what did we discover with the following experiment​

Answer:

if I eat more vegetables,then I will lose weight faster.

Answer:

The interaction of H+ ions and OH- ions produces water in a neutralization reaction, which occurs when an acid and a base combine to make water and a salt.

Explanation:

An acid and a base combine to produce an ionic molecule and potentially water in a neutralization reaction.

Answer:

8

Explanation:

trust

Answer:

Tornado

Explanation:

The given compounds are Enantiomers

Enantiomers are the chemicals that make up the given pair. One of the two stereoisomers is a mirror image of the other but cannot be superposed, much as how one's left and right hands are mirror images of one another but cannot appear identical only by being reoriented. When a chemical has a single chiral atom or another comparable structural feature, it can have two possible structures that are non-superposable and mirror images of one another.

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For each salt on the left, we can compare the solubility to the corresponding salt on the right using their respective ksp values.

1. Lead chloride can be compared directly to silver chloride (AgCl), as they have similar solubility products. Therefore, the answer for blank 1 is "AgCl".
2. Iron(III) hydroxide can be compared directly to aluminum hydroxide (Al(OH)3), as they have similar solubility products. Therefore, the answer for blank 2 is "c. Al(OH)3".
There is no salt on the right that can be directly compared to copper hydroxide (Cu(OH)2), as its solubility product is much lower than any of the salts listed.
If more than one answer is correct, we can enter the letters without delimiting characters. In this case, the only correct answers are "a. AgCl" for blank 1 and "c. Al(OH)3" for blank 2.

In summary, to estimate solubilities, we can compare the ksp values of salts with similar chemical compositions. Lead chloride can be compared to silver chloride, and iron(III) hydroxide can be compared to aluminum hydroxide. However, there is no direct comparison for copper hydroxide with any of the salts listed.

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Answer:

Nitrogen is the answer

If the aluminum and gasoline are warmed to 65 degrees Celsius, the gasoline will expand due to the increase in temperature.

The amount of gasoline that spills out will depend on the coefficient of linear expansion of the aluminum, which is approximately 2.3x10-5 K-1.

This means that for every degree Celsius increase in temperature, the volume of the aluminum cylinder will increase by 2.3x10-5. Thus, for a 10 degree Celsius increase from 5 degrees Celsius to 65 degrees Celsius, the volume of the cylinder will increase by 0.0023 liters. This means that approximately 0.0023 liters of gasoline will spill out.

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The VSEPR shape of Chlorpyrifos is trigonal pyramidal, with a bond angle of approximately 107.5 degrees.

Trigonal pyramidal is a type of molecular geometry where a central atom is surrounded by three atoms or groups of atoms at the corners of an equilateral triangle in a three-dimensional space. This type of geometry is most commonly found in molecules with a central atom from Group 5 (Nitrogen, Phosphorus, Arsenic, Antimony, and Bismuth) or Group 6 (Oxygen, Sulfur, Selenium, Tellurium, and Polonium) of the periodic table. In some cases, the atoms or groups of atoms can be replaced by lone pairs of electrons, or lone pairs and atoms or groups of atoms. The bond angles in trigonal pyramidal molecules are typically around 107°.

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Answer: The study of elements and their compounds and reactions with one another.

Explanation: ACTUAL DEFINITION (Chemistry is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances.)

Organic Chemistry: the chemistry of carbon compounds

Inorganic Chemistry: deals with chemicals

The branch of science deals with the identification of the substances of which matter is composed; the investigation of their properties and the ways in which they change, interact, combine, and the use of these processes to form new substances.

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Answer: Answer would be two

Explanation:

Atomic number of an atom is a number that represents how many protons are in an atom’s nucleus.

An atom is defined as the smallest unit of matter which forms an element. Every form of matter whether solid,liquid , gas consists of atoms . Each atom has a nucleus which is composed of protons and neutrons and shells in which the electrons revolve.

The protons are positively charged and neutrons are neutral and hence the nucleus is positively charged. The electrons which revolve around the nucleus are negatively charged and hence the atom as a whole is neutral and stable due to presence of oppositely charged particles.

Atoms of the same element are similar as they have number of sub- atomic particles which on combination do not alter the chemical properties of the substances.

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Answer: The Atomic Number increases. Hope this helps!!!

Explanation:

Elements are arranged from left to right and top to bottom in order of increasing atomic number. Order generally coincides with increasing atomic mass.

Answer:

The Atomic number increases....

Explanation:

Duh

The structural formula of glutamic acid at pH 1 is \(NH3+ – CH2 – CH2 – COOH.\)

At pH = 1, the amino and carboxyl groups in glutamic acid are protonated, meaning they have gained a hydrogen ion (H+). This results in the formation of the zwitterion form of glutamic acid, with a net charge of +1:

\(NH3+ – CH2 – CH2 – COOH\)

The pI (isoelectric point) of glutamic acid is 3.2, which is the pH at which the molecule has no net charge. At pH = 1, the molecule has a net positive charge, so it is not at its pI.

The structural formula of glutamic acid at pH = 1 is shown above.

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The comparison of the formulas for nitrogen monoxide and nitrogen dioxide is: The formula for nitrogen monoxide (NO) is NO and the formula for nitrogen dioxide (NO2) is NO2.

Nitrogen monoxide (NO) and nitrogen dioxide (NO2) are both compounds made up of nitrogen and oxygen.

The difference between the two lies in the number of oxygen atoms present in each molecule.

NO contains one oxygen atom, while NO2 contains two oxygen atoms. NO is commonly known as nitric oxide and is a colorless and odorless gas that acts as a signaling molecule in the body.

NO2, on the other hand, is a reddish-brown gas that has a sharp, pungent odor and is a toxic air pollutant.

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Answer:

Other:Si and Ge

Explanation:

Answer:

Explanation:

A. Tabular form of the formation of the compound formed between X and Y (carbon and oxygen):

| Element | Electronic Configuration |

|---------|-------------------------|

| X       | 1s² 2s² 2p⁶ 3s²        |

| Y       | 1s² 2s² 2p⁶ 3s² 3p⁵   |

B. Formation of the compound:

The compound formed between X and Y is carbon dioxide (CO2). Carbon (X) has an electronic configuration of 1s² 2s² 2p⁶ 3s², and oxygen (Y) has an electronic configuration of 1s² 2s² 2p⁶ 3s² 3p⁵.

Carbon has 4 valence electrons in its outermost energy level, while oxygen has 6 valence electrons in its outermost energy level. In order to achieve stability, carbon needs to gain 4 electrons, while oxygen needs to gain 2 electrons.

To form the compound CO2, carbon will share electrons with two oxygen atoms. Carbon will share 2 electrons with each oxygen atom, resulting in a double bond between carbon and each oxygen atom.

The formation of the compound can be represented as follows:

O = C = O

2. Drawing the formation of the compound:

In text format, the formation of the compound CO2 can be represented as:

     O

    //

   C

    \\

     O

Here, the central carbon atom (C) is bonded to two oxygen atoms (O) through double bonds. The structure of carbon dioxide is linear, with the carbon atom in the center and the oxygen atoms on either side.

Answer: Pb 2+ (aq)+ 2CL- (aq) -----> PbCl2 (s)

Explanation: According to the precipitation rules,  Cl- is soluble exept if one of the cations are Pb 2+.

Answer:

Electrons in their outer shell

Explanation:

They have similar properties they have the same number of electrons in their outermost shell.

Answer:

Mechanical energy is energy that results from movement or the location of an object. Mechanical energy is the sum of kinetic energy and potential energy.

Explanation:

Nuclear energy is energy resulting from changes in the atomic nuclei or from nuclear reactions.

Example: Nuclear fission, nuclear fusion, and nuclear decay are examples of nuclear energy. An atomic detonation or power from a nuclear plant are specific examples of this type of energy.

The mass percent of glycerol in the solution is approximately 2.55%.

Explanation:

The mass percent of glycerol in the solution can be calculated as shown below:

First, the mass of the solution can be calculated using the following formula:

Mass of the solution = Density of the solution x Volume of the solution

The volume of the solution is not given, so let us assume a volume of 1 liter (1000 ml) of the solution, which is a common assumption.

Therefore, Mass of the solution = 1.1663 g/ml x 1000 ml= 1166.3 g

Next, the mass of glycerol in the solution can be calculated using the mole fraction and molecular weight of glycerol. The molecular weight of glycerol (C3H8O3) can be calculated as follows:

Molecular weight of glycerol (mm of C3H8O3) = 3 x atomic weight of C + 8 x atomic weight of H + 3 x Atomic weight of O= 3(12.01) + 8(1.008) + 3(16.00) = 92.09 g/mol

Now, the mass of glycerol in the solution can be calculated using the following formula:

Mass of glycerol = Mole fraction of glycerol x Mass of the solution x Molecular weight of glycerol Mass of glycerol = 0.258 x 1166.3 g x 92.09 g/mol= 29.70 g

Finally, the mass percent of glycerol in the solution can be calculated using the following formula:

Mass percent of glycerol = Mass of glycerol / Mass of the solution x 100%Mass percent of glycerol = 29.70 g / 1166.3 g x 100%≈ 2.55%

Therefore, the mass percent of glycerol in the solution is approximately 2.55%.

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Answer:there are 44 grams

There are 20 solutions to the equation x1 * x2 * x3 * x4 * x5 = 21 that satisfy the given conditions.

This is a combinatorics problem where we need to find the number of solutions to the equation x1 x2 x3 x4 x5 = 21, where xi is a nonnegative integer and 0 ≤ x1 ≤ 10.

One way to approach this problem is to use the concept of generating functions. We can represent the equation as (1 + x + x^2 + ... + x^10) x2 x3 x4 x5 = 21, where the sum of powers of x represents the possible values of x1.

Now we can use the distributive property of multiplication to expand the expression, which gives us:

(1 + x + x^2 + ... + x^10) x2 x3 x4 x5 = 1*x2*x3*x4*x5 + x*x2*x3*x4*x5 + x^2*x2*x3*x4*x5 + ... + x^10*x2*x3*x4*x5

We are interested in the coefficient of x^21 in the expanded expression, as this represents the number of solutions to the equation x1 x2 x3 x4 x5 = 21.

To find the coefficient of x^21, we can use the multinomial theorem, which states that the coefficient of x1^a1 x2^a2 ... xn^an in the expansion of (x1 + x2 + ... + xn)^k is given by k!/(a1! a2! ... an!), where k = a1 + a2 + ... + an.

In our case, we have k = 21 and n = 4 (since x1 is already accounted for in the generating function). We can write x2 x3 x4 x5 as (1 + x + x^2 + ...)^4, and expand this using the binomial theorem:

(1 + x + x^2 + ...) ^ 4 = (1 + x + x^2 + ...) (1 + x + x^2 + ...) (1 + x + x^2 + ...) (1 + x + x^2 + ...)
= (1 + 4x + 10x^2 + 20x^3 + 35x^4 + ...)

The coefficient of x^21 in (1 + 4x + 10x^2 + 20x^3 + 35x^4 + ...) is the same as the coefficient of x^17 in (4x + 10x^2 + 20x^3 + 35x^4 + ...), which is given by 150.

Therefore, the long answer is that there are 150 solutions to the equation x1 x2 x3 x4 x5 = 21 that satisfy the given conditions, where xi, i = 1, 2, 3, 4, 5, is a nonnegative integer and 0 ≤ x1 ≤ 10.
To find the number of solutions for the equation x1 * x2 * x3 * x4 * x5 = 21, given the condition 0 ≤ x1 ≤ 10, we first need to consider the prime factors of 21, which are 3 and 7.

There are two prime factors, and each factor can be assigned to any of the 5 variables. Since each factor can be used once, we have 5 options for the first factor and 4 for the second. Therefore, there are 5 * 4 = 20 ways to distribute the factors.

However, we need to consider the restriction on x1, which states that it must be a non-negative integer less than or equal to 10. Since both prime factors are greater than 1, we can't have any variable equal to 0. Thus, the given condition does not change the total number of solutions.

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Answer:

Iconic, neutral, and cation

Explanation:

When a metal and a nonmetal react, the result is a(n) Ionic compound. Ratio of cat ions and anion depends on the ionic charge of each. All ionic compounds come together in the simplest ratio to make a  neutral formula unit and the cation  is always written first in the formula.

The ionic compounds are solids in crystalline form and these are formed by opposite charged ion packing,  formed by the reaction of metals react with non-metals.

Elements can either gain or lose electrons in order to achieve noble gas configuration and these formation of ions helps them gain stability, the structure of ionic compound depend on the relative sizes of the cations and anions.

Ionic compounds are salts, oxides, hydroxides, sulphides, and the inorganic compounds. Ionic solids are held together by the electrostatic attraction between the positive and negative ions.

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Answer: B

Explanation:

According to the Heisenberg Uncertainty Principle, the statement that is inaccurate is A certain electron located in the 3d ¹0 orbital has a speed of 1.6 x 106 m/s. The correct option is B.

The uncertainty principle, commonly known as Heisenberg's uncertainty principle, refers to any of a number of mathematical inequalities that state a basic cap on how precisely specific pairings of a particle's physical properties, known as complementary variables, may be predicted.

According to the Heisenberg uncertainty principle, it is impossible to simultaneously estimate with high precision an electron's momentum and position.

Therefore, the correct option is B. A certain electron located in the 3d ¹0 orbital has a speed of 1.6 x 106 m/s.

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Answer:

Its a rock planet and has an iron core

Explanation:

Answer:

"a rocky planet with a huge iron core"

it takes up nearly 3/4of the planets diameter

It orbits around the sun

Answer:

When two plates press together and a mountain begins to form, which of the following happens? The plate slowly begins to bend because even though the plate material is hard it can still be bent and folded over a very long period of time.

Answer:

Explanation:

Molarity =  moles/liters of solution

moles    = molarity x Liters of solution

            =  0.350 m/L x 0.855 L

            =  0.299 mol

               mass = moles  x  molar mass    

            = 0.299 mol x 102.89 g/ms

            =  30.78 grams

The decomposing of a system into a collection of layers, where the layers above one another (or similarly, below one another) are in a particular order is called stratification. A system is broken down or divided into distinct levels, each with its own special traits or attributes, through stratification.

This configuration happens when various aspects of a system settle or separate in accordance with their densities or other considerations. Numerous natural and man-made systems, including sedimentary rock formations, atmospheric layers, oceanic water columns, and even social structures, exhibit stratification.

Stratification can happen as a result of gravitational forces, temperature gradients, chemical reactions, or other variables that affect how the system's components are distributed and arranged. The resulting stratified layers frequently have various physical or chemical characteristics.

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