Help on both questions please
help on both questions please - 1

Answers

Answer 1
Answer:

the sun makes them turn brown or dry and die

Answer 2
Answer: 1. This is not a chemical change rather a physical one
2. Not sure which molecules this question refers to but the water molecules in the plant cells evaporate out

Related Questions

2C4H10 + 13O2 -----> 8CO2 + 10H2OIf 3000 grams of C4H10 react according to this equation, and the actual yield for water is a mass of 1300 grams, what is the percent yield?
What are the Respiration effects on the pH?
When an excited electron in an atom moves to the ground state, the electron(1) absorbs energy as it moves to a higher energy state (2) absorbs energy as it moves to a lower energy state (3) emits energy as it moves to a higher energy :state (4) emits energy as it moves to a lower energy state
If you went to the moon, how would your mass change relative to your mass on Earth?It would be the same on the moon as on Earth It would increase because of less gravity It would decrease because of less gravity None of the above
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What is the balance of C6H5Cl + O2 → CO + 2H2O + HCl

Answers

C6H5CL + 4O2 = 6CO + 2H2O + HCL
Hope this helps

Sierra did 500 J of work to move her couch. If she exerts 250 N of force on the couch, how far did she move it? (Work: W = Fd) 0.5 m 2 m 250 m 750 m'

Answers

Answer:

The answer is 2 m.

Explanation:

THE Answer IS B 2m

Explanation:

Differences between iron and steel

Answers

Iron is a element while steel is an annoy.

An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes:(1) a positive ion
(2) a negative ion
(3) an atom in an excited state
(4) an atom in the ground state

Answers

Answer;

-(3) an atom in an excited state

Explanation;

-An electron in a sodium atom gains enough energy to move from the second shell to the third shell. The sodium atom becomes an atom in an excited state.

-Ground state is the lowest allowable energy state of an atom. When electrons are subjected to stimuli like heat, light or electricity an electron may jump to a higher energy level, which is the excited state. Excitation is the elevation in energy level above the baseline energy state.

(3) The atom goes into an excited state.

I say this because since it's moving from the second level to the third, it gains more energy. And it can't be an ion because there are electrons still present in the atom. If the electrons had happened to be removed then it would have been a negative ion.

What happens when the kinetic energy of molecules increases so much that electrons are released by the atoms, creating a swirling gas of positive ions and negative electrons?

Answers

Explanation:

Plasma is a state of matter which is a hot ionized gas and it contains molecules with positive ions and negative electrons.

Since there is high kinetic energy of molecules so, there is swirling gas of positive ions and negative electrons. As a result, there will be release of electrons.

For example, lightening is an example of partially ionized plasma.

Final answer:

When molecules gain significant kinetic energy, their collisions may cause ionization, releasing electrons and forming a plasma, the fourth state of matter. Similar processes can be observed in devices like a Van de Graaff generator or in nature, such as in the sun.

Explanation:

When the kinetic energy of molecules increases significantly, it can cause a phenomenon known as ionization. Energy fueling these molecules increases their pace, effectively leading to collisions among themselves and increasing their speed even more. As these collisions grow in strength, they can cause electrons to be released or ejected, thereby transforming neutral atoms into ions.

Visualize this using the concept of a Van de Graaff generator, which uses a source of positive charge and a moving belt to create a spray of positive charge that achieves high velocities. In conditions of intense kinetic energy, such as those induced by high temperature or light intensity, similar processes occur at the atomic level: atoms, ions, and molecules move and collide, breaking old bonds, forming new ones, and sometimes releasing electrons in the process.

The existence of a gas containing both positively charged ions and negatively charged electrons in this state is often referred to as a plasma. Plasmas are common in extremely hot environments and are considered the fourth state of matter alongside solid, liquid, and gas. Examples of plasmas include the sun and the colorful lights you see in neon signs.

Learn more about ionization here:

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Which of the following does a simple circuit require?A. an energy source, a resistor, and a capacitor
B. a load, a conductor, and a resistor
C. a load, a resistor, and a capacitor
D. an energy source, a load, and a conductor

Answers

Ln h ch hc kh ñm ln oj

Answer:

I think its a i dont know but ya A

Explanation: