I'm sorry I meant all organisms
NEED HELP ASAP!!!!!!!!!!!!!!!!
The orbital diagram below is written incorrectly. Why?
A
The orbitals are not in the correct sequence.
B
The orbital diagram violates Hund's rule.
C
The electrons are all paired.
Answer:
The answer to your question is: letter B
Explanation:
Hund's rule: states that electrons always enter an empty orbital before they pair up.
In this exercise, we notice that orbital p has three suborbitals, then,
we must start filling each suborbitals with one electrons and after that we start to pairing them up.
The result must be,
1st suborbital with 2 electrons
2nd suborbital with 1 electron
3 rd suborbital with 1 electron
B. is the correct answer
An investigation involves determining which metal is better for making pots that will cook food faster
Answer:
Good luck on the investigation? What is the question lol
Answer:
Pots made of copper are better than those made of iron. Copper is malleable and heats up much faster than iron. Copper will heat up faster than iron if it is a better conductor.
Explanation:
Copper is the best heat conductor of any material used to make cookware. It heats rapidly and evenly and cools down as soon as it's removed from the heat, giving you maximum control over the application of heat.
Scientists have discovered a healthy coral reef at the mouth of the Amazon River. Which statements about the coral reef are accurate? Select the two
correct answers. (1 point)
-The biodiversity of the reef differs depending on location
-The corals in the reef die in muddy waters.
-The biodiversity of the reef is uniform throughout
-The corals in the reef are able to survive even in muddy waters.
i think the answer is A and D
The biodiversity of the reef depends upon the location and corals die in the muddy water.
Coral reef:
These are the ecosystem of sallow water in the oceans. They made by reef building corals. It is one of the most diverse ecosystem.
The muddy water decrease the availability of the sunlight to the algae that provide food to the corals, thus corals die in the muddy water.The diversity of the reefs depends upon the location as increasing depth decrease the availability of the sunlight.Therefore, the biodiversity of the reef depends upon the location and corals die in the muddy water.
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1. Which of these electron transitions results in the emission of energy?
2.Which of these electron transitions requires the absorption of energy?
Answer:
19 - B
20 -C
Explanation:
what is the bond formation of Fe and Cl
Answer:
Electrovalent/ Ionic bond is formed between Fe and Cl
Which statements support the student's claim that the matter and energy o
the instant hot pack are conserved even though the temperature of the
instant hot pack changed? Select the two correct statements.
The mass of the instant hot pack did not change because the
A
same amount of matter was present.
e
The mass of the instant hot pack did not change because the
total amount of energy was conserved.
Matter was conserved because it flowed from the hot pack to
С
the jar, as shown by the temperature data.
Energy was conserved because it flowed from the instant hot
D pack into the jar causing the jar to warm, as shown by the
temperature data.
The instant hot pack transferred energy as cold flowed from the
jar into the hot pack and changed the temperature of the jar,
until both were at the same temperature.
Answer:
(C) Should Be The Answer
Explanation:
Write the empirical formula of at least four binary iconic compounds that could be formed from the following ions:
Zn^2+,Fe^2+,I^-, S^2-
Explanation:
ExplainExplainexplainExplainexplainexplainExplainexplainexplainexplainExplainexplainexplainexplainexplainwhich statement best describes a way in which society affects the development of technology?
A. New vaccines can eliminate many diseases that are deadly to humans.
B. As the price of electric cars decreases, more people are able to afford them.
C. People can live longer, healthier lives through advancements in medicine.
D. Concerns about air pollution have caused car companies to develop more electric cars.
Answer:
C. People can live longer, healthier lives through advancements in medicine.
Explanation:
determine the expected splitting pattern for the nmr proton signal corresponding to the red hydrogen in each structure.
Quartet is the expected splitting pattern for the NMR proton signal corresponding to the red hydrogen in each structure.
What are NMR protons?NMR protons are defined as the use of nuclear magnetic resonance in NMR spectroscopy to analyze the structure of a substance's molecules by focusing on hydrogen-1 nuclei within its molecules. A spectroscopic method known as proton nuclear magnetic resonance is frequently used to determine the structural.
Quartet is defined as a split signal with four closely spaced lines. The quartet results from linking three protons with equal coupling constants. The following splitting tree, which has been depicted as three successive drawings, can be thought of as a quartet and is composed of a doublet of doublets of doublets with three equal splitting's.
Thus, quartet is the expected splitting pattern for the NMR proton signal corresponding to the red hydrogen in each structure.
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SpongeBob loves to garden and wants to grow lots of pink flowers for his pal Sandy. He brought a special Flower Power fertilizer to see if it will help plants produce more flowers. He plants two plants of the same size in separate containers with the same amount of potting soil. He places one plant in a sunny window and waters it every day with fertilized water. He places the other plant on a shelf in a closet and waters it with plain water every other day.
What did SpongeBob do wrong in this experiment? Explain.
How could SpongeBob improve his experiment?
Answer: He had more than one independent variable.
Explanation: It would only be fair, if both plants were in a sunny window, because then, it would be easier to see if the fertilizer actually affected the plants. This is because there is always a chance that the lack of sunlight decreased the number of flowers on the plant, instead of the fertilizer. It is always better to just have one independent variable.
how does the path of the moon in the sky vary throughout the year
Answer: your answer
Explanation: The Moon follows generally the same path, but with some important differences. The Moon's orbit is tilted 5.1° relative to the ecliptic. So, the Moon can appear anywhere in a band extending 5.1° north (above) and south (below) of the ecliptic. Each month, the Moon twice crosses the ecliptic on opposite sides of Earth
write the properties of first group of element
Answer:
hydrogen
Explanation:
1
H
1
hydrogen
magnesium
Suppose you wanted to use a graphical method to find the number of miles your car can travel on a
gallon of gasoline. Briefly describe a procedure you could use.
someone pls answer asap i don’t care if the answer isn’t that good i’ll give lots of points
Answer:
I think its use a Acceleration to speed up
How does a balanced chemical equation demonstrate the Law of Conservation of Mass?
A. it shows that no atoms have been gained or lost during the reaction
B .it shows that only physical changes follow the Law of Conservation of Mass
C. it shows that all compounds remain bonded after the reaction
D. it shows that the properties of the elements stay the same after the reaction
PLEASE HELP ME , 20 pts for whoever!
Answer:
it shows that no atom have been gained or loosed in that reaction
An atom has a proton number of 6 and nucleon number of 11. How many neutrons does it have?
Answer:
number of neutrons= nucleon number - proton number
11-6=5
The temperature at which a material changes from a solid to a liquid is called the
Answer:
it is called melting point
Proton
Suggest why scientists will continue to look for evidence of the Higgs boson, even though in 2012
the evidence strongly suggested they had found this particle.
Explanation:
The Higgs boson was proposed in 1964 by Peter Higgs, François Englert, and four other theorists to explain why certain particles have mass. Scientists confirmed its existence in 2012 through the ATLAS and CMS experiments at the Large Hadron Collider (LHC) at CERN in Switzerland.
It refers to a group of cells which perform essentially the same function. *
Answer:
Tissue
Explanation:
A Group of cells which perform thesame function according to the organization of life is called Tissue
water between the atmosphere the land oceans
Answer:
the water cycle
Explanation:
it's the movement of water between the atmosphere and land oceans
Someone pls tell me the cm and mm
Explanation:
Answer is 1 CM 3MM
AND YOU CAN ANSWER AS 1.3
For most of the first 1,800 years in the common era, most people, including scholars, did not believe in sexual or asexual reproduction for many organisms. They thought many creatures, including frogs and mice, came from nonliving things. This was the theory of spontaneous generation. For example, maggots were believed to simply appear in meat as it spoiled. Today we know that maggots come from eggs that were laid on or in the meat by their mothers.
Louis Pasteur proved that living organisms do not just appear. Broth that is left sitting out for a while will grow cloudy as small organisms live and grow in it. Louis Pasteur boiled broth and let it cool without coming into contact with any "particles" in the air. Broth treated that way did not grow cloudy.
Louis Pasteur's experiment showed that small organisms that live in broth do not come from the broth itself. Which of the following best describes this statement and how it changed what scientists know?
A.
It is a scientific theory of how life begins that fits the facts better than spontaneous generation.
B.
It is a scientific observation that goes against the theory of spontaneous generation, so the theory must be wrong.
C.
It is a set of detailed observations of how single-celled organisms live and reproduce.
D.
It is a result that was predicted by the theory of sexual reproduction, proving that theory to be correct.
Answer:
the answer is option b
Explanation:
he conducted an experiment and the observation was against what the theory had said
The statement best described in the passage is: It is a scientific observation that goes against the theory of spontaneous generation, so the theory must be wrong. Option B is correct.
The passage describes Louis Pasteur's experiment, which refuted the prevailing theory of spontaneous generation. The theory of spontaneous generation suggested that certain organisms could arise from nonliving matter, such as maggots spontaneously appearing in spoiled meat.
However, Louis Pasteur's experiment demonstrated that living organisms do not simply appear but come from pre-existing living organisms. By showing that broth treated in a specific way did not grow cloudy with small organisms, Pasteur provided evidence against spontaneous generation, leading to the rejection of that theory.
This scientific observation changed what scientists know by disproving the long-held belief in spontaneous generation and providing evidence to support the idea of biogenesis, where living organisms arise from other living organisms. This experiment laid the foundation for our modern understanding of the origin of life and the importance of studying the role of microorganisms in various biological processes.
Hence, B. is the correct option.
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Calculate the length between the following points using the distance formula
(1,6) and (7,14)
Length:______
Answer:
If i have 2 apples and 6 bannanas how many ansers do i get for 7xy
Explanation:
6.4
Write a balanced molecular equation describing each of the following chemical reactions:
Solid calcium carbonate is heated and decomposes to solid calcium oxide and carbon dioxide gas.
Answer: CaCO3 = CaO + CO2
Explanation:
CaCO3 = CaO + CO2
This is balanced already.
Elem Reactant Products
Ca 1 1
C 1 1
O 3 3
True or false: The subatomic particles in an atom do not move. *
Answer:
True
Explanation:
hope this works:)
have a nice day:)
May I have brainlist
Answer:
true he got it right
Explanation:
i just know ok
What types of matter
can be classified as pure
substances?
Answer:
Pure substances can be classified as chemical compounds or elements.
for the substituted cyclohexane compound shown, identify the atoms that are trans to the bromo substituent.
Substituents are trans to each other if the appear on opposite sides in the structure. C, E, G, H and K are trans to the bromo substituent.
The substituted cyclohexane compound is shown in the image attached. Two substituents in a compound are trans to each other if they appear on opposite sides of the structure. Cis substituents appear on the same side of the structure.
Considering the structure as shown in the image attached, the substituents that are trans to the bromo substituent are the substituents shown as letters C, E, G, H and K. They lie opposite to the bromo substituent.
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Answer: H , G , E , K, C
Explanation:
These are all opposite from Bromine, meaning they do not face the same way. Bromine faces upward (axial) while the rest of these face downward, (equatorial) to Bromine. We are looking for this opposite facing options. A is not considered an opposite facing option even though it at least looks opposite to Bromine only because it is connected directly to Bromine, making it neither the same or opposite to Bromine.
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Answer:
Question 1:
• In A, the main carbon has four bonds [two double bonds ] i.e; (=C=) hence it cannot allow any incoming electron. This makes it thermodynamically stable because it's reactivity carbon is fully bonded.
In B, the main carbon has only three bonds i.e;
(=C–) hence it will allow only one pair of incoming electrons hence reaction taking place.
Question 2:
Note: Any halo-alkane or alkyl-halide such as methyl iodide, methyl chloride, ethyl bromide are reagents used to add alkyl groups to amide molecules.
• So, Methyl Iodide will not react with C because C lacks an amide or nitrile group. To add an alkyl group to C, we shall use potassium hydroxide and any alcohol in presence of dry ether at room temperature.
• Methyl Iodide will react with D because D has an amide group which is electron efficient hence reaction will take place so easily.
Question 3
Note: Nucleophiles are electron donating molecules.
Electrophiles are electron recipients.
• F will react with nucleophiles because F has a carbonyl group i.e; (–HC=O ) which is an electron recipient. But this occurs after the oxygen atom reacting with an hydroxide to form an oxide.
E will not react, because the main carbon has a double bond which are nucleophiles.
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How many of each type of atom would there be if this water molecule underwent electrolysis?
There would be two atoms of hydrogen and one atom of oxygen. Electrolysis involves decomposition of substances by direct current.
Electrolysis is a process by which a liquid is decomposed by the passage of direct current through it.
Water is composed of hydrogen and oxygen in a ratio of 2:1. Hence, when water molecule is decomposed in electrolysis, two atoms of hydrogen and one atom of oxygen is obtained.
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What are the definitions
simple diffusion
facilitated diffusion
osmosis
vesicular transport
phagocytosis
pinocytosis
exocytosis
active transport
Simple diffusion: a process in which the substance moves through a semipermeable membrane or in a solution without any help from transport proteins.
Facilitated diffusion: is the process of spontaneous passive transport of molecules or ions across a biological membrane via specific transmembrane integral proteins.
Osmosis: Osmosis is the movement of water molecules from a solution with a high concentration of water molecules to a solution with a lower concentration of water molecules, through a cell's partially permeable membrane.
Vesicular transport: is the predominant mechanism for exchange of proteins and lipids between membrane-bound organelles in eukaryotic cells.
Phagocytosis: is a cellular process for ingesting and eliminating particles larger than 0.5 μm in diameter, including microorganisms, foreign substances, and apoptotic cells.
Pinocytosis: the ingestion of liquid into a cell by the budding of small vesicles from the cell membrane.
Exocytosis: a process by which the contents of a cell vacuole are released to the exterior through fusion of the vacuole membrane with the cell membrane.
Active transport:the movement of ions or molecules across a cell membrane into a region of higher concentration, assisted by enzymes and requiring energy.
Please mark BRAINLIEST.
Calculate the following:
[6.6 x [tex]10^{-2}[/tex]] - [6.6 x [tex]10^{-3}[/tex]]