Describe how the shape of the coast may influence an
incoming wave. Explain using key terms such as reflection
off the shape of the coast and reflection of incoming waves.

Moving electrons is required to form and break bonds. We demonstrated how electrons go from "sources" to "sinks" in reaction processes by sketching them. Vitamin derivatives are used in many enzyme-catalyzed processes as substrates, "cofactors," or "coenzymes."

Non-protein compounds called "electron transfer cofactors" bind to proteins and enzymes and serve as pathways for the movement of electrons during redox processes. Coenzymes receive electrons and protons through each of these procedures. The most prevalent coenzymes are flavin adenine dinucleotide (FAD) and nicotinamide adenine dinucleotide (NAD). Quinone and a hydrophobic tail make up coenzyme Q, often known as ubiquinone (CoQ). Its role as an electron carrier is to deliver electrons to complex III.

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Answer:

the day where the daylight and night are equal in the Spring

Answer:

The atomic combinations can be matched to the appropriate functional groups as follows:

- A. C-O-C: C. Ester

- B. O=C-O-H: B. Carboxylic acid

- C. O=C-O-C: C. Ester

- D. C-O-H: A. Alcohol

Explanation:

Answer:

Li3N

Explanation:

Li+N2=Li3N.........................

Answer:

4 Li(s)+O2(g) → 2 Li2O(s)

Explanation:

its right

The first step in this calculation is to know how many liters is equal to 1 gallon, and the value is 3.785 liters, so now we have to make the following calculation:

1 gal = 3.785 Liters

30.0 gal = x Liters

x = 3.785 * 30.0

x = 114 Liters

The pH of the buffer solution containing 0.20 M HF and 0.30 M NaF is approximately 3.32.

To determine the pH of the buffer solution, we need to consider the Henderson-Hasselbalch equation, which relates the pH of a buffer solution to the concentration of the acid and its conjugate base. The equation is as follows:

pH = pKa + log([A-]/[HA])

Where:

pH is the desired pH of the buffer solution.

pKa is the negative logarithm (base 10) of the acid dissociation constant, Ka.

[A-] is the concentration of the conjugate base.

[HA] is the concentration of the acid.

In this case, the acid is hydrofluoric acid (HF) and its conjugate base is fluoride ion (F-). The Ka of HF is given as 7.2 x 10^-4.

First, we need to calculate the concentrations of [A-] and [HA] in the buffer solution.

[A-] = concentration of NaF = 0.30 M

[HA] = concentration of HF = 0.20 M

Now, we can substitute these values into the Henderson-Hasselbalch equation to find the pH:

pH = pKa + log([A-]/[HA])

= -log(7.2 x 10^-4) + log(0.30/0.20)

= -log(7.2 x 10^-4) + log(1.5)

≈ -(-3.14) + 0.18

≈ 3.14 + 0.18

≈ 3.32

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Answer:

The periodic table will say it underneath the symbol.

Explanation:

I don't know how else to describe it but I hope this helps. :)

Answer:

2.00 mol/L   or   2.00 M

Explanation:

500 mL ( 1 L / 1,000 mL) = 0.500 L

M =  1 mole NaNO3 /  0.500 L =   2.00 mol/L   or   2.00 M

Hope this Helps!!!!

48.90% yield is produced in the given reaction

What is yield of a reaction?

The quantity of moles of a product created in relation to the amount of reactant consumed during a chemical reaction is measured in chemistry as yield, also known as reaction yield.

One of the most important aspects of organic and inorganic chemical synthesis that researchers must take into account is yield.  The terms "yield," "conversion," and "selectivity" are used in chemical reaction engineering to describe ratios of how much of a reactant was consumed (conversion), how much of the desired product was formed (yield), and how much of the undesired product was formed (selectivity), represented as X, Y, and S.

Hence, 48.90% yield is produced in the given reaction.

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Milk

Explanation:

because milk is very thick youknow here I go

Mass flowrate of the mixture = 100 + 768 + 1800 = 2668 g/s Converting this to l b m/s, Mass flowrate of the mixture = 2668 g/s x 0.00220462 l b/g = 5.88 l b  m/s Therefore, mass flowrate l b m/s of the mixture is 5.88 l b m/s.

i) Molar composition of the mixture is:

Percentage composition of H2 is: 50%Percentage composition of CH4 is: 30%Balance of the mixture is C2H6Therefore, percentage composition of C2H6 is: 100% - (50% + 30%) = 20%

Molar mass of H2:

2 g/mole Molar mass of CH4: 16 g/mole Molar mass of C2H6: 30 g/mole

Therefore, Number of moles of H2 in the feed mixture = 50/100 × 100 g-moles/s = 50 g-moles/s Number of moles of CH4 in the feed mixture = 30/100 × 100 g-moles/s = 30 g-moles/s Number of moles of C2H6 in the feed mixture = 20/100 × 100 g-moles/s = 20 g-moles/s Therefore, Molar composition of the mixture =Number of moles of H2 / Total number of moles in the mixture = 50/100Number of moles of CH4 / Total number of moles in the mixture = 30/100Number of moles of C2H6 / Total number of moles in the mixture = 20/100

Therefore, Molar composition of the mixture is:H2 : 50/100CH4: 30/100C2H6: 20/100ii) To determine the mass flowrate l b m/s of the mixture, we must determine the mass of the components of the mixture. Mass of H2 in the feed mixture = 50/100 × 2 g-moles × 2 g/mole = 100 g/s Mass of CH4 in the feed mixture = 30/100 × 16 g-moles × 16 g/mole = 768 g/s Mass of C2H6 in the feed mixture = 20/100 × 30 g-moles × 30 g/mole = 1800 g/s

Therefore, Mass flowrate of the mixture = 100 + 768 + 1800 = 2668 g/s Converting this to l b m/s, Mass flowrate of the mixture = 2668 g/s x 0.00220462 l b/g = 5.88 l b  m/s Therefore, mass flowrate l b m/s of the mixture is 5.88 l b m/s.

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Explanation:

true

false

hope it helps

thank you

Answer: 1.  True

Explanation: 1. Multicellular organisms use cell division for growth and repair of damage such as wounds.

Answer:

this answer is b no u can it very easy

Explanation:

because solid and liquid can compress easily

plz support me

Answer:

A. move very little, so it cannot easily change its shape.

Answer:

20 x (6.022 x 10^23) atoms in 20 moles of Calcium.

Explanation:

A mole contains 6.022 x 10^23 atoms, which is also known as Avogadro's number, and this number is same for each element. So, there are 20 x (6.022 x 10^23) atoms in 20 moles of Calcium.

The number of atoms are there in 20 moles of calcium is 120.4 × 10²³.

Avogadro's number is the number which is equal to the number of atoms of any substance that are present in one mole of that substance, and it is equal to 6.022 × 10²³.

Given moles of calcium = 20 moles

So, number of atoms in given moles of calcium will be calculated as:
No. of Ca in 20 mol = 20mol × 6.022 × 10²³ atoms/mol = 120.4 × 10²³ atoms

Hence required atoms of calcium is 120.4 × 10²³.

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Answer:

a number is correct answer 9

Answer:

A channel in an ancient Martian "river bed" was not carved out by liquid water but built by molten lava

Answer: D. (Liquid fuel)

Answer:

Answer: Energy from the sun.

Explanation:

If you look at the hints it says that it needs something else for a plant to grow and what does a plant need?

Air, Water, and energy from the Sun to make food

Hope this helps :)

Answer:

Energy from the sun

Explanation:

Answer:

C. NaOH

C. Cu (OH)

A. HCl

Answer : The correct option is, electron.

Explanation :

As we know that,

An atom is the smallest unit of a matter that consist of three subatomic particles which are electrons, protons and neutrons.

The protons and the neutrons are located inside the nucleus or the center of the nucleus where the mass of the an atom is concentrated.

The electrons are located around the nucleus.

The protons are positively charged, the electrons are negatively charged and the neutrons are neutral that means it has no charge.

According to the question, the electron subatomic particle found revolving around the nucleus.

Hence, the correct option is electron.

Answer: Last one( 4 pairs of valence electrons)

Explanation:

Answer: 140

Explanation:

Given the following :

Mass of metal = 18g = 0.018kg

Mass of water (calorimeter) = 21g = 0.021kg

Initial temperature of metal = 273 + 96 = 369k

Initial temperature of water = 273 + 24 = 297k

Final temperature inside calorimeter = 273 + 26 = 299k

Temperature change of metal = 299 - 369= -70k

Temperature change of water = 299 - 297 = 2k

H = mc ΔT

m = mass

c = specific heat capacity

ΔT = change in temperature

Heat lost by metal = heat gained by water

mc ΔT = mc ΔT

Specific heat capacity of water = 4200

18 * C * ( 299 - 369 ) = 21 * 4.2 * ( 299 - 297)

0.018 × C × -70 = 0.021 × 4.2 × 2

- 1.26 × C = 0.1764

C = 176.4/1.26

C = 140

One of the ions has a positive charge (called a cation) and the other has a negative charge (termed anion). Salt is an ionic compound, consisting of a crystal, lattice structure of the two ions Na+ and Cl-.

Answer:

lots of things

Explanation:

batteries help us turn on power depending on the circuit it can also help us make things work, and turn things on, or make things move, it give everything power to do something

Answer:

B. 1.84 × 10^24

Explanation:

\(75.0 g H2SO4(\frac{1 mol H2SO4}{98.1 g})(\frac{4 mol O}{1 mol H2SO4})(\frac{6.023 x 10^23 atoms}{1 mol O} )\) = 1.84 x 10^24 atoms

Answer:

A. 2 Al (s) + 6HCl (aq) →  2AlCl₃ (s) ↓ + 3H₂ (g)  

B. Al is the excess reactant and HCl is the limiting.

C. 0.672 L of H₂ produced at STP

D. 2.67 g of AlCl₃ are made in this reaction.

E. 4.86 g of Al remain after the reaction goes complete.

Explanation:

We star from the reaction:

2 Al (s) + 6HCl (aq) →  2AlCl₃ (s) ↓ + 3H₂ (g)  

2 moles of aluminum, react with 6 moles of HCl in order to produce 2 moles of aluminum chloride and 3 mol of H₂ gas.

We determine moles of each reactant:

[HCl] = 0.2M → 0.2 mol/L . 0.3L = 0.060 moles

(we converted 300 mL to 0.3L)

5.4 g of Al . 1mol / 26.98g = 0.200 moles

Ratio is 2:6 (3). 2 mol of Al react to 6 mol of HCl

0.2 moles of Al may react with (0.2 . 6) /2 = 0.6 mol of acid

We have 0.06 moles, and we need 0.6 mol of acid, so the HCl is the limiting reactant. Then, the Al is the excess:

6 moles of HCl need 2 moles of Al to react

Then 0.06 moles of HCl will react to (0.06 . 2) /6 = 0.02 moles

If we have 0.2 moles of Al, and we need 0.02 moles for the reaction, then

(0.2 - 0.02) = 0.18 moles remain after the reaction is complete.

0.18 mol . 26.98g /1mol = 4.86 g of Al remain after the reaction goes complete.

As the limting reactant is the HCl, we work with it to determine the mass of salt which is produced:

6 mol of HCl can produce 2 mol of chloride

Then 0.06 moles of HCl will produce (0.06 . 2) /6 = 0.02 mol of AlCl₃

We convert to mass: 0.02 mol . 133.33g/1mol = 2.67 g of AlCl₃ are made in this reaction.

Let's find out the volume of hydrogen produced, at STP

6 moles of HCl can produce 3 moles of H₂

0.06 moles of HCl will produce (0.06 . 3) /6 = 0.03 moles of H₂

1 mol of any gas at STP occupies 22.4L

0.03 moles of H₂ will ocuppy (22.4 L . 0.03 mol)/1mol = 0.672L

The wobble base of the triplet anticodon is located at the 3rd position (3’ letter) on tRNA.

The triplet anticodon on tRNA pairs with the codon on mRNA during translation. The first two positions of the triplet anticodon on tRNA pair strictly with the corresponding codon positions on mRNA via Watson-Crick base pairing.

However, the third position on the triplet anticodon can exhibit non-Watson-Crick base pairing (known as wobble base pairing) with the corresponding codon position on mRNA. The wobble base pairing rules allow for a degree of flexibility in the pairing between the third position on the triplet anticodon and the corresponding codon position on mRNA. This flexibility allows a single tRNA to recognize multiple codons that differ only at the third codon position.

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Type of bonding that holds water molecules together is : Polar covalent bonding.

In a water molecule with unequal electron sharing, polar covalent bonding holds atoms with different electronegativity together.

A water molecule is made up of two hydrogen atoms joined by covalent bonds to the same oxygen atom. Because oxygen atoms are electronegative, they attract shared electrons in covalent bonds. As a result, the electrons in the water molecule spend slightly more time near the oxygen atomic center and slightly less time near the hydrogen atomic centers.

As a result, the covalent bonds are polar, and the oxygen atoms have a slight negative charge (due to the presence of an extra electron share), whereas the hydrogen atoms have a slight positive charge (from the extra un-neutralized protons).

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