Consider the following voltaic cell:(j) In which direction do cations within the salt bridge move to maintain charge neutrality?

Approximately 1.556 liters of liquid A and 8296.00 liters of liquid B should be used to make 140 grams of molecule Z.

To calculate the number of liters of liquid A and liquid B needed to make 140 grams of molecule Z, we need to determine the amount of element X and element Y required.

Given that to make 18 grams of Z, we need 2 grams of X and 16 grams of Y.

To make 140 grams of Z, we can set up the following proportion:

(18 grams Z) / (2 grams X) = (140 grams Z) / (x grams X)

Cross-multiplying the proportion,

18 * x grams X = 2 * 140 grams Z

18x = 280

x = 280 / 18

x ≈ 15.56 grams X

Similarly, for element Y,

(18 grams Z) / (16 grams Y) = (140 grams Z) / (y grams Y)

18 * y grams Y = 16 * 140 grams Z

18y = 2240

y = 2240 / 18

y ≈ 124.44 grams Y

Now, we can convert the grams of X and Y to liters using the given concentrations:

For liquid A,

10 grams X / 1 liter = 15.56 grams X / (x liters A)

x liters A = (15.56 grams X) / 10 grams X

x ≈ 1.556 liters A

For liquid B,

15 milligrams Y / 1 liter = 124.44 grams Y / (y liters B)

y liters B = (124.44 grams Y) / 0.015 grams Y

y ≈ 8296.00 liters B

Therefore, approximately 1.556 liters of liquid A and 8296.00 liters of liquid B should be used to make 140 grams of molecule Z.

Learn more about molecule from the given link:

https://brainly.com/question/475709

#SPJ11

Answer:

B

Explanation:

landforms.....this is it

1. The addition of more substrate reverses the inhibition of competitive inhibitor.2. Irreversible inhibitor forms a covalent bond with a group in the active site.3. Noncompetitive inhibitor bonds to the surface of the enzyme, causing a change in the shape of the enzyme and active site.4. Competitive inhibitor has a structure similar to the substrate.

Competitive inhibitors bind to the active site of an enzyme and compete with the substrate for binding. The addition of more substrate can overcome the inhibition because it increases the chances of substrate binding to the enzyme instead of the inhibitor.
Irreversible inhibitors form a covalent bond with a functional group in the active site of an enzyme, permanently inactivating the enzyme.

Noncompetitive inhibitors bind to a site on the enzyme that is different from the active site, causing a change in the shape of the enzyme and active site that prevents substrate binding.
Competitive inhibitors and the substrate have similar structures, which allows them to bind to the same active site.
1. The addition of more substrate reverses the inhibition of alanine: Competitive Inhibitor
2. Alanine forms a covalent bond with a group in the active site: Irreversible Inhibitor
3. Alanine bonds to the surface of the enzyme, causing a change in the shape of the enzyme and active site: Noncompetitive Inhibitor
4. Alanine has a structure similar to the substrate: Competitive Inhibitor

Learn more about alanine here:

https://brainly.com/question/19088437

#SPJ11

The strong acid and strong base has high rate constant of dissociation. The rate constant for weak acid and base for the dissociation is low, they do not easily dissociate in water. Therefore, no, acid would not remain acid  if the positions of electrons and protons were swapped.

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. No, acid would not remain acid  if the positions of electrons and protons were swapped.

Therefore, no, acid would not remain acid  if the positions of electrons and protons were swapped.

To know more about acid and bases, here:

https://brainly.com/question/27228111

#SPJ1

they get closer together

There are seven sequential steps of scientific research.

The scientific method is a process used when conducting experiments and exploring observations. Some areas of science rely more heavily on this method to answer questions, as they are more easily tested than other areas.

This method aims to discover the relationships between cause and effect in various situations and applications. The 7 steps of scientific research are -

Therefore, there are seven sequential steps of scientific research.

Learn more about Scientific research, here:

https://brainly.com/question/30547498

#SPJ2

Answer:

7 gallons

Explanation:

Just do the math

$21 x 1 gallon/$3 =7 gallon

To distinguish between butane and butene, two chemical tests can be conducted:

Bromine Test:

Butene is an unsaturated hydrocarbon, while butane is a saturated hydrocarbon. Bromine water (aqueous solution of bromine) can be used to differentiate between these two compounds. When bromine water is added to butene, the unsaturated double bond reacts with bromine, causing the bromine to decolorize. In contrast, butane being a saturated hydrocarbon does not react with bromine water, and the orange color of bromine persists.

Baeyer's Test:

Baeyer's reagent, which consists of a solution of cold potassium permanganate (KMnO4) in acidic conditions, can also be used to distinguish between butane and butene. Butene, being an unsaturated compound, can oxidize the KMnO4, resulting in the reduction of the purple color of the solution to a brown precipitate of manganese dioxide (MnO2). On the other hand, butane being a saturated compound, does not react with Baeyer's reagent, and the purple color of KMnO4 remains unchanged.

Learn more about hydrocarbons here:

https://brainly.com/question/30907363

#SPJ11

Answer:

42.2075 grams

Explanation:

The balanced chemical reaction will be;Ba3N2 + 6H2O → 3Ba(OH)2 + 2NH3. The values of w, x, y, and z are w = 2z and w = y = 3x.

The given chemical reaction is unbalanced. So, we have to balance it. Let the coefficient of Ba3N2 is w, the coefficient of H2O is x, the coefficient of Ba(OH)2 is y, and the coefficient of NH3 is z. So, the balanced chemical reaction is: wBa3N2 + x6H2O → y3Ba(OH)2 + z2NH3

Coefficient of Ba: 3w = 3y  => w = y

Coefficient of N: 2z = w => w = 2z

Coefficient of H: 6x = 2z  => z = 3x

Coefficient of O: 2y = 6x  => y = 3x

So, the final coefficients are: w = y = 3x and w = 2z

The balanced chemical reaction is; Ba3N2 + 6H2O → 3Ba(OH)2 + 2NH3. Hence, the values of w, x, y, and z are w = 2z and w = y = 3x.

More on chemical reaction: https://brainly.com/question/29762834

#SPJ11

A special type of covalent bond called a peptide bond joins two amino acids to each other through dehydration synthesis.

During dehydration synthesis, a water molecule is removed as the carboxyl group of one amino acid reacts with the amino group of another amino acid.

This reaction forms a peptide bond, which creates a covalent linkage between the carbon atom of one amino acid and the nitrogen atom of the other amino acid. Peptide bonds are crucial for the formation of polypeptides and proteins, as they link the amino acid residues together in a specific sequence.

This process of joining amino acids through peptide bonds is essential for the synthesis of proteins and the overall structure and function of biological molecules.

To know more about dehydration synthesis refer here :    

https://brainly.com/question/1387858#

#SPJ11    

Answer:

The feedback loop involving water vapor and temperature is a positive feedback loop. As temperature increases, the amount of water vapor that can be held in the atmosphere also increases. This leads to an increase in the amount of water vapor in the atmosphere, which further amplifies the greenhouse effect and contributes to additional warming.

In other words, warmer temperatures lead to more water vapor in the atmosphere, which traps more heat, causing further warming, and so on. This positive feedback loop can amplify the initial warming effect caused by other factors such as greenhouse gas emissions or changes in solar radiation.

Conversely, if the temperature decreases, the amount of water vapor that can be held in the atmosphere decreases, which can lead to a decrease in the amount of water vapor present in the atmosphere, reducing the greenhouse effect and contributing to cooling. However, this negative feedback loop is weaker than the positive feedback loop described above, and it tends to be dominated by the positive feedback loop under most circumstances.

Answer:

A and B

Explanation:

The reactants in this chemical equation are C and O₂.

  Given the chemical reaction is:

                   C  +  O₂   →  CO₂

In a chemical reaction, reactants combines to give the product. The reactants are located to the left side of the expression.

The products are found on the right side .

              A   +     B     →     C  

             reactants         products

So, in the given reaction,

  C and O₂ are the reactants and CO₂ is the product.

Answer: B and C

Explanation:

ur welcome

Answer:

1807.24L

Explanation:

Using combined gas law equation:

P1V1/T1 = P2V2/T2

Where;

P1 = pressure on Earth

P2 = Pressure on Mars

V1 = volume on Earth

V2 = volume on Mars

T1 = temperature on Earth

T2 = temperature on Mars

According to the information provided of the balloon in this question;

P1 = 1 atm

P2 = 4.55 torr = 4.55/760 = 0.00599atm

V1 = 14.5L

V2 = ?

T1 = 19°C = 19 + 273 = 292K

T2 = -55°C = -55 + 273 = 218K

Using P1V1/T1 = P2V2/T2

1 × 14.5/292 = 0.00599 × V2/218

14.5/292 = 0.00599V2/218

Cross multiply

14.5 × 218 = 292 × 0.00599V2

3161 = 1.74908V2

V2 = 3161 ÷ 1.74908

V2 = 1807.24L

The empirical formula of this oxide of magnesium is derived as  MgO.

In chemistry, empirical formula of a chemical compound is simplest whole number ratio of atoms present in compound. An example of this concept is that: empirical formula of sulfur monoxide, or SO, would be SO as the empirical formula of disulfuric dioxide, S₂O₂.

Given total mass of magnesium ribbon, crucible and cover of  21.35 grams

Given that magnesium combined with oxygen gives a mass of 21.82 grams.

As we know, mass of magnesium oxide = mass of Mg + mass of O

mass of O = 21.82 - 21.35

= 0.19

moles of O = 0.19/16

= 0.011 mol O

So, now the empirical formula of magnesium oxide is MgO.

To know more about empirical formula, refer

https://brainly.com/question/1439914

#SPJ1

The patterns do you see between the number of energy levels and placement on the periodic table of elements is filling of each energy levels with the electrons and  placement of the element is depend on atomic no.

The elements in the period table is placed according to increase in the atomic number. the elements are arranged in the periodic table according to the increases in the atomic number. the felling of the each energy level with electrons in the repeating pattern across the period of the periodic table.

Thus, the position of the element in the periodic table is determine by the number protons in the atoms nucleus.  

To learn more about periodic table here

https://brainly.com/question/14591077

#SPJ4

1) To react with 0.460 mole of SO₂, 1.15 moles of C are needed.

2) When 2.0 moles of C reacts, 1.6 moles of CO are produced.

3) To produce 0.35 mole of CS₂, 0.70 moles of SO₂ are required.

4) When 2.4 moles of C reacts, 0.48 moles of CS₂ are produced.

1.

From the balanced equation, the stoichiometric ratio between C and SO₂ is 5:2. Therefore, to calculate the moles of C required, we can set up a proportion:

(5 moles C / 2 moles SO₂) = (x moles C / 0.460 moles SO₂)

Solving for x, we find:

x = (5/2) × 0.460 = 1.15 moles C

2.

From the balanced equation, the stoichiometric ratio between C and CO is 5:4. Therefore, to calculate the moles of CO produced, we can set up a proportion:

(5 moles C / 4 moles CO) = (2.0 moles C / x moles CO)

Solving for x, we find:

x = (4/5) × 2.0 = 1.6 moles CO

3.

From the balanced equation, the stoichiometric ratio between SO₂ and CS₂ is 2:1. Therefore, to calculate the moles of SO₂ required, we can set up a proportion:

(2 moles SO₂ / 1 mole CS₂) = (x moles SO₂ / 0.35 moles CS₂)

Solving for x, we find:

x = (2/1) × 0.35 = 0.70 moles SO₂

4.

From the balanced equation, the stoichiometric ratio between C and CS₂ is 5:1. Therefore, to calculate the moles of CS₂ produced, we can set up a proportion:

(5 moles C / 1 mole CS₂) = (2.4 moles C / x moles CS₂)

Solving for x, we find:

x = (1/5) × 2.4 = 0.48 moles CS₂

Learn more about number of moles from the link given below.

https://brainly.com/question/20370047

#SPJ4

The moles would be 12 moles, 4 moles and 11.34 moles

When hydrogen gas (H2) reacts with oxygen gas (O2) to produce water (H2O), the balanced chemical equation is:

2H2 + O2 -> 2H2O

So,

For every 6 moles of H2, 12 moles of H2O will be produced

For every 2 moles of H2, 4 moles of H2O will be produced

For every 5.67 moles of H2, 11.34 moles of H2O will be produced.

Read more on the moles here:https://brainly.com/question/15356425

#SPJ1

Answer:

2.41 m

Explanation:

2.41×10×10=241cm

241÷100=2.41

Answer:

5.7e-5

Explanation:

\(\frac{0.057}{1000} \\= 5.7\times 10^-5 km\)

0.057 meters is equivalent to 0.000057 kilometers.

The metric system is a decimal-based system of measurement where prefixes are used to indicate different magnitudes of the base unit. In the case of length or distance, the base unit is the meter (m), and the prefix "kilo-" represents a factor of 1000.

To convert a smaller unit, such as meters, to a larger unit, such as kilometers, we divide by the appropriate conversion factor, divide by 1000 since there are 1000 meters in 1 kilometer.

To convert meters (m) to kilometers (km), divide the value in meters by 1000 since there are 1000 meters in 1 kilometer.

Given that we want to convert 0.057 m to km, calculate it as follows:

0.057 m ÷ 1000 = 0.000057 km

To learn more about the kilometer, follow the link:

https://brainly.com/question/13987481

#SPJ6

To make a 50.0 mL solution of 1.7 M sodium carbonate (Na₂CO3), we need to determine the mass of Na₂CO3 required.

To calculate the mass of Na₂CO3 needed, we can use the formula:

Mass = Concentration x Volume x Molar Mass

First, we convert the given volume from milliliters to liters:

Volume = 50.0 mL = 50.0/1000 L = 0.05 L

Next, we substitute the given concentration and volume values into the formula:

Mass = 1.7 M x 0.05 L x Molar Mass of Na₂CO3

The molar mass of Na₂CO3 can be calculated by adding the atomic masses of sodium (Na), carbon (C), and three oxygen (O) atoms:

Molar Mass of Na₂CO3 = (2 x Atomic Mass of Na) + Atomic Mass of C + (3 x Atomic Mass of O)

After obtaining the molar mass value, we can substitute it into the formula and perform the calculation to determine the mass of Na₂CO3 required to make the 50.0 mL solution of 1.7 M sodium carbonate.

To know more about sodium carbonate click here:

https://brainly.com/question/24475802

#SPJ11

1. Fluid compressibility (C): Fluid compressibility refers to the measure of how much a fluid's volume changes in response to a change in pressure.

2. Solution-gas/liquid ratio (SGLR): The solution-gas/liquid ratio represents the volume of gas dissolved in a given volume of liquid at a specific pressure and temperature.

3. Fluid formation volume factor (FVF): The fluid formation volume factor represents the ratio of the volume of a fluid at reservoir conditions (pressure and temperature) to its volume at surface conditions.

4. Fluid densities (ρ): Fluid densities refer to the mass per unit volume of a fluid.

5. Fluid viscosities (μ): Fluid viscosities represent the measure of a fluid's resistance to flow.

1.  Equation: C = -1/V * dV/dP

  Symbol: C

  Unit: 1/Pascal (Pa^-1)

  Correlation: The compressibility of fluids can vary depending on the fluid type. For ideal gases, the compressibility is inversely proportional to pressure.

2.Equation: SGLR = V_gas / V_liquid

  Symbol: SGLR

  Unit: Volumetric ratio (e.g., scf/bbl)

  Correlation: The solution-gas/liquid ratio is influenced by the pressure and temperature conditions, as well as the composition of the fluid.

3. Equation: FVF = V_reservoir / V_surface

  Symbol: FVF

  Unit: Volumetric ratio (e.g., bbl/STB)

  Correlation: The fluid formation volume factor depends on the composition and properties of the fluid, as well as the reservoir conditions.

4. Equation: ρ = m / V

  Symbol: ρ

  Unit: Mass per unit volume (e.g., kg/m^3)

  Correlation: Fluid densities can vary depending on the type and composition of the fluid. For example, water has a density of approximately 1000 kg/m^3.

5. Equation: No single equation; viscosity is measured experimentally using viscometers.

  Symbol: μ

  Unit: Pascal-second (Pa·s) or centipoise (cP)

  Correlation: The viscosity of a fluid is influenced by temperature and pressure. Different fluids exhibit different viscosities, ranging from low-viscosity fluids like water to high-viscosity fluids like heavy oil.

To know more about Fluid formation volume factor (FVF)

https://brainly.com/question/31458735

#SPJ11

Answer:

its 210

Explanation:

Just add all atomic mass used in the formula together: 2*(14+16*3)+88= 2*62+88=124+88=210

Hope this was helpful

The relative formula mass of strontium nitrate Sr(NO₃)₂ is 210

The relative atomic masses of N, O and Sr are 14,16 and 88 respectively.

In calculating the relative atomic mass of an element with isotopes, the relative mass and proportion of each is taken into account. Adding the atomic masses together gives the relative formula mass of a compound

So, relative atomic mass of Sr(NO₃)₂ is calculated as

88+ 2(14+16×3) = 210

The atomic mass constant (symbol: mu) is defined as being 1/12 th of the mass of a carbon-12 atom. Since both quantities in the ratio are masses, the resulting value is dimensionless; hence the value is said to be relative atomic mass.

To know more about strontium nitrate here

https://brainly.com/question/26177156

#SPJ2

Answer:

Your answer will be "Over the ocean"

Explanation:

Have a good day/night

Hope this helps! :)

Mark as brainliest?

Answer:
I think it's land or lakes and rivers

Answer:

first identify the cation and write down its symbol and charge. Then, identify the anion and write down its symbol and charge.

Explanation:

The empirical formula for limonene is C5H8, which represents the simplest whole-number ratio of carbon to hydrogen atoms in the compound. This information can be useful in determining the properties and behavior of limonene in various chemical reactions and applications.

Limonene is a hydrocarbon compound found in the essential oils of citrus fruits. It is a common ingredient in many household and personal care products, and is often used as a flavoring agent in food and beverages. The empirical formula for limonene is a representation of its molecular composition in terms of its simplest whole-number ratio of atoms.

To determine the empirical formula for limonene, we first need to know its molecular formula. The molecular formula for limonene is C10H16, meaning it contains 10 carbon atoms and 16 hydrogen atoms.

The next step is to find the simplest whole-number ratio of carbon to hydrogen atoms in the compound. This can be done by dividing both the carbon and hydrogen atoms by their greatest common factor, which is 2 in this case. Dividing by 2 gives us a ratio of C5H8, which is the empirical formula for limonene.

The empirical formula for limonene, C5H8, tells us the simplest whole-number ratio of carbon to hydrogen atoms in the compound, but it does not provide any information about the arrangement of atoms in the molecule. To understand the molecular structure of limonene, we would need to determine its molecular geometry and bonding arrangement through more advanced chemical analysis techniques.

Here you can learn more about empirical formula

https://brainly.com/question/14044066#

#SPJ11

Answer:  " 13.5 g Al " ;

                    →  that is:  "13.5 grams of aluminum."

____________________________

Explanation:

____________________________

Note: What is missing from the question is the "balanced chemical equation" for the "chemical reaction" that contains:

 The reactants:  "aluminum (Al) " ;  and "chlorine (Cl) " ;  and:

 The product:    "aluminum choloride (AlCl₃) " .

____________________________

The "balanced chemical equation" is:

____________________________

        2 Al   +   3 Cl₂   →   2 AlCl₃   ;

_____________________________

Note: The molecular weight of "aluminum (Al)" is:   " 26.98 g /mol " .

____________________________

So:  We call solve using a technique known as:  "dimensional analysis" :

____________________________

  0.500 mol AlCl₃ * \((\frac{2mol Al}{2mol AlCl_{3} }) * (\frac{26.98g Al}{1 mol Al}) = ?\)

____________________________

Note:  The units of "mol AlCl₃" cancel out to "1' ; and:

          The  units of "mol Al" cancel out to "1" ; and we are left with:

____________________________

 " \(\frac{(0.500 * 2 * 26.98)}{2}\)   g Al ["grams of aluminum"] ;

____________________________

Note: We can "cancel out the "2's" ; since "2/2 = 1 " ; and we have:

 →  (0.500 * 26.98) g Al ;

    = 13.49 g Al ;

         →  Round to 3 (Three) significant figures;

         →  Since:  "0.500" has 3 (Three) significant figures:

____________________________

   =  13.5 g Al ; that is:  "13.5 grams of aluminum."

____________________________

 Hope this is helpful!  

      Best wishes to you in your academic pursuits—and within the "Brainly" community!

____________________________

Answer:

They are positively charged ions.

Explanation:

Though, I am not exactly sure about what do you actually mean by your question, but cations are positively charged ions.

The diagram that shows what has occurred is diagram D

If a substance changes color during the reaction, it can be a sign that a chemical change has occurred.

We can see from the image that we have been told that there is change in the color of the system and then when that happens, it would be clear that the molecules in the reactants must have stick together so that we can have the products of the reaction as shown.

Thus the image that shows a chemical reaction is image D

Learn more about chemical reaction:https://brainly.com/question/29039149

#SPJ1