How to make caramel out of sweetened condensed milk?.

Answer:

Explanation:

The density of a substance can be found by using the formula

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

From the question

mass of metal = 33.7 g

volume = 8.49 mL

So we have

\(density = \frac{33.7}{8.49} \\ = 3.969375736...\)

We have the final answer as

Hope this helps you

Oxidation of a 24-carbon fatty acid would require ELEVEN (11) rounds of beta-oxidation and TWELVE (12) rounds of the Krebs cycle. It is part of cellular respiration.

Cellular respiration is a group of chemical reactions by which aerobic cells can produce ATP by using energy from foods.

Cellular respiration has three parts: glycolysis, the Krebs cycle (also called the acid citric cycle) and oxidative phosphorylation.

During the Krebs cycle, hydrogen atoms or electrons pass through a series of hydrogen/electron carriers.

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The command that allows moving a file from one location to another is the "mv command".

The mv command renames or transfers files and folders from one directory to another. A file or directory keeps its base file name when moved to a new directory. All links to other files are preserved when you transfer a file, with the exception of when you move it to a different file system. A directory and its contents are added beneath the existing directory when you transfer a directory into it.

The TargetDirectory option of the mv command allows you to provide a new file name or a new directory path name when renaming a file or directory.

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An isotonic salt solution is 0.90% (w/w) nacl in water many grams of nacl are contained in 1.00 kg of such a solution Reconstruction debate that had federalism debate that had been an issue since the 1790s.

Reconstruction failed by most other measures: Radical Republican legislation ultimately failed to isotonic former slaves from white persecution and failed to engender fundamental changes to the social fabric of the South. When President Rutherford B. federalism debate that had been an issue since the 1790s almost mediately . Hayes removed federal troops from isotonic South in 1877, former Confederate officials and slave returned to With the support of a conservative Supreme Court, these newly empowered white southern politicians passed black codes, voter qualifications, and other anti-progressive legislation to reverse the rights that blacks had gained during Radical Reconstruction. The U.S. Supreme Court bolstered this federalism anti-progressive movement federalism  with decisions in the Slaughterhouse Cases, the Civil Rights Cases, and United States v.

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Explanation:

having no strongly marked or positive characteristics or features.

Following represents the number of Molecules of the type indicated is present as a reactant or product of the chemical reaction shown is the coefficient of the species

The number of atoms, molecules, or formula units of a reactant or product in a balanced chemical equation is the coefficient of that species then the mole ratio of two substances in a chemical reaction is the ratio of their coefficients in the balanced chemical equation and the this numbers are called as coefficient and they tell how many of each molecule are participate in the reaction

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HCN is highly soluble in water,

With rising temperatures and in extremely saline environments, its solubility declines. HCN is a colorless gas and liquid with an odor reminiscent to bitter almonds, however not everyone can smell it. HCN is created in solution when the cyanide ion interacts with water.

What is HCN?

Prussic acid, also known as hydrogen cyanide, is a chemical substance having the formula HCN and the structural formula HCN. It is a colorless, very deadly, and combustible liquid that boils at 25.6 °C (78.1 °F), only barely over room temperature. Industrial-scale HCN production makes it a highly prized precursor to a wide range of chemical compounds, from medications to polymers. Production of potassium cyanide and adiponitrile, which are used in mining and polymers, respectively, has large-scale uses. Due to its liquid nature, it is more hazardous than cyanide compounds that are solid.

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The refrigerator would use 180 kilowatt-hours (kWh) of electric energy over the course of 30 days, assuming it runs for 12 hours each day.

To calculate the kilowatt-hours (kWh) of electric energy used by the refrigerator in 30 days, we need to multiply the power rating by the total running time.

Given:

Power rating of the refrigerator = 500 W

Running time per day = 12 hours

Number of days = 30

First, we need to convert the power rating from watts to kilowatts:

Power rating = 500 W / 1000 = 0.5 kW

Next, we calculate the total energy used in kilowatt-hours (kWh) over the 30-day period:

Energy used = Power rating × Running time × Number of days

Energy used = 0.5 kW × 12 hours/day × 30 days

Energy used = 180 kWh

Therefore, the refrigerator would use 180 kilowatt-hours (kWh) of electric energy over the course of 30 days, assuming it runs for 12 hours each day.

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Therefore, the order of increasing bond length is HF < HCl < HBr < HI.

To arrange the given compounds HCl, HI, HBr, and HF in order of their increasing bond length, consider the size of the halogen atoms involved. Bond length increases with the size of the atoms involved in the bond.

1. HF: Fluorine is the smallest halogen, resulting in the shortest bond length.
2. HCl: Chlorine is larger than fluorine, so the bond length in HCl is longer than HF.
3. HBr: Bromine is larger than chlorine, leading to a longer bond length in HBr compared to HCl.
4. HI: Iodine is the largest halogen in the list, so HI has the longest bond length.

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The density of a sample of argon gas at 70 ∘C and 866 mmHg is 1.62 g/L. To solve this question, we'll use the ideal gas law, which relates the pressure, volume, temperature, and amount of a gas.PV = nRT where:

P is the pressure of the gas (in atm)V is the volume of the gas (in L)n is the amount of gas (in moles)R is the ideal gas constant, which is equal to 0.08206 (L·atm)/(mol·K)T is the temperature of the gas (in K)We'll first convert the temperature to kelvin:

70 °C + 273 = 343 K

Now we can use the ideal gas law to calculate the amount of gas in moles:

PV = nRTn

= PV/RT

where:P = 866 mmHg / 760 mmHg/atm

= 1.14 atm

V = unknown

n = unknown

R = 0.08206 (L·atm)/(mol·K)

T = 343 KPlugging in these values and solving for n:

n = (1.14 atm) V / (0.08206 (L·atm)/(mol·K) * 343 K)n

= 0.042 V

Now we can calculate the density of the gas using the equation:

density = (mass of gas) / (volume of gas)density

= (n * molar mass of Ar) / V

where the molar mass of argon (Ar) is 39.95 g/mol. We can rearrange this equation to solve for V:

density * V = n * molar mass of Ar

V = n * molar mass of Ar / density

Plugging in the known values:density = 1.14 g/L

molar mass of Ar = 39.95 g/moln

= 0.042 VV = n * molar mass of Ar / densityV

= (0.042 mol) * (39.95 g/mol) / (1.14 g/L)V = 1.47 L

Finally, we can calculate the density:density = (n * molar mass of Ar) / V

density = (0.042 mol) * (39.95 g/mol) / (1.47 L)

density = 1.62 g/L

Therefore, the density of a sample of argon gas at 70 ∘C and 866 mmHg is 1.62 g/L.

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If you are unsure which layer is which in an extraction procedure, there are a few steps you can take to try and identify them.

One approach is to carefully observe the physical properties of each layer, such as color, viscosity, and density. For example, the aqueous layer is typically clear or pale yellow in color, while the organic layer may be darker and more viscous.
You can also perform a simple test to determine which layer is which. One common method is to add a small amount of water to the mixture and observe which layer the water separates into. Since water is more polar than many organic solution, it will typically dissolve in the aqueous layer and not in the organic layer.
If you are still unsure which layer is which, you may need to consult a reference or an expert in the field to help you identify them. In any case, it is important to take care when working with extraction procedures, as improper identification of layers can result in loss of product or inaccurate analysis.

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Answer:

Hey there!

The correct answer is "sum of 112+88 g"...

The calcium carbonate has 88g in a fine manor which goes along with 1128.

Hope this helps! Happy Holidays and stay safe!

Explanation:

Answer:

answer is "sum of 112+88 g"...

Explanation:

The calcium carbonate has 88g in a fine manor which goes along with 1128.

hope this helps and ill get brainliest im trying to rank up so i can help more people

Explanation:

This is because the hydrogen bonding in water H2O is stronger than that is hydrogen sulfide H2S.

Answer:

The renewable energy source among the options you provided is solar power (option C). Solar energy is derived from the sun and can be converted into electricity or used for heating and other applications. It is a clean and sustainable form of energy.

Explanation:

Answer:

Explanation:

for me, but the best. . the first one. . the first one

Answer:

the electron is outermost

Explanation:

shell of a flourine are closer together .

Answer:

The electron gain enthalpy of chlorine is more negative than fluorine. This is because fluorine is smaller in size than chlorine. Thus the extent of electron-electron repulsion would be more in fluorine than in chlorine. Because of this, the incoming electron would face more repulsion in fluorine than in chlorine.

Explanation:

it's a balance between that reaches the earth and the sun.

Can I have brainlist please

The correct option is D. The compression of a wave is the region where the particles of the medium are closest together. In the diagram, the particles are closest together at point C.

Compression is a region of high pressure, while a rarefaction is a region of low pressure. The particles of the medium are closest together in compression and furthest apart in a rarefaction.

The wavelength of a wave is the distance between two successive points of the same phase, such as two successive compressions or two successive rarefactions. The frequency of a wave is the number of waves that pass a given point in a given amount of time. The speed of a wave is the product of its wavelength and frequency.

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Answer:

The answer is Progressive Run

Explanation:

I took the test and got it right <3

Brisk walking is the type of exercise that includes walking 3 miles in an hour at a faster speed than strolling. The situation describes the progressive run.

A progressive run is a type of aerobic and anaerobic exercise that benefits training and race management techniques.

The progressive run technique includes the easy and relaxing jog with a gradually increased running pace. This practice is used to overcome the second-half slow run issues.

Therefore, the situation depicts option B. progressive run.

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Answer:

-415.5°F (-248.6°C)

Explanation:

Answer: The melting point/condensation point of neon is 24.53888889. Of course, I'm sure you can round that. The freezing point would be 521.74. All of this is in Kelvin

The isoelectronic pairs that have the same electron configuration among the options given are:

a. CI^- and Ar

c. Fe^2+ and Cr

Isoelectronic species are atoms or ions that have the same number of electrons, despite being different elements or ions. To determine if two species are isoelectronic, we compare their electron configurations.

a. CI^- and Ar: Chlorine ion (CI^-) has gained an extra electron compared to the neutral chlorine atom (Cl). The electron configuration of CI^- is 1s² 2s² 2p⁶ 3s² 3p⁶, which is the same as the electron configuration of argon (Ar). Therefore, CI^- and Ar are isoelectronic.

c. Fe^2+ and Cr: Iron ion (Fe^2+) has lost two electrons compared to the neutral iron atom (Fe). The electron configuration of Fe^2+ is 1s² 2s² 2p⁶ 3s² 3p⁶ 3d⁶, which is the same as the electron configuration of chromium (Cr). Therefore, Fe^2+ and Cr are isoelectronic.

The other options (b. Sc^3+ and Ar, d. Zn^2+ and Ni, e. Sn^4+ and Pd) do not have the same electron configuration, and thus, they are not isoelectronic pairs.

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The balanced chemical equation for the acid-base reaction is:

2HCl + Ca(OH)2 → CaCl2 + 2H2O

A balanced chemical equation is a representation of a chemical reaction that shows the relative number of reactant and product molecules involved. It follows the law of conservation of mass, which states that matter cannot be created or destroyed in a chemical reaction. In a balanced equation, the number of atoms of each element on both sides of the equation is equal.

A balanced chemical equation includes chemical formulas of reactants on the left side of the arrow and the chemical formulas of products on the right side. Coefficients are used to balance the equation by adjusting the number of molecules or moles of each substance involved. These coefficients indicate the relative stoichiometric ratios between reactants and products.

According to the equation, for every 1 molecule of CaCl2 that forms, 2 water molecules are produced. Therefore, the correct answer is:

twice as many, 2x

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Answer:

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Explanation:

The periodic table of elements is a table consisting of elements arranged by atomic number and properties. There are a total of 118 elements discovered.

Answer:

Periodic table of element is the tabular display of chemical elements which are arranged by atomic numbers, electron configuration and recurring chemical properties

Explanation:

A 1200 mL IV drip is labelled to contain 12% of a laxative. The number of mL of the IV drip that should be administered if a patient is to receive 21 mL of the laxative is 175 mL.

To find the number of mL of the IV drip that should be administered to provide 21 mL of the laxative, we can set up a proportion using the concentration of the laxative.

Let x represent the number of mL of the IV drip to be administered.

The concentration of the laxative is given as 12% or 0.12, meaning that in 100 mL of the IV drip, there are 12 mL of the laxative.

Using the proportion:

(12 mL of laxative) / (100 mL of IV drip) = (21 mL of laxative) / (x mL of IV drip)

Cross-multiplying, we get:

12 mL * x mL of IV drip = 100 mL * 21 mL of laxative

12x = 210 IV drip0

Dividing both sides by 12:

x = 2100 / 12

x = 175

Therefore, 175 mL of the IV drip should be administered to provide 21 mL of the laxative.

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Answer:

See the answer below

Explanation:

No, water cannot be used to remove stains from the permanent makers. However, alcohol can be used.

Since the inks of permanent markers are insoluble in water, trying to clean a stain created by a permanent marker with water would be a waste of effort. Only alcohols can be used to successfully remove the stain because the inks will dissolve in the alcohols.

As the scuba diver ascends rapidly to the surface at the given pressure, the volume of the nitrogen bubble at the surface becomes 0.021mL.

Boyle's law states that the volume V of a given quantity of gas is inversely proportional to its pressure P as long as temperature remains constant.

Boyle's law is expressed as;

P₁V₁ = P₂V₂

Where P₁ is Initial Pressure, V₁ is Initial volume, P₂ is Final Pressure and V₂ is Final volume.

Given the data in the question;

We substitute our given values into the expression above to find the final volume.

P₁V₁ = P₂V₂

\(V_2 = \frac{P_1V_1}{P_2} \\\\V_2 = \frac{4.1atm \ *\ 5.0*10^{-6}L}{1.0atm}\\ \\V_2 = \frac{4.1 \ *\ 5.0*10^{-6}L}{1.0}\\\\V_2 = 2.05*10^{-6}L\\\\V_2 = 0.021mL\)

Therefore, as the scuba diver ascends rapidly to the surface at the given pressure, the volume of the nitrogen bubble at the surface becomes 0.021mL.

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A) If, the pressure is 10.0 atm, the temperature in the 2.50 L container filled with 175 g of argon is approximately 57.3 K. B) If the temperature is 225 K, the pressure in the 2.50 L container filled with 175 g of argon is approximately 79.1 atm.

Firstly, we can use the ideal gas law equation;

PV = nRT

Where;

P = pressure (in atm)

V = volume (in liters)

n = number of moles of gas

R = ideal gas constant (0.0821 L·atm/mol·K)

T = temperature (in Kelvin)

Given;

V = 2.50 L

m (mass of argon) = 175 g

P = 10.0 atm

First, we need to calculate the number of moles of argon using the given mass and the molar mass of argon.

The molar mass of argon will be approximately 39.95 g/mol.

Number of moles (n) = mass/molar mass

n = 175 g / 39.95 g/mol

n ≈ 4.38 mol

Now, we rearrange the ideal gas law equation to solve for temperature (T);

T = PV / (nR)

Substituting the given values, we have:

T = (10.0 atm) × (2.50 L) / (4.38 mol × 0.0821 L·atm/mol·K)

Calculating this expression, we find;

T ≈ 57.3 K

Therefore, if the pressure is 10.0 atm, the temperature in the 2.50 L container filled with 175 g of argon is approximately 57.3 K.

Given;

T = 225 K

To find the pressure (P), we rearrange the ideal gas law equation as follows;

P = nRT / V

Substituting the given values, we have:

P = (4.38 mol × 0.0821 L·atm/mol·K × 225 K) / (2.50 L)

Calculating this expression, we find:

P ≈ 79.1 atm

Therefore, if the temperature is 225 K, the pressure in the 2.50 L container filled with 175 g of argon is approximately 79.1 atm.

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--The given question is incomplete, the complete question is

"A 2.50-L container is filled with 175 g argon. a. If the pressure is 10.0 atm, what is the temperature? b. If the temperature is 225 K, what is the pressure? "--