Electrolysis of molten MgCl₂ is the final production step in the isolation of magnesium from seawater by the Dow process (Section 22.4). Assuming that 45.6 g of Mg metal forms,(c) How many amps will produce this amount in 3.50 h?

Answer:

Prokaryotic is the answer!

Explanation:

I know this because, the nucleolus is absent in the image.

PLZ MARK AS BRAINLIEST! HOPE THIS HELPS! :)

ps: i have the same profile photo lol, love it!

The Coin Paradox that calls for the coin force to maintain aggressive saturation patrolling conduct is the "Cobra Effect."

In this paradox, an attempt to solve a problem results in unintended consequences, which often worsens the initial problem. In the context of counterinsurgency (COIN) operations, saturation patrolling is a tactic used by security forces to maintain a high level of visibility and presence in a specific area, thereby deterring insurgent activity.

The Cobra Effect suggests that aggressive saturation patrolling conduct may lead to unintended negative consequences, such as increased hostility from the local population or a surge in insurgent activity.

To learn more about coin paradox https://brainly.com/question/4403353

#SPJ11

So, at STP, there are around 891 grammes of nitrogen gas in every 759 litres.

The two stable isotopes of naturally occurring nitrogen (7N) are nitrogen-14 and nitrogen-15, with nitrogen-14 constituting 99.6% of all naturally existing nitrogen. Along with one nuclear isomer, 11mN, fourteen radioisotopes with atomic masses ranging from 10 to 25 are also known.

Assuming "ST" refers to standard temperature and pressure (0°C and 1 atm), we can use the ideal gas law to calculate the mass of nitrogen gas:

PV = nRT

where n is the number of moles, P is the pressure, V is the volume, and T is the temperature, and R is the gas constant.

The temperature and pressure are 273.15 K and 1 atm, respectively, at STP.

To solve for n, the number of moles, we can rearrange the ideal gas law equation as follows:

n = PV / RT = (1 atm) * (759 L) / (0.0821 L·atm/(mol·K) * 273.15 K) = 31.8 mol

Now we can calculate the mass of nitrogen gas:

mass = n * molar mass = 31.8 mol * 28.01 g/mol ≈ 891 g.

To know more about nitrogen gas visit:-

https://brainly.com/question/13907528

#SPJ1

Answer:

≈15

Explanation:

1.43-.96=.57

.57/1.43 (change / original) * 25 ≈ 9.96

25 - 9.96 ≈ 15

Based on the the relative strengths of the intermolecular attractions, the correct selections are:

a. C₃H₈ > CH₄

c. ICl > I₂

e. H₂Se > H₂O

g. CH₂Cl₂ > CH₃Cl

i. NOF > NOCl

To determine the substance with the higher boiling point based on the relative strengths of intermolecular attractions, we need to consider the types of intermolecular forces present in each substance. The stronger the intermolecular forces, the higher the boiling point.

a. C₃H₈ > CH₄: C₃H₈ (propane) has a higher boiling point than CH₄ (methane) because propane has a larger molecular size and exhibits stronger London dispersion forces due to increased electron-electron interactions.

c. ICl > I₂: ICl (iodine chloride) has a higher boiling point than I₂ (diatomic iodine) due to the presence of polar covalent bonds in ICl. The dipole-dipole interactions between the polar I-Cl bonds in ICl are stronger than the London dispersion forces in I₂.

e. H₂Se > H₂O: H₂Se (hydrogen selenide) has a higher boiling point than H₂O (water) because H₂Se molecules exhibit stronger London dispersion forces compared to H₂O, which has hydrogen bonding.

g. CH₂Cl₂ > CH₃Cl: CH₂Cl₂ (dichloromethane) has a higher boiling point than CH₃Cl (chloromethane) due to the presence of two chlorine atoms in CH₂Cl₂, which enhances the strength of London dispersion forces compared to the single chlorine atom in CH₃Cl.

i. NOF > NOCl: NOF (nitrogen monoxide fluoride) has a higher boiling point than NOCl (nitrogen monoxide chloride) because the fluorine atom in NOF forms a stronger hydrogen bond with nitrogen compared to the chlorine atom in NOCl, resulting in stronger intermolecular forces.

To know more about relative strengths, refer to the link below:

https://brainly.com/question/29732561#

#SPJ11

The end product of the given equation is water (H2O).

When two or more atoms join together to share electrons and create a chemical bond, covalent bonding occurs. To form a stable molecule, each atom fills its outer shell by sharing one or more pairs of electrons with another atom.The molecule of water contains two hydrogen atoms (H) and one oxygen atom (O). A hydrogen atom and an oxygen atom join to form a molecule of water in a covalent bond.Water molecules have a bent structure with a bond angle of 104.5°. Oxygen is more electronegative than hydrogen, making water a polar molecule.

The end product of the equation 2H + O is water (H2O) and it is formed by covalent bonding. The water molecule is a polar molecule with a bent structure and bond angle of 104.5°.

To know more about covalent bonding visit:

brainly.com/question/19382448

#SPJ11

Answer:

1. Sodium, Na

2. You left out the last number of the problem, so I will give you all six possibilities for the last 5p orbital:

5p1: Indium, In

5p2: Tin, Sn

5p3: Antimony, Sb

5p4: Tellurium, Te

5p5: Iodine, I

5p6: Xenon, Xe

Answer:

B. NUCLEAR POWER CAN PRODUCE ELECTRICITY IN A Y KIND IF WEATHER.

10g-4.58=4.42g volume of hydrogen gas

The correct statement : Bromide ions are oxidised by losing electrons

Redox=The reaction of addition/reduction of oxidation number

Oxidation is an increase in oxidation number, while reduction is a decrease in oxidation number.

In the redox reaction, it is also known

Reducing agents are substances that experience oxidation

The oxidizer is a substance that is reduced

Reaction

2Br⁻ + Cl₂⇒ Br₂ + 2Cl⁻

Oxidation : Br⁻ to Br₂ (-1 to 0)⇒oxidized

Reduction : Cl₂ to Cl⁻(0 to -1)⇒reduced

The term that does not describe a function of the DNA polymerase molecule is synthesis of RNA from a DNA template. DNA polymerase is a group of enzymes that are responsible for catalyzing the formation of DNA strands from nucleotides during DNA replication. This process is known as DNA polymerization.

The following are the functions of DNA polymerase molecule:Initiation: DNA polymerase molecule is used to initiate DNA replication process.  

It helps to recognize the origin of replication and bind to it to open the double-stranded DNA. DNA Synthesis: DNA polymerase enzyme molecule is used to synthesize a new DNA strand by adding nucleotides in a 5' to 3' direction

It extends the primer to form a complementary strand of DNA. Proofreading: DNA polymerase helps in removing the incorrect nucleotides that are paired during replication. This proofreading activity is also known as exo nuclease activity.

Repair: DNA polymerase is used to repair the DNA damaged by UV radiation, chemical agents or by other reasons.

It helps to fill the gaps or breaks in the DNA structure.  

To know more about dna visit:

https://brainly.com/question/2131506

#SPJ11

Answer: (2S,3S)-2-Bromo-3-phenylbutane will undergo E2 reaction and form trans product of elimination due to its thermodynamic stability

Explanation:

Answer:

violet

Explanation:

Answer:

I think true

Explanation:

The average speed is zero if our frame of reference is the rotation of the Earth because the relative distance with respect to the earth is zero.

Average speed = 0.26 km/hr

total time = 316 minutes

distance = speed * time

                = 8.3 * 5*1/30 = 8.3 *1/6

                = 1.38 km

Average speed = total distance / total time

                             1.38 km / 5.27

                             = 0.26 km/hr

Distance is described to be the importance or length of displacement among positions. observe that the gap between two positions is not the same as the distance traveled between them. Distance traveled is the whole period of the path traveled among positions. Distance traveled isn't a vector.

There are three foremost styles of average: imply, median, and mode. each of these strategies works barely otherwise and frequently results in slightly distinct ordinary values. The suggest is the maximum usually used commonly. To get the mean cost, you add up all of the values and divide this general by means of the variety of values.

Learn more about average speed here:-https://brainly.com/question/4931057

#SPJ4

Following the formula they gave you need to do

i × kb × mass

1 × 2.65 × 2

= 5.3

Change in temperature should be 5.3°C

Answer:

Explanation:

At STP, 1 mole of hydrogen can occupy a volume of 22.4 liters. At STP, 3 moles of hydrogen can occupy a volume of 2×22. 4=44. 8 liters

In the given redox reaction, the element which is the reducing agent is silver as it is getting oxidized from zero to +1 by the gain of an electron.

Redox reactions comprise of two parts a reduced part and an oxidized part, which occur simultaneously . The part which is reduced gain electrons and hence there is a increase in oxidation state of the species.

While, the part which is oxidized looses electrons and hence there is a decrease in oxidation state of the species.During redox reactions, there is no net change in the number of electrons . Electrons which are given off in oxidation are used up in reduction.

The ion or molecule which accepts electrons is called as oxidizing agent while the ion or molecule which donates electrons is called as a reducing agent.

In the given equation silver is getting oxidized thus acting as a reducing agent.Thus, option B is correct.

Learn more about redox reaction,here:

https://brainly.com/question/28300253

#SPJ12

The possible Claisen condensation product from the reaction between CH3CO2Et (ethyl acetate) and CH3CH2CO2Et (ethyl propanoate) is CH3COCH2CH2CO2Et (ethyl 3-oxobutanoate).

The possible Claisen condensation product from the reaction between C6H5CO2Et (ethyl benzoate) and C6H5CH2CO2Et (ethyl phenylacetate) is C6H5COCH2C6H5CO2Et (ethyl 2-phenyl-2-phenylacetate). This product would be expected to predominate as it forms a conjugated system, which increases its stability. The possible Claisen condensation product from the reaction between EtOCO2Et (diethyl oxalate) and cyclohexanone is EtOCOC6H11CO2Et (diethyl cyclohexane-1,4-dicarboxylate). This product would be expected to predominate due to the steric hindrance around the alpha carbon of cyclohexanone, making it less favorable for deprotonation. The possible Claisen condensation product from the reaction between C6H5CHO (benzaldehyde) and CH3CO2Et (ethyl acetate) is C6H5CH=CHCO2Et (ethyl cinnamate). This product would be expected to predominate due to the presence of the aromatic ring, which stabilizes the enolate ion formed during the reaction.

learn more about reaction here:

https://brainly.com/question/30464598

#SPJ11

The addition of a catalyst from the list below will not alter the reaction rate of an equilibrium chemical system.

The chemical equilibrium is unaffected by a catalyst. That just quickens a response. In actuality, a catalyst quickens both the forward and backward reaction. As we increase the pressure, the response changes in a way to offset that effect, so changing the pressure has no influence on the equilibrium constant.

The equilibrium position of a reversible reaction can be impacted by variations in concentration, temperature, and pressure. Chemical reactions are equilibrium reactions.

To know more about reaction rate visit:-

https://brainly.com/question/30546888

#SPJ1

Answer:

An object that has a higher density than the liquid it's in will sink

Explanation:

hopefully I helped

The rate constant for weak acid and base for the dissociation is low, they do not easily dissociate in water. Therefore, option 1 is the correct option.

Acid is a solution which releases H⁺ hydrogen ion when dissolved in water. Base releases hydroxide ion OH⁻ ion when dissolved in water.

pH is a measurement of amount of hydronium ion H₃O⁺ in a given sample. Strength of acidic nature is directly proportional to the concentration of hydronium ion.

On subtracting pH from 14, we get pOH which measures the concentration of hydroxide ion in a given solution. Temperature affect the pH. At room temperature pH scale is between 0 to 14. 7 is the pH of neutral solution. A solution of the ionic salt NaF is basic in nature. The acid in the give equation is H₂Se as it is giving hydronium ion.

Therefore, option 1 is the correct option.

To know more about acid and bases, here:

https://brainly.com/question/27228111

#SPJ1

Answer:

1. \(V_2=2.5L\)

2. \(V_2=8000mL\)

3. \(V_2=176.3L\)

Explanation:

¡Hola!

En este caso, dada la información para estos problemas, procedemos de la siguiente manera, basado en las leyes de los gases ideales:

1. Una masa de aire ocupa un volumen de 5 litros a una temperatura de 120 °C Cual será el nuevo volumen si la temperatura se reduce a la mitad:

Aqui, utilizamos la ley de Charles, asegurándonos que la temperatura está en Kelvin:

\(\frac{T_2}{V_2} =\frac{T_1}{V_1} \\\\V_2 =\frac{V_1T_2}{T_1} \\\\V_2 =\frac{5L*196.5K}{393K} \\\\V_2=2.5L\)

2. Un gas ideal ocupa un volumen de 4000 ml a una presión absoluta de 1500 kilo pascal Cual será la presión si el gas es comprimido lentamente hasta 750 kilo pascal a temperatura constante?

Aquí, utilizamos la ley de Boyle, dado que la temperatura se mantiene constante, calculando el volumen, ya que lo que se da es la presión final:

\(\neq P_2V_2=P_1V_1\\\\V_2=\frac{P_1V_1}{P_2}\\\\ V_2=\frac{4000mL*1500kPa}{750kPa}\\\\V_2=8000mL\)

3. Un gas ocupa un volumen de 200 litros a 95°C y 782 mmHg Cual será el volumen ocupado por dicho gas a 65°C y 815 mmHg:

Aquí, utilizamos la ley combinada de los gases ideales, asegurándonos que las temperaturas están en Kelvin:

\(\frac{T_2}{P_2V_2} =\frac{T_1}{P_1V_1} \\\\V_2 =\frac{P_1V_1T_2}{P_2T_1} \\\\V_2 =\frac{782mmHg*200L*338K}{815mmHg*368K}\\\\V_2=176.3L\)

¡Saludos!

Answer:

0.10MHF(aq)

Explanation:

Given that:

\(K_a = \dfrac{[H^+][A^-]}{HA}\) , to find the solution with a lower pH between 0.10MHF(aq) or 0.10MHC2H3O2(aq).

Recall that:

The higher the Ka value, the higher the ionization, hence more formation of protons in the solution. Also, higher H⁺ in solution results in a lower pH value.

Since HF have a higher Ka value, then HF solution will have a lower pH.

The acidity and alkalinity measure of a substance based on hydroxyl or hydrogen ion released is called pH. It is measured based on the pH scale that tells about the acidity and basicity of the substance.

0.10 M \(\rm HF\) (aq) has lower pH.

The acid dissociation constant (\(\rm K_{a}\)) is given by,

\(\rm K_{a} = \dfrac{[H^{+}][A^{-}]}{[HA]}\)

Therefore, 0.10 M \(\rm HF\) (aq) has lower pH.

Learn more about pH and acid dissociation here:

https://brainly.com/question/12729588

15.63 moles of HgO are needed to produce 250.0 grams of oxygen.

From the decomposition of HgO, we get mercury and oxygen:

            HgO  → 2Hg + O₂ ---- It is a decomposition reaction.

Now, we need to find moles of HgO needed to produce 250.0 grams of oxygen.

So, the Mass of O₂ = 250.0 grams

Number of moles of the oxygen = Mass of Oxygen/Molar mass

= n(O₂) = m/M

= 250/32

= 7.81 moles

moles of HgO = 2 times of moles of Oxygen

n(HgO) = 2 × n(O₂)

            = 2 × 7.81 moles

            = 15.62 Moles of HgO

What is a Decomposition Reaction?

A chemical reaction known as a decomposition reaction occurs when one reactant splits into two or more products.

Find more moles-related problems at : brainly.com/question/15356425

#SPJ4