Please answer this
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Please Answer This?????????

Answers

Answer 1

Answer:

bbfbtbryn'(tbtehtgrntn'ey(yntehtheyjey'y'y'yyt'yj't'yjyyngggengt-(jh

Explanation:


Related Questions


A reaction in the laboratory yields 5.98 g KAI(SO2)2, How many moles of potassium aluminum
sulfate were produced?

Answers

Answer:

0.0308 mol

Explanation:

In order to convert from grams of any given substance to moles, we need to use its molar mass:

Molar mass of KAI(SO₂)₂ = MM of K + MM of Al + (MM of S + 2*MM of O)*2Molar mass of KAI(SO₂)₂ = 194 g/mol

Now we calculate the number of moles of KAI(SO₂)₂ contained in 5.98 g:

5.98 g ÷ 194 g/mol = 0.0308 mol

How are cellular respiration and photosynthesis related?
O A. They both use light energy to produce chemical energy.
O B. They both use ATP energy to produce radiant energy.
C. All of their chemical products are gases found in the atmosphere.
O D. The chemical products of one are the reactants of the other.

Answers

Answer: D. The chemical products of one are the reactants of the other.

I just took the quiz

Cellular respiration and photosynthesis related as the chemical products of one are the reactants of the other and the correct option is option D.

What is the difference between Respiration and Photosynthesis?

Respiration is something that occurs in all living organisms. Thus, it is a process that converts oxygen and glucose into carbon dioxide and water and ultimately makes energy for your body cells.

On the other hand, photosynthesis takes place in green plants that contain chlorophyll. In this process, they make use of sunlight and water for converting it into energy.

Plants release oxygen which is a by-product of photosynthesis, and we breathe in oxygen so that our cells can carry out cellular respiration and generate ATP.

Therefore, Cellular respiration and photosynthesis related as the chemical products of one are the reactants of the other and the correct option is option D.

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What are two different forms of a single gene called?
A.
traits

B.
factors

C.
alleles <<<

D.
chromosomes

Answers

i think it’s D.chromosomes :)

Two different forms of a single gene are called 'alleles

n E Which is the electron configuration for zinc? O 1s22s22p3s23p64s23d8 O 1s22s22p 3s 3p64s+3d10 01s 2s 2p 3s 23p64523d10 0 1522s 2p 3s23p64533d10​

Answers

I’m Confused What Is Your Question ?

The electronic configuration is used to explain the orbitals of an atom and it helps to determine the physical and chemical properties of the elements. The electronic configuration of zinc is 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰. The correct option is C.

What is electronic configuration?

The distribution of electrons in the atomic orbitals is given by the electronic configuration. It is a standard notation in which all the electrons holding atomic subshells are arranged in a sequence. Each element has a unique electronic configuration.

The electronic configuration of an element can be written in two ways, in standard notation, and in condensed form. In the case of elements with larger atomic numbers, the electronic configuration becomes lengthy in standard notation. So in such cases condensed form is generally used.

In condensed form electronic configuration of zinc is [Ar] 3d¹⁰4s² and in standard form it is 1s²2s²2p⁶3s²3p⁶4s²3d¹⁰.

Thus the correct option is C.

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In a unit circle, ø = pi radians What is the terminal point? A. (1,0) B. (0,-1) C. (0,1) D. (-1,0)

Answers

Answer:

(-1,0)

Explanation:

What method can be used to separate benzoic acid and potassium carbonate​

Answers

Answer:

To separate the components, a water wash may be attempted to remove benzoic acid, but benzoic acid is not particularly water-soluble due to its nonpolar aromatic ring, and only small amounts would be extracted into the aqueous layer

The method that can be used to separate Benzoic acid and potassium carbonate is :  The application of water wash separation method

Benzoic acid is slightly soluble in cold water but becomes more soluble as the temperature of water is increased. Water wash separation method is a methodology used for the selective removal of unwanted compounds in a mixture.

Separation method based on solubility water wash methodprecipitation

The separation of benzoic acid and potassium carbonate is based on the solubility differences between Benzoic acid and potassium carbonate when dissolved in a solvent ( water ) therefore the water wash separation method is the most effective method.

Hence we can conclude that The method that can be used to separate Benzoic acid and potassium carbonate is :  The application of water wash separation method.

Learn more about separation methods :  https://brainly.com/question/735172

When(NH4)2SO4(aq) and Ba(NO3)2(aq) react

Answers

Answer:

1 (NH4)2SO4 + Ba(NO3)2 → NH4NO3 + BaSO4

2 (NH4)2SO4 + Ba(NO3)2 → Ba(SO4) + (NH4)(NO3)

Explanation:

What are the characteristic property's of metals such as malleability and high conductivity are due to ?

Answers

Answer:

Metallic Bonding

Explanation:

Conductivity occurs when electrons or ions are free moving. The conductivity in metals is due to electrons being delocalized in a sea of electrons. Metals contain metallic bonding which allows the electrons to freely move.

Malleability happens when adjacent layers of positive ions move relative to one another while being in contact with the sea of electrons from the metallic bonding.

2C(s) + 2H2(g) → C2H4(g): ΔH = +52.4 kJ/mol

Which statement about this reaction is correct? (3 points)

Answers

i think it would be synthesis because two simple molecules combine

A light bulb has a resistance of 96.8 Ω. What current flows through the bulb when it is connected to a 120 V source of electrical energy?

Answers

Answer:

I = 1.23 A

Explanation:

Given that,

The resistance of the lightbulb, R = 96.8 Ω

Voltage, V = 120 V

We need to find the current flows through the lightbulb. Let the current be I. We can use the ohm's law to find it i.e.

[tex]V=IR\\\\I=\dfrac{V}{R}\\\\I=\dfrac{120}{96.8}\\\\I=1.23\ A[/tex]

So, the current flows through the bulb is 1.23 A.

Please help me with this question!!

Answers

Answer: 824.6 g of NaCl are produced from 500.0 g of chlorine.

Explanation:

To calculate the moles :

[tex]\text{Moles of solute}=\frac{\text{given mass}}{\text{Molar Mass}}[/tex]  [tex]\text{Moles of} Cl_2=\frac{500.00g}{71g/mol}=7.04moles[/tex]

[tex]2Na+Cl_2\rightarrow 2NaCl[/tex]  

According to stoichiometry :

1 mole of [tex]Cl_2[/tex] produce = 2 moles of [tex]NaCl[/tex]

Thus 7.04 moles of [tex]Cl_2[/tex] will produce=[tex]\frac{2}{1}\times 7.04=14.08moles[/tex]  of [tex]NaCl[/tex]

Mass of [tex]NaCl=moles\times {\text {Molar mass}}=14.08moles\times 58.5g/mol=824.26g[/tex]

Thus 824.6 g of NaCl are produced from 500.0 g of chlorine.

Cool air over warm water will:
Increase in temperature
Stay the same in temperature
Decrease in temperature

Answers

Answer:

Air and Water Temperature Increases

An increase in the air temperature will cause water temperatures to increase as well. ... Lower levels of dissolved oxygen due to the inverse relationship that exists between dissolved oxygen and temperature. As the temperature of the water increases, dissolved oxygen levels decrease.

If 25.0 g of iron(III) phosphate reacts with excess sodium sulfate, how many molecules of sodium phosphate can be made?

Answers

Answer:

so mucjsuat least amount of soduim is will be 25percent

✓ What kind of carbon storages would be the least affected by humans?

Answers

Answer:

trio

Explanation:

Find the kinetic energy of the horse using KE=1/2 mv².
A 500-kilogram horse runs at 5 meters/second. The horse’s kinetic energy is
[blank] joules.

Answers

KE=6,250Joules
You plug in your given numbers and remember to square 5 because that’s the speed

Answer:

6250

Explanation:

so m=500 and v=5

so v²=25

using the equation we can do 1/2 x 500 x 25 = 6250

Long scratch marks that are left behind as evidence of glaciers are called
A. striations
B. cirques
C. fjords
D. roche moutonnees

Answers

Answer:

it is A striations

Explanation:

..........

Answer:

Striation

Explanation:

How many moles of helium are needed to fill a balloon to a volume of 6.3 L at 28 °C and 320
mmHg?
Round answer to 0.01 decimals

Answers

Answer:

.11 mol

Explanation:

Convert mmHg to atms by dividing by 760. Then multiply 6.3 by the atms and divide by .08206*(273+28) to get mol

.11 mol is the answer

If we use 18 moles of H2 how many moles of H2O do we make? Use this chemical equation: 6H2 + O2 → 3H2O

Answers

Answer:

9 mol H₂O

General Formulas and Concepts:

Math  

Pre-Algebra  

Order of Operations: BPEMDAS  

BracketsParenthesisExponentsMultiplicationDivisionAdditionSubtractionLeft to Right

Chemistry  

Atomic Structure  

Reading a Periodic TableMolesAvogadro's Number - 6.022 × 10²³ atoms, molecules, formula units, etc.

Stoichiometry  

Using Dimensional AnalysisAnalyzing reactions RxNExplanation:

Step 1: Define

[RxN - Balanced] 6H₂ + O₂ → 3H₂O

[Given] 18 mol H₂

[Solve] mol H₂O

Step 2: Identify Conversions

[RxN] 6 mol H₂ → 3 mol H₂O

Step 3: Stoich

[DA] Set up conversion:                                                                               [tex]\displaystyle 18 \ mol \ H_2(\frac{3 \ mol \ H_2O}{6 \ mol \ H_2})[/tex][DA] Simplify:                                                                                                 [tex]\displaystyle 18 \ mol \ H_2(\frac{1 \ mol \ H_2O}{2 \ mol \ H_2})[/tex][DA] Divide [Cancel out units]:                                                                     [tex]\displaystyle 9 \ mol \ H_2O[/tex]

Answer:

9 mol H₂O

give me brainliest pls

I need help with this

Answers

Answer:

D. 108 grams/100g of H2O

Explanation:

I found the line KNO3 and when the line is at x value 60, it has the y value 108

id.k how to explain it it's just on the graph, ig just look at where it intersects both values

hope this helps

a 5 g ice cube starts life at -1 C if 2182.5 j are added to it what will be the final temperature upon his demise ?

Answers

Answer:

Final Temp = 23.92°C

Explanation:

ΔH(total) = (m·c·ΔT)ice + (m·ΔH(f))melt'g + (m·c·ΔT)water

2182.5j = (5g)(2.092j/g·°C)(1°C) + (5g)(334.56j/g) + (5g)(4.184j/g·°C)(ΔT)

(2182.5 - 10.46 - 1672.8)j = 20.92j/°C·ΔT

ΔT = (2182.5 - 10.46 - 1672.8)j / 20.92j/°C = 23.92°C

Since the melting ice starts and ends at 0°C and is then warmed to 23.92°C then the temperature change is also the final temp of the water based upon given energy input values.

When this gas is burned what will happen to the surface of this type of star?

Answers

Use the link above for the answer

arrange the following atoms na, ca, a1, b, br, f in order of increasing electronegativity?

Answers

Explanation:

f, br, b, A1, CA, na in order of increasing electronegativity

10 The graph below compares the density, in grams per cubic centimeter (g/cm'), of
four different substances.
DENSITY OF SUBSTANCES
20
15
Density (g/cm)
10
5.
0
w
Y
Z
Substances
Based on information from the graph, which of the following best compares the
physical properties of two of the substances?
F. Substance X has less mass than substance Y has.
G. Substance W has less volume than substance X has.
H. Substance Y would have less mass than substance Z would have if they had the
same volume.
1. Substance Z would have less mass than substance W would have if they had the
same volume.

Answers

Answer: the awnser is A

Explanation:

Edge 2020

8. What is a compound?
A. a substance in which the atoms of three or more elements are combined together
B. an atom with more electrons than protons
C. a substance in which the atoms of two or more elements are combined together
D an atom with more neutrons than protons​

Answers

Answer:

c

Explanation:

(01.06 LC)

Which statement is true about the substances present in a mixture?

They always consist of the same element.
They are always in the same state of matter.
They can be separated by physical methods.
They can only be separated by chemical methods.

Answers

Answer:

They can be separated by physical methods.

Explanation:

Substances in a mixture are not subjected to anything that may change their chemical structure, so they are physical all throughout the process. Therefore, they can be separated using physical methods.

Answer:

They can be separated by physical methods.

Explanation:

I took the final

What has caused air quality in United States to improve/get better since the 1950s?

Answers

Answer:

better mileage on cars, took lead out of paint, smaller packaging like for delivery and store products, EPA laws updating

Answer:

Reducing pollution from transportation sources has led to healthier air for Americans. In cities, smog has been visibly reduced.

Explanation:

i hope this helped

Where is the youngest part of the ocean floor found?

A. along the deep sea trenches
B. where ocean sediments are the thickest
C. near ocean ridges
D. where Earth's magnetic field changes polarity

Answers

Answer:

the youngest crust of the ocean floor can be found near the seafloor

What is the molar mass of H2CO3

Answers

Answer:

Molar mass of H2CO3 : 62.03 g/mol

62.03 g/mol is the molar mas of H2CO3

Which of the following is the correct arrangement of energy transformation in a musical christmas light​

Answers

Answer:

heat energy light energy sound energy

Explanation:

pa follo

Chemistry test!!! no fake answers please and if you can explain then do it because I need all the help I can get!

Answers

Answer:

(−ΔH°1)+12(−ΔH°2)+(ΔH°3)+(ΔH°4)

I hope this helps you out!! :)

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Which situation(s) would be considered unethical design practices?Select all that apply.copying a design ideamaking false claims about a productdesigning a political campaignusing your own photographs When taking notes from your sources, always include A. the kinds of details you would include in a paraphrase. B. the exact wording of the source. C. your opinion of the reliability of the source. D. citation information. Contour lines on a topographic map, connect lines with:Question 1 options:the same rock layersthe same height above sea levelequal slope moving away from the lineequal amounts of rainfallPLS NO LINKS I WILL REPORT YOUIF THE ANSWER IS RIGHT I WILL GIVE YOU BRAINLIEST In science, a hypothesis must be Sheridan Company makes and sells widgets. The company is in the process of preparing its selling and administrative expense budget for the month. The following budget data are available: Item Variable Cost Per Unit Sold Monthly Fixed Cost Sales commissions $1 $10000 Shipping $3 Advertising $4 Executive salaries $120000 Depreciation on office equipment $4000 Other $2 $6000 Expenses are paid in the month incurred. If the company has budgeted to sell 94000 widgets in October, how much is the total budgeted selling and administrative expenses for October 2x - 4y = -22x + 3y = -16What is the solution HELP!! I PUT IT AT 100 POINTS!Choose the best response to the question below.Cuntos das hay en una semana?O Estn siete das en una semana.O Son siete das en una semana.O Hay siete das en una semana.O Hayan siete das en una semana. What is the domain of the function y=xVx?- 000O 15x Toby found a $52 wallet on the clearancerack for 60% off. If sales tax is 6.25%, howmuch will he pay in total?A.$22.10B.$23.75C.$28.50D.$33.15 WORTH 21 POINTS!!! Find the area of the shaded regions What is a challenge that forensic science faces in the future? Not enough cases Stalling technology Limited resources All of the above Find an angle between 0 and 2 pi that is coterminal with -17 pi/ 10 Read the sentence from Peking Dust.I tell you, the Chinese have the style of the world; the rest of us are but imitators.Which word has the closest connotation to imitators as it is used in the sentence?O trickstersreplicatespretenderscounterfeitsIll give brainliest (if thats how you spell it) to the correct answer i need help please this is quite hard for me are there any famous photographers who specialize in astrophotogarghy (dead or alive ) Garret is researching how eating breakfast impacts students overall performance at school.Which source is most likely to provide reliable, credible information?a vlog created by a high school sophomore about how eating breakfast improved her academic performancea newspaper article from 2019 on the effects of a government program funding heathy breakfasts in schoolsan infographic about using components of a specific diet program to make a healthy breakfasta website for a restaurant association providing healthy breakfasts in schools and workplaces plz help me.....im new here Answer for Brainliest! Simple French assignment attached below!! A parallelogram has a base of 10 feet and a height of 12 feet.Use the figure to complete the statements.The area of the parallelogram is __________ft2.First choice: 120Second choice: 100Third choice: 144Fourth choice: 22 A pair of sandals cost $34.00, and 5% tax is charged on the purchase. How much tax is paid?