name the given alkenes using systematic names. consider alkene 1. a six carbon chain has a double bond between carbons 1 and 2. there is a methyl group on carbon 3 and a methyl group on carbon4. alkene 1 name: consider alkene 2. a 7 carbon chain has a double bond between carbons 1 and 2 and between carbons 6 and 7. there is a methyl substituent on carbon 3. alkene 2 name: consider alkene 3. a four carbon chain has two double bonds. there is a c h 2 c h 3 group on carbon 2. alkene 3 name:

Answer:

A. zinc metal

Explanation:

Zinc is a chemical element with the symbol Zn and atomic number 30. Zinc is a slightly brittle metal at room temperature and has a blue-silvery appearance when oxidation is removed. It is the first element in group 12 of the periodic table.

Answer:

A.) Zinc (Zn) is a metal

Explanation:

Hope this helps!

1)  The concentration of the first solution = 0.007625 M.

    The concentration of the second solution = 0.0003813 M.

    The concentration of the third solution = 0.00001906 M.

The amount of solute that has been dissolved in a specific volume of solvent or solution is measured by the solution's concentration. A solution that contains a significant amount of dissolved solute is said to be concentrated. A solution is said to be dilute if it only contains a little amount of dissolved solute.

1. For the first solution:

Initial concentration = n₁ = 0.1525 M

Volume taken = v₁ = 5 ml

Final concentration = n₂ = ?

Final volume = v₂ = 100 ml

We know,

n₁ v₁ = n₂ v₂

n₂ = n₁v₁/ v₂ = ( 0.1525 M × 5ml) / 100 ml

n₂ = 0.007625 M

The first solution's concentration is 0.007625 M.

For the second solution:

Initial concentration = n₁ = 0.007625 M

Volume taken = v₂ = 5 ml

Final concentration = n₂ = ?

Final volume = v₂ = 100 ml

We know,

n₁ v₁ = n₂ v₂

n₂ = n₁v₁/ v₂ = ( 0. 007625 M × 5ml) / 100 ml

n₂ = 0.0003813 M

The second solution's concentration is 0.0003813 M.

For the third solution:

Initial concentration = n₁ = 0.0003813 M

Volume taken = v₁ = 5 ml

Final concentration = n₂ = ?

Final volume = v₂ = 100 ml

We know,

n₁ v₁ = n₂ v₂

n₂ = n₁v₁/ v₂ = ( 0.0003813 M × 5ml) / 100 ml

n₂ = 0.00001906 M

The third solution's concentration is 0.00001906 M.

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The compound that will form the most intensely colored 0.01 M aqueous solution will depend on the specific compound and its ability to exhibit color in solution.

The compound that will form the most intensely colored 0.01 M aqueous solution will depend on the specific compound and its ability to exhibit color in solution. Without knowing the specific compounds being considered, it is difficult to provide a definitive answer. Different compounds can exhibit a wide range of colors based on their molecular structure and electronic transitions.

In general, compounds with highly conjugated systems or transition metal complexes tend to exhibit intense colors in solution. These compounds often have extended delocalized π-electron systems that allow for absorption of light in the visible range, resulting in the observed color.

To determine which compound would form the most intensely colored solution, it would be necessary to consider the specific compounds and their molecular structures, including the presence of conjugated systems or transition metal ions. Conducting experiments or consulting references specific to the compounds in question would provide more accurate information regarding their coloration in aqueous solution.

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Answer:

Explanation:

A

Answer:

When sunlight hits a rain droplet, some of the light is reflected. The electromagnetic spectrum is made of light with many different wavelengths, and each is reflected at a different angle. Thus, spectrum is separated, producing a rainbow. However, for other people, the rainbow is a symbol for the LGBT community, when you first see a rainbow, most people will instantly thing LGBT.

Explanation:

A Rainbow is formed due to the reflection, and refraction of sunlight from the rain droplets. The light reflected at different angles creates the electromagnetic spectrum of different wavelengths of light.

A Rainbow is formed because the sunlight is scattered from rain droplets into our eyes Most raindrops are spherical in shape rather than the depicted 'teardrop' shape and that shape facilitates the conditions for a rainbow to be seen.

The sun requires it to be low at an angle of less than 42° above the horizon in the sky.  The size of the rain droplets does not affect the geometry of a rainbow.

Rainbows appear semi-circular at sunrise or sunset over level ground. The light passes from air to a raindrop at an angle and changes direction, because water is denser than air, this process is called refraction.

Sunlight is composed of light of various wavelengths that slow by different amounts causing the white light to split with the shorter blue and violet wavelengths to the longer wavelengths of the red light.

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Answer:

If the mass of a sample of aluminum foil is known, then it is possible to calculate the volume of the foil. In general volume is the product of length times width times height of an object. If we know the length and width of a piece of foil, we can then determine its height, or thickness.

sorry if wrong

Answer:

2n² is a formula that determines that the maximum number of electrons should be accommodated in a particular shell.

Explanation:

The correct order of the increasing polarity of the analyte functional group isEthers < Esters.

The given statement is "Polarities of analyte functional group increase in the order of hydrocarbon ethers < esters."  The order of polarities of functional groups is the order of their increasing polarity (i.e., less polar to more polar) based on their electron-donating or withdrawing ability from the rest of the molecule.Polarity of analyte: The analyte's polarity is directly proportional to the dipole moment of the functional group, which is associated with a difference in electronegativity between the atoms that make up the functional group.The electronegativity of an element is its ability to attract electrons towards itself. The greater the difference in electronegativity between two atoms, the more polar their bond, and hence the greater the polarity of the molecule.

To find the correct order of the increasing polarity of the analyte functional group, let's first compare the two groups: hydrocarbon ethers and esters. Here, esters have a carbonyl group while ethers have an oxygen atom with two alkyl or aryl groups. The carbonyl group has more electronegative oxygen, which pulls electrons away from the carbon atom, resulting in a polar molecule. On the other hand, ethers have a less polar oxygen atom with two alkyl or aryl groups, making them less polar than esters. Therefore, the correct order of the increasing polarity of the analyte functional group isEthers < Esters.

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Answer:

gravity

Explanation:

hope this belps

The space objects fall to earth because of the gravitational force of the earth. Earth pulls all objects towards itself by gravity.

Every object and person in their respective locations can be attributed to the force of gravity. It lends an object weight. Everyone will be floating in the air if there is no gravity.

Differing locations experience different levels of gravity. Similar to the earth, there is a strong gravitational pull. There is the less gravitational pull on the moon. In mars, there is less gravitation force than on earth.

The gravitational force pulls all objects towards itself, that is why if an object from space falls, it falls towards the earth. The gravitational force is very high on Earth.

Thus, due to gravity on earth, all space objects fall to earth.

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Answer:

Sodium Hydroxide

Please mark me as brainlest because I have help you pleaseeeee.

Explanation:

Sodium hydroxide is a common proton acceptor also known as lye. It is the active ingredient in oven cleaners and drain cleaners because it can react with fats to produce compounds that dissolve in water. It is also used in many school laboratories to demonstrate acid-base reactions.

The reaction will shift towards the products.

The focus will move to the products. This means that the reaction will favor the forward reaction, which means that it will favor the creation of CH4, and that the forward reaction rate will be greater than the reverse reaction rate.

The equilibrium constant expression is a mathematical formula that shows how product concentrations fluctuate with reactant concentrations. If K is greater than one, the products of the reaction are favored. If K is less than one, the reactants in the reaction are favored.

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The atomic number of isotope Y after this series of decays is Z.

To determine the atomic number of isotope Y after a series of decays, we need to consider the changes in atomic number caused by the emission of 1 alpha particle, 1 beta-plus particle, and 3 beta-minus particles. Here's a step-by-step explanation:

1. An alpha particle emission causes the atomic number to decrease by 2. So, after 1 alpha decay, the new atomic number is Z - 2.
2. A beta-plus particle emission causes the atomic number to decrease by 1. So, after 1 beta-plus decay, the new atomic number is (Z - 2) - 1 = Z - 3.
3. A beta-minus particle emission causes the atomic number to increase by 1. So, after 3 beta-minus decays, the new atomic number is (Z - 3) + 3 = Z.

Therefore, the atomic number of isotope Y after this series of decays is Z.

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Answer:

5SiO2 + 2CaC2 --> 5Si + 2CaO + 4CO2

4NH3 + 5O2 --> 4NO + 6H2O

The molecules of gases and liquids are present far apart from each other. In other words, they have more gaps or intermolecular spaces. Due to the large intermolecular forces, the intermolecular attractions are very less and thus liquids and gases can flow.

The chemical in the catabolism of glucose that enters the mitochondria is pyruvat.

In the catabolism of glucose, the process begins with glycolysis, which takes place in the cytoplasm of the cell. During glycolysis, glucose is broken down into two molecules of pyruvate through a series of enzymatic reactions. Pyruvate is a three-carbon compound (C₃H₄O₃) and serves as an intermediate product in glucose metabolism.

After glycolysis, if oxygen is available, pyruvate enters the mitochondria, where further oxidation occurs through a process called aerobic respiration. In the mitochondria, pyruvate undergoes decarboxylation, producing acetyl CoA, which then enters the citric acid cycle (also known as the Krebs cycle). The citric acid cycle generates high-energy electrons, which are then used in the electron transport chain to produce ATP through oxidative phosphorylation.

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At 70°C, the solubility of KNO3 in water is approximately 109 grams per 100 grams of water. This means that a solution containing 109 grams of KNO3 in 100 grams of water at 70°C is considered saturated.

If we want to find out how many grams of KNO3 are needed to saturate 100 grams of water at 70°C, we can use the following formula:
s = k * T
where s is the solubility of KNO3 in grams per 100 grams of water, k is a constant that depends on the solute and solvent, and T is the temperature in Celsius.
For KNO3 in water, the value of k is approximately 36.2. Therefore, we can write:
109 = 36.2 * 70
Solving for the unknown variable, we get:
109 / 36.2 = 3.01 grams

This means that at 70°C, 3.01 grams of KNO3 are needed to saturate 100 grams of water. If we add more than 3.01 grams of KNO3 to 100 grams of water at 70°C, the excess will not dissolve and will remain as a solid at the bottom of the container.  It is important to note that the solubility of KNO3 in water varies with temperature, so the saturation point will be different at other temperatures. Additionally, other factors such as pressure and the presence of other solutes can also affect the solubility of KNO3 in water.

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Oxygen plays a crucial role in energy-yielding pathways by serving as the final electron acceptor in the electron transport chain (ETC) during cellular respiration.

Oxygen is the most important factor in energy-yielding pathways. The oxygen molecule is the final acceptor of electrons in cellular respiration, which is the process of energy production in cells. When electrons are passed down the electron transport chain, they lose energy, which is then used to pump hydrogen ions (protons) out of the mitochondrial matrix. This creates a concentration gradient of hydrogen ions, which then flow back into the matrix through ATP synthase.

The flow of hydrogen ions back into the matrix releases energy that is used to produce ATP from ADP and inorganic phosphate. Oxygen, as the final electron acceptor, is essential for this process because it helps to maintain the electron transport chain by accepting the electrons at the end of the process and allowing the cycle to continue. In summary, oxygen's role in energy-yielding pathways is crucial for the production of ATP, the main source of energy for cellular processes.

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To determine the number of moles of water produced in the given reaction 2C8H18(g) + 25O2(g) → 16CO2(g) + 18H2O(g), we need to compare the stoichiometric coefficients of water (H2O) with the other reactants and products. From the balanced equation, it can be concluded that 18 moles of water are produced for every 2 moles of C8H18 consumed.

The balanced equation shows that for every 2 moles of C8H18 consumed, 18 moles of H2O are produced. This ratio is obtained by comparing the stoichiometric coefficients of water and C8H18 in the balanced equation.

Therefore, if we have a known amount of C8H18 and want to determine the corresponding moles of water produced, we can use the ratio:

moles of H2O = (moles of C8H18) x (18 moles of H2O / 2 moles of C8H18)

The ratio of 18 moles of H2O to 2 moles of C8H18 indicates that for every 2 moles of C8H18, 18 moles of H2O are produced in the reaction.

Using this ratio, you can calculate the number of moles of water produced by multiplying the number of moles of C8H18 by the ratio of 18 moles of H2O to 2 moles of C8H18.

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It will have no effect because the order in which elements exist mixed will not vary the fact that matter cannot be made nor destroyed. Therefore, the correct answer is option b. The same as the mass of the liquid.

The order in which we add the ingredients does not involve the mass of the jelly because the order in which ingredients exist mixed will not alter the reality that matter cannot be made nor destroyed.

The mass of the jelly remains exact due to the incorporation of the exact quantity of ingredients.

It will have no effect because the order in which elements exist mixed will not vary the fact that matter cannot be made nor destroyed.

Therefore, the correct answer is option b. The same as the mass of the liquid.

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Answer:

hola responderé

Explanation:

el h2o es agua y el agua es mojada gracias por su atención

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- Empirical formula represents a molecule with its elements combined in simplest ratio, it's not necessarily same as the form in which the compound really exists in the nature. Hence we can say that empirical formula shows the simple ratios in which atoms combined to form a molecule.

For example : Hydrogen peroxide

- Hydrogen peroxide exists in nature as \(\sf H_2O_2 \), which is its molecular formula.

but it's empirical formula will be H0 [ simplest ratio of 1 : 1 ]

Therefore, the correct choice is :

Answer:

a

Explanation:

Answer:

Gain 3 electrons.

Explanation:

If element X have 5 valence electrons it will more than likely gain 3 electrons to fill its octet to become stable. Gaining the 3 electrons is much easier for the atom than if it were to give away it's 5 valence electrons. Elements with 5 valence electrons that could represent element X are:

Answer:

Explanation:

acceleration is inversely proportional to the mass of an object.

Newton's second law states that "the acceleration produced on a body is directly proportional to the resultant force anf inversely proportional to its mass".

From the samples on the slide made up of tiny cells, Terry can conclude that the cells were produced by other cells.

Cell production occurs often in a human protein, such as yeast, bacteria, or mammalian cells in culture, which then start producing the protein in large quantities. A new organism is created during the process of splicing a gene into a production cell.

Cells are often produced from other cells by the process of replication. All living things, from microorganisms to humans, rely on cells for structure and function. Scientists regard them as the tiniest form of life. Cells contain the biological machinery that produces the proteins, chemicals, and signals that are responsible for everything that occurs within our bodies.

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Answer:

[H⁺] = 1.0 x 10⁻¹² M.

Explanation:

∵ [H⁺][OH⁻] = 10⁻¹⁴.

[OH⁻] = 1 x 10⁻² mol/L.

∴ [H⁺] =  10⁻¹⁴/[OH⁻] = (10⁻¹⁴)/(1 x 10⁻² mol/L) = 1.0 x 10⁻¹² M.

∵ pH = - log[H⁺] = - log(1.0 x 10⁻¹² M) = 12.0.

∴ The solution is basic, since pH id higher than 7 and also the  [OH⁻] > [H⁺].

I think- IDK

Answer:

I hope this will help its not much

Explanation:

Answer: Qualitative data typically consists of words while quantitative data consists of numbers.

Explanation:

Answer: The light bends closer towards the normal and is refracted.

Explanation:  The light is passing through something less dense (air) to more dense (water), it's going to bend the light more towards the normal and will refract the light making it look bent at the surface of the water.