What is the solubility of strontium iodate, Sr(IO3)2, in water? The Ksp for Sr(IO3)2 is 1.14 × 10^−7.

You would need roughly 202 ml of water to dissolve 72 grams of salt at 25 degrees Celsius.

The solubility of the compound, salt in water at 25 degrees Celsius is stated to be 357 grams per liter (g/L).

Then we can say that 357 grams of salt can be dissolved in 1 liter (1000 milliliters) of water.

To find out how much water you need to dissolve 72 grams of salt, solve the ratio as

357 g : 1000 mL = 72 g : x mL

Solving for x gives:

x = (72 g × 1000 mL) / 357 g

x = 201.681 mL

If we approximate this value it becomes 202ml

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1 atm (275 mL) equals 3.10 atm V2, where V2 is equal to 275 mL divided by 3.10, and P1V1 equals P2V2. The calculation is 1(275) = 3.1 (88.71) = 275.

The ideal gas equation can be changed to demonstrate that the pressure of a sample of gas is directly proportional to the amount of gas present, volume, and temperature is held constant: P=n(RTV)=n×const

Volume and temperature are related as follows: V1 / T1 = V2 / T2, where V1 and T1 represent the beginning volume and absolute temperature, and V2 and T2 represent the final volume and absolute temperature (the Kelvin temperature, not the Celsius temperature).

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Answer: The molarity of the solution is 0.125 M

Explanation:

Molarity of a solution is defined as the number of moles of solute dissolved per liter of the solution.

\(Molarity=\frac{n}{V_s}\)

where,

n = moles of solute

\(V_s\) = volume of solution in L

moles of \(NaCl\) = \(\frac{\text {given mass}}{\text {Molar mass}}=\frac{14.6g}{58.5g/mol}=0.250mol\)

Now put all the given values in the formula of molality, we get

\(Molarity=\frac{0.250mol}{2.00L}=0.125M\)

Therefore, the molarity of the solution is 0.125 M

The presence of chlorine in the water can generate the red-brown hue, chlorine odour, and bubbles in a foot bath. Chlorine is a common chemical used in spas, pools, and foot baths to sanitise and disinfect the water.

Chlorine combines with organic substances in water, such as skin oils and sweat, to generate compounds that emit a strong chlorine odour and can cause water discolouration. Bubbles can also occur as a result of a chemical reaction between chlorine and organic debris, as well as the release of dissolved gases in the water.

To guarantee optimal cleanliness and to prevent the formation of hazardous germs, proper chlorine levels in a foot bath must be maintained. Excessive chlorine, on the other hand, can cause skin irritation, dryness, and discolouration. To avoid these side effects, it is best to rinse completely after bathing in a chlorine-containing foot bath.

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It is used in the design of engines, where changes in pressure and temperature are used to convert thermal energy into mechanical work. It is also used in meteorology to predict weather patterns and in the study of the Earth's atmosphere.

Pressure and temperature are two fundamental physical quantities that are closely related in many physical processes. Understanding the relationship between these two quantities is essential in many scientific and engineering fields. This relationship can be described by the ideal gas law, which states that the pressure of an ideal gas is directly proportional to its temperature when the volume and number of particles are constant. In other words, when the temperature of a gas increases, its pressure increases, and vice versa. This can be explained by the kinetic theory of gases, which assumes that gases are made up of a large number of small particles that are in constant motion. The speed of these particles is proportional to the temperature of the gas. As the temperature of the gas increases, the particles move faster and collide more frequently with the walls of the container, resulting in an increase in pressure. Similarly, when the temperature of the gas decreases, the particles move slower and collide less frequently with the walls of the container, resulting in a decrease in pressure. This relationship between pressure and temperature is essential in many scientific and engineering applications.

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Answer:

Sunlight' (Solar Light) Energy & water with Carbon Dioxide yield glucose

Explanation:

In the food cycle of trees eaten by insects, & insects eaten by birds -

Sunlight' (Solar Light) Energy & water are used by plants to for the chemical reaction of using carbon dioxide along with formers, to produce glucose (a form of energy) & oxygen.

Answer:

The correct answer is - The oak tree gets energy from the sun as light energy and stored chemical potential energy.

Explanation:

The oak tree absorbs light energy from sunlight which is light energy that is converted into chemical potential energy stored in chemical bonds in the leaves and fruits of the plant.

The tree uses this stored energy to build leaves and branches and fruits and the organism that eat the leaves or fruits of these plants get this chemical potential energy to convert its energy for their cellular functions.

The elevation in the boiling point when 84g of urea is dissolved in 1400g of chloroform is 3.63 °C.

To determine the elevation in the boiling point when 84g of urea (CH4N2O) is dissolved in 1400g of chloroform, you will need to use the formula for calculating the boiling point elevation:

ΔTb = Kb * molality * i, where ΔTb is the boiling point elevation, Kb is the molal boiling point elevation constant (for chloroform, not benzene), molality is the moles of solute per kilogram of solvent, and i is the van't Hoff factor.

Step 1: Calculate the molality.
Molality = moles of solute / mass of solvent (in kg)
The molar mass of urea (CH4N2O) is 12 + 4 + 28 + 16 = 60 g/mol.
Moles of urea = 84g / 60 g/mol = 1.4 moles
Mass of chloroform = 1400g = 1.4 kg
Molality = 1.4 moles / 1.4 kg = 1 mol/kg

Step 2: Determine the van't Hoff factor (i).
Urea does not dissociate in solution, so its van't Hoff factor is 1.

Step 3: Calculate the boiling point elevation.
You provided the Kb for benzene (2.67 °C/m), which cannot be used for chloroform. Kb for chloroform is 3.63 °C/m.
ΔTb = Kb * molality * i
ΔTb = 3.63 °C/m * 1 mol/kg * 1
ΔTb = 3.63 °C

The elevation in the boiling point when 84g of urea is dissolved in 1400g of chloroform is 3.63 °C.

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Answer:

Group 2

Explanation:

Group 12 and 13 is incorrect because they're are most likely to gain electrons making it a negative ion. even if it loses electrons it will most likely lose more than one or two. Group 1 is incorrect because it can not form a +2 ion because it has only one electron to begin with. Therefore group 2 is correct.

Answer:

Group 2

Explanation:

Answer:

15 pieces of chocolate. 7.5 s'mores.

Explanation:

I don't know what dimensional analysis is but I just did multiplication.

The formula of the compound will be  \(Mg_2Ga\)

The compound contains magnesium and gallium. The symbol and magnesium and gallium is Mg and Ga respectively.

Magnesium content is 41.1%

Gallium content is 58.9%

First, find the number of moles of each element in the compound by dividing their percentage compositions with their respective molar weights.

Mg = 41.1/24.505 =1.6772

Ga = 58.9/69.723 = 0.8448

Next, divide each number of moles by the smallest number of moles.

Mg = 1.6772/0.8448 = 2

Ga = 0.8448/0.8448 = 1

Thus, the formula of the compound is \(Mg_2Ga\)

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Answer:

I don't know the help you are talking about.

The two ways in which the physical state of matter can be changed are melting and freezing.

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The water retained by some salts when isolated by evaporation is called water of hydration. Salts that contain water of hydration are called hydrates.

Water of hydration is also called water of crystallization. It is the water that remains inside the framework of the salt or crystal after evaporation and can only be removed by heating, but by doing this, one risks losing the structure of the crystal.

An example of a hydrate is copper tetraoxosulphate (VI). When hydrated, it becomes copper tetraoxosulphate (VI) pentahydrate. When it is without its water of hydration, it has a white colour but when it is hydrated, it is blue in colour.

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Food A would be richer in calories than food B.

The term calories refers to the energy content of food. It is the mount of energy that is contained in food. In a food label, we can see the various calorific value of the ingredients in the food. This could help especially when one is trying the control the calories in diet.

Looking at food label A, the greatest calories come from carbohydrates while in food label B, the greatest calories come from proteins. We know that carbohydrates contains a lot more calories than proteins.

This implies that food A would be richer in calories than food B.

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The number of air molecules in a volume of 1.00 cm3 under the conditions of the vacuum pump is 3.65 * 10-15 moles and those that would be present at the same temperature but at 1.00 atm would be 0, 04 moles

The vacuum pump is a device that extracts gas molecules from a sealed volume, to create a partial vacuum, and is frequently used in industry, especially food.

To perform both calculations considering air as an ideal gas, the equation PV = nrt is used, in which

P = Pressure

V = Volume

n = number of moles

R = Gas constant

t = temperature

Data

t = 300K

V = 1L

P = 9.00 * 10-14 atm

R = 0.082 L Atm / mol °K .

n = ?

PV = nrt

n = PV/rt

n = 9.00 * 10-14. 1 / 0.082 . 300

n = 9.00 * 10-14 / 24.6

n = 3.65 * 10-15 moles

Data

t = 300K

V = 1L

P = 1 atm

R = 0.082 L Atm / mol °K .

n = ?

PV = nrt

n = PV/rt

n=1. 1 / 0.082 . 300

n = 1 / 24.6

n = 0.04 mole

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The type of the ClF₃ molecule is the covalent compound. The Chlorine Trifluoride will represents the trigonal bipyramidal geometry.

The Chlorine Trifluoride that is ClF₃ represents the trigonal bipyramidal geometry. In the chlorine trifluoride compound, there are the three bond pairs of the electrons and the two lone pairs of the electrons around the central atom that is the chlorine atom. The total of the five pairs of the electrons represent the trigonal bipyramidal geometry.

The covalent compound is formed by the mutual sharing of the electrons. The chlorine atom will forms the three covalent bonds with the surrounding fluorine atoms in the stable state.

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Answer:

“GMOs have helped farmers reduce their environmental footprint by allowing them to use fewer inputs and enabling a shift to reduced tillage. These practices have led to less time spent on a tractor, less fuel used and fewer emissions.

Hope this helps!!!

Hi! Based on your question, you want to know which compound, Motrin or its derivative, has greater solubility in water. Motrin is a common name for ibuprofen, a nonsteroidal anti-inflammatory drug (NSAID). Your answer: Between Motrin (ibuprofen) and its derivative, the compound with greater solubility in water depends on the specific derivative in question. Different derivatives may have different solubilities due to structural differences or the presence of functional groups that enhance water solubility.

The Several word that you must to know. first, Motrin or Ibuprofen is a drug that belongs to the non-steroidal anti-inflammatory drug group and is used to reduce pain due to arthritis. This drug is sold under the trademarks Advil, Motrin, Nuprin, and Brufen. Ibuprofen is indicated as an analgesic and antipyretic. Second, Nonsteroidal anti-inflammatory drugs are a class of drugs that both provide analgesic and antipyretic effects, and in higher doses have anti-inflammatory effects. The term "nonsteroidal" distinguishes these drugs from other anti-inflammatory drugs, namely "steroids", which work to suppress the production of eicosanoids. And a Solubility or solubility is the ability of a particular chemical substance, the solute, to dissolve in a solvent Solubility is expressed in the maximum amount of solute that dissolves in a solvent at equilibrium. The resulting solution is called a saturated solution.

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Answer:

⇒ n = 2.4088 × 10²⁴

- So, the no of atoms in 4 moles of helium is 2.4088 × 10²⁴.

Explanation:

The oxidation state of Manganese in KMnO4 is +7.

For the reaction of Cu + HCl --> CuCl2 + H2, Cu is the reductant and H+ is not a compound but rather a reactant. HCl is the oxidizer.

The rate of formation of C will be (0.2/2) x (1/3) = 0.0333 M/s (since the stoichiometry of A to C is 2:1 and the rate is proportional to the reactant's coefficient).

The rate of the reaction will be the same as the rate of consumption of A or the rate of formation of C, whichever is easier to calculate. In this case, it's the rate of consumption of A, which is 0.2 M/s.

The average rate of a reaction in a range of t is calculated as the slope of the line connecting the two (t, concentration) points.

Instead, the instantaneous rate of a reaction at time t is the slope of the tangent line to the curve at that point.

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pH values would allow two distinct peptides—one having a pi of 5.0 and the other having a pi of 9.2—to bind to a cation- and anion-exchange column. When pH equals 10.8, pH > pI (A) and pI (B):

Proteins that have a net negative charge will bind to an anion exchange column when pH > pI.

When pH pI, the protein will bind to the cation exchange column because it has a net positive charge.

Given: Peptide B: pI = 9.0 Peptide A: pI = 5.2

1) At pH = 3.5, the equation is pH pI (A) and pI (B). The cation exchange column is the sole place where A and B will both bind.

2) The pI (A) will bind to anion exchange at pH = 6.5.

B will bind to the cation exchange in the pH pI range.

pH = 10.8 pH > pI (A) and pI (B): Both will bind to the anion exchange column exclusively.

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Answer: Choice A

Explanation:

Answer:

B and C

Explanation:

Answer:

It is used to make black gunpowder and also to make sulfuric acid which is used in batteries, fertilizers, etc...

Explanation:

It is used to make black gunpowder and also to make sulfuric acid which is used in batteries, fertilizers, etc..

Moth flakes dissolve in methanol at a rate of A, 16.7 g/100mL.

The solubility of moth flakes in methanol is the maximum amount of the solute that can dissolve in a given amount of solvent at a given temperature.

To calculate the solubility of moth flakes in methanol, divide the mass of moth flakes by the volume of methanol and multiply by 100 to express the result as grams per 100 mL of solution.

So, the solubility of moth flakes in methanol is:

Solubility = (mass of moth flakes / volume of methanol) x 100

Solubility = (12.54 g / 75.2 mL) x 100

Solubility = 16.7 g/100mL

Therefore, the solubility of moth flakes in methanol is 16.7 g/100mL.

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Answer:

Chlorine I guess.

Explanation:

none

Answer

Explanation

Given that:

The mass of pure silver needed = 800 g

Mass of zinc = 300 g

Mass of silver nitrate = 600 g

What to find:

Will the mass of zinc and silver nitrate be able to make 800 g of pure silver.

Step-by-step solution:

Step 1: Write the balanced equation for the reaction.

Zn + 2AgNO₃ → 2Ag + Zn(NO₃)₂

Step 2: Determine the moles of the reactants.

Using the mole formula, the moles of the reactants will be:

Step 3: Determine the moles of pure silver produced.

Using the mole ratio of Zn to AgNO₃ in the equation and the moles in step 2, we

Answer:

in w

Explanation:

first blood enter renal artery which enter glomerous( where blood is filtrated) and then to Bowman carpusle(take the filtrated blood)

and then to proximal tubular(absorbed salt) and then to loop of hanle (y)(absorb water) and then to distal tubule then to ureter (z) and then to renal vein(x)(to go to urinary bladder)

The application of diuron decreases the activity of ATP, NADPH, and sugar production.  

• Diuron is an active herbicide and algaecide, which prevents the process of photosynthesis and hinders the tendency of the weed to turn light energy into chemical energy.  

• It prevents the process of photosynthesis by preventing the production of oxygen and blocks the transfer of electrons of photosystem II in plants, thus, preventing the electron transport chain.  

• This eventually decreases the production of ATP, NADPH, and sugar in plants.  

Thus, diuron decreases ATP, NADPH, and sugar.  

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