperature and it occurs at lower temperature which is a common behavior for a thermally activated reaction process.

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Answer:

The limiting Reactant would be KI

Explanation:

Answer:

If this anwser helped you mark it the brainest please

Explanation:

Properties are features, qualities or characteristics of an item. Properties shall be used to classify the components. Properties are the attributes of a material that separates it from another substance. These properties are called physical properties and chemical properties in chemistry.

Explanation:

try solving by using molecular formula.

you've asked this so many times

Answer:

B. Pulmonary Circulation

Explanation:

Pulmonary circulation moves blood between the heart and the lungs. It transports deoxygenated blood to the lungs to absorb oxygen and release carbon dioxide. The oxygenated blood then flows back to the heart.

When in a particular titration, 5.0 ml of a 2.0 m NaOH(aq) solution exactly neutralizes 10.0 ml of an HCl(aq) solution. The concentration of the HCl (aq) solution is found to be 1M.

The balanced chemical equation is given as,

NaOH  + HCl → NaCl  +  H₂O

Number of moles of NaOH  =  molarity × volume /1000

=  5 x 2/1000  =  0.01  moles

With the help of mole ratio between NaOH to HCl which is 1 : 1

Number of moles of HCl given = 0.01 moles

Therefore, concentration = moles/volume x 1000

                                           = 0.01/10 x 1000 = 1M

Hence, the concentration of the HCl (aq) solution is 1M.

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You would need to take 1864 mL of concentrated hydrochloric acid to prepare 2.80 L of 0.540 M HCl.

To calculate the amount of concentrated hydrochloric acid required, we need to find the number of moles of hydrochloric acid in the final solution and then work backwards to find the amount of concentrated solution required.

The number of moles of hydrochloric acid in the final solution can be calculated as follows:

We know that the concentrated hydrochloric acid is 37.0% HCl by mass and has a density of 1.20 g/mL, so we can calculate the number of moles of HCl in one milliliter of the concentrated solution as follows:

Therefore, to obtain 1.50 moles of HCl, we would need 1.50 moles / 0.0124 moles/mL = 121 mL of the concentrated solution. However, we want to prepare 2.80 L of the final solution, so we would need

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Complete Question:

Hydrochloric acid is usually purchased in a concentrated form that is 37.0% HCl by mass and has a density of 1.20 g/mL. How much concentrated solution would you take to prepare 2.80 L of 0.540 M HCl by mixing with water?

Answer:

The physical property that best separates compounds into ionic or covalent is solubility in water.

Explanation:

This is sequel to the fact that Ionic compounds are generally highly soluble in water, while covalent compounds have low solubility in water. This is because ionic compounds are composed of charged ions that are attracted to the polar water molecules, resulting in the compound dissolving in water. On the other hand, covalent compounds are usually nonpolar or have weak polarity, which makes them less soluble in polar solvents like water.

And now the physical property that is least helpful in separating compounds into ionic or covalent is melting point or boiling point. This is because both ionic and covalent compounds can have high or low melting and boiling points, depending on their composition and bonding. For example, some covalent compounds like diamond have very high melting and boiling points, while some ionic compounds like sodium chloride have relatively low melting and boiling points.

The most appropriate purification method for vanillyl alcohol would depend on the impurities present.However, a commonly used method for purifying organic compounds is recrystallization.

This involves dissolving the compound in a suitable solvent, heating to dissolve completely, and then cooling slowly to allow the compound to crystallize out. The resulting crystals are then filtered and washed to remove any remaining impurities.

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We must first convert the amount of atoms of helium to moles in order to solve this issue. This much helium gas can be used by Ngawang to fill about 14 balloons at STP.

Along with liquids, solids, and plasmas, gases are among the four basic states of matter. Gases are made up of atoms or molecules that are constantly moving and spaced far apart from one another. Gases, in contrast to solids and liquids, do not have a set shape or volume and always fill their container to the top.

In addition to other characteristics like density, viscosity, and compressibility, gases can be classified according to their volume, pressure, and temperature. Additionally, they can change physically and chemically through processes including expansion, compression.

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The partial pressures of a component gases are added to measure the overall pressure of a gas mixture. . The overall number of moles inside the gas mixture, or . Ptot=∑P1=P1+P2+P3 all ni,

A chemical element with atomic number 7 and the letter N is known as nitrogen. The lightest element in group 15 of a periodic table, often known as the pnictogens, nitrogen is a nonmetal. It is a typical element in the cosmos, believed to be eighth with in Milky Way as well as the Solar System in terms of overall abundance. Nitrogen, sometimes known as N, is an element that has no taste or color. The ground beneath our feet contains nitrogen, as does the water they drink and the air humans breathe. In fact, nitrogen makes up the majority of the Earth's atmosphere (78%), making it the most prevalent element.

The chemical industry depends on nitrogen. It is used to make fertilizers, dyes, nylon, nitric acid, and explosives. Nitrogen must be combined with hydrogen to create ammonia in order to create these products. The Haber process is used for this.

People lose their lives every year by breathing "air" with insufficient oxygen. Many people believe nitrogen gas is safe because it makes up 78 percent of a air we breathe. However, breathing nitrogen is only safe when it is combined with the right amount of oxygen.

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Chromosomes are formed inside the nucleus of a cell. They carry genetic information and are responsible for traits and characteristics passed down from one generation to the next. Chromosomes play a crucial role in cell division, and chromosomal abnormalities can lead to a variety of genetic disorders.

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The merchant should use 20 pounds of the $5 coffee.

To determine the number of pounds of the $5 coffee to be used, we can set up an equation based on the given information. Let's assume x represents the pounds of the $5 coffee.

The value of the $9 coffee (60 pounds) plus the value of the $5 coffee (x pounds) should equal the value of the resulting mixture (60 + x pounds) at $6 per pound. Mathematically, this can be expressed as:

$9(60) + $5(x) = $6(60 + x)

Simplifying the equation:

540 + 5x = 360 + 6x

Rearranging terms:

5x - 6x = 360 - 540

-x = -180

Dividing both sides by -1, we get:

x = 180

Therefore, the merchant should use 20 pounds of the $5 coffee to create the desired mixture.

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When n,n-dimethylaniline is treated with bromine, ortho and para products are observed. yet, when n,n-dimethylaniline is treated with a mixture of nitric acid and sulfuric acid, only the meta product is observed. This is due to the N(CH3)2 act as a ring activator, thus, it lead to a electrophilic aromatic substitution.

In acidic conditions, the lone pair which is present on the nitrogen will abstract the proton present on the acid in an acid-base reaction. This protonated amine will be considered aa a meta-directing group and It acts as a deactivator which will draw electron density away from the ring. This can be explained because nitrogen of the ring which is relatively electronegative atom will have a positive charge.

Now, in the case of bromine, —N(CH3)2 act as a ring activator, thus, it lead to a electrophilic aromatic substitution. Thus, the lone pair of electron present in the Nitrogen will. move to the resonance and activate para and ortho position. That's why bromine form ortho and para product.

Thus, we concluded that due to resonance effect bromine react with n,n-dimethylaniline to form ortho and para products.

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Answer:It is upthrust...

Explanation:I don't say u must have to mark my ans as brainliest but if it has really helped u plz don't forget to thank me my friend....

Explanation:

Okay this is my last question, please help'

Hydration is a specific example of the phenomenon known generally as a. solvation

The act of hydrating involves combining or dissolving an object in water. It is a particular instance of the more general phenomena known as solvation, which is the process by which solvent molecules surround and scatter a solute to create a homogeneous solution. However, hydration explicitly refers to solvation with water as the solvent.

Solvation may also happen with solvents other than water. Solvation is the process through which a solute and solvent interact to stabilise a solute species. Due to its impact on the solubility, reactivity, and behaviour of compounds in solution, solvation is a crucial mechanism in many chemical and biological processes.

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Explanation:

what are you feeling now I am looking forward

Answer:

1C + 2S -----> 1CS2

in order to make the reactants carbon and sulfur be equal to the product Carbon 2 Sulfur, we need to have 2 sulfurs on the left side so that both sides have 1 carbon and 2 sulfurs

Based on the given compound formula Al2X3, the most likely element for X is: D. Cl. The compound with the formula Al2X3 suggests that there are two aluminum atoms and three atoms of a particular element represented by "X".

To determine which element "X" could be, we need to consider the valency of aluminum and the other elements. Aluminum has a valency of +3, which means it can bond with three other atoms to complete its valence shell. Among the given options, sulfur (S) and chlorine (Cl) have a valency of -2, while phosphorus (P) and hydrogen (H) have a valency of -3 and +1, respectively.

Therefore, the correct answer would be D. Cl, as it can form a compound with Al in the ratio of 2:3 by gaining three electrons to attain a noble gas configuration. The compound would be Al2Cl3, which is aluminum chloride, a well-known and stable compound. The other options (A. P, B. S, C. H) do not form stable compounds with aluminum in a 2:3 ratio.

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Answer:

Explanation:

The nucleus of an atom contains protons and neutrons.

Protons have positive charges, neutrons have neutral charges (no charge), and electrons have negative charges.  That is why when you determine net charge of atom you only look at the proton to electron ratio since the neutrons don't matter when it comes to charge.

I hope this helps.  Let me know in the comments if anything is unclear.

Answer:

It would be the third answer.

Explanation:

This is because over the next few minutes, the heat would radiate away from the atoms in the metal plate and the atoms around the plate would absorb this radiation.

Chemical similarity (or molecular similarity) is the likeness of chemical elements, molecules, or chemical compounds in terms of either structural or functional features, i.e. the impact that the chemical substance has on reaction partners in inorganic or biological environments.

The empirical formula of a molecular simplification is defined as the lowest ratio of atoms. The empirical formula and the molecular formula are therefore connected. The information about the elements contained in a molecule and their ratios is provided by both the molecular formula and the empirical formula.

While a compound's structural formula provides the same information as its molecular formula, it additionally reveals the atoms' connections inside the molecule.

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The wavelength of the emitted photon is approximately 2.44 μm.

The wavelength of the emitted photon can be determined using the Rydberg formula as follow

\(\frac{1}{\lambda}=R_H\left(\frac{1}{n_1^2}-\frac{1}{n_2^2}\right)\)

where: lambda is the wavelength of the emitted photon,

\(R_H=1.0974\times10^7\text{m}^{-1} ,$n_1=19 n_2=5 :\frac{1}\)

\({\lambda}=R_H\left(\frac{1}{19^2}-\frac{1}{5^2}\right) \frac{1}\\\\\\{lambda}=1.0974\times10^7\text{m}^{-1}\left(\frac{1}{361}-\frac{1}{25}\right) \frac{1}\\{\lambda}=1.0974\times10^7\text{m}^{-1}\left(0.002709-0.04\right) \frac{1}\\{\lambda}=1.0974\times10^7\text{m}^{-1}\times(-0.037291) \frac{1}{\lambda}=-409446.34\text{m}^{-1} \lambda=-\frac{1}{409446.34\text{m}^{-1}}=2.44\times10^{-6}\text{m}\)

Therefore, the wavelength of the emitted photon is approximately 2.44 μm.

Rounded to two decimal places, this value is equal to 2.45 μm. Thus, the correct option is A) 2.45μm.

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The outcome won't be exact. Any liquid, including basic and acidic liquids, could contaminate it.

To determine the precise concentration of a solution whose concentration is unknown, a NaOH solution must be standardized. To obtain an equivalence point and determine the unknown concentration, standardization involves titrating a known volume of NaOH with an acid in a flask.

To determine the precise concentration, you will standardize a NaOH solution in this experiment. You will use standardized NaOH to calculate the concentrations of HCl and HC2H3O2 solutions in subsequent experiments. You'll discover various indicators for endpoint detection.

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Answer:

80,000km/h

Explanation:

Answer: 12.5 hope this is right.

Explanation: