Balance the chemical equation. Based on the equation, how many grams of bromine are produced by the complete reaction of 11 grams of potassium bromide?

Balance The Chemical Equation. Based On The Equation, How Many Grams Of Bromine Are Produced By The Complete

Answers

Answer 1

Answer:

Explanation:

The balanced chemical equation is Cl2 + 2KBr → 2KCl + Br2. The amount of bromine is calculated as follows:

11.0 g KBr (1mol KBr/119.002g KBr * 1mol Br2/2mol KBr * 159.808g Br2/1mol Br2= 7.39 g Br2.)

Balance The Chemical Equation. Based On The Equation, How Many Grams Of Bromine Are Produced By The Complete

Related Questions

Scott and his classmates were looking at an animal cell under a microscope. They are trying to locate the cell's DNA, which is found in its chromosomes. Where should Scott look to find the chromosomes?

In the mitochondria

In the cell nucleus

In the cytoplasm

In the cell vacuole

Answers

Chromosomes are thread-like structures located inside the nucleus of animal and plant cells.

why is digital better then analog music

Answers

Once a digital recording is made, the bandwidth is set in place. An analog recording is considered unlimited. Therefore, it can move to a higher and higher resolution without losing its original quality.

You have been given a choice of four elements; Lithium, Magnesium, Sulfur, and Bromine. You must decide which two elements would form a compound that has one atom of the metallic atom and two of the non-metallic atom in the final neutral compound. Which choice lists the two atoms with the correct formula for the compound?

A.
Magnesium and Sulfur; MgS2

B.
Lithium and Bromine; LiBr2

C.
Lithium and Sulfur; Li2S

D.
Magnesium and Bromine; MgBr2

Answers

The compound formed that has been neutral has been Magnesium and bromine. Thus, option D is correct.

The periodic table has been the arrangement of the elements with increasing atomic number and similarity in the reactivity.

The metals in the periodic table are elements that has been able to accept electrons, and nonmetals are the elements in the table that loses electrons to attain the stable noble gas configuration.

Formation of a neutral compound

The metal and nonmetal form the neutral compound when there has been the formation of stable compound with the complete configuration.

The magnesium and lithium has been metals, while sulfur and bromine are nonmetals. Bromine has been the element of group 17. It has been able to gain an electron. Sulfur has been the nonmetal and required 2 electrons to complete its octet.

Lithium has been the metal with one valence electron, and magnesium with 2 valence electrons.

The neutral compound to be formed has been consisted of one metal with 2 valence electrons, and 2 nonmetals with 1 valence electrons.

Thus, the compound formed that has been neutral has been Magnesium and bromine. Thus, option D is correct.

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What forms the individual characteristics on a bullet?

Answers

Some of the class characteristics found on a fired bullet are (1) the caliber of the bullet (diameter), (2) the number of lands and grooves, (3) the twist of the rifling (left or right), and (4) the widths of the land and groove impressions.

Answer:

On bullets, the class characteristics are the rifling specifications of the barrel from which the bullet was fired. ... In a barrel, the individual characteristics are produced by the random imperfections and irregularities of the tool or tools used to produce the lands and grooves, and by use, corrosion, or damage.

Explanation:

What unit is used to measure weight?

Answers

newtons
The unit of measurement for weight is that of force, which in the International System of Units (SI) is the newton. For example, an object with a mass of one kilogram has a weight of about 9.8 newtons on the surface of the Earth, and about one-sixth as much on the Moon.

Answer:

The unit is: Newton.

Hope it helps:D

Why is it that the decomposition of nitroglycerin can result in so
much more volume than the decomposition of sodium azide?

Answers

Answer:

with the molecular formula C3H5(ONO2)3, has a high nitrogen content (18.5 percent) and contains sufficient oxygen atoms to oxidize the carbon and hydrogen atoms while nitrogen is being liberated, so that it is one of the most powerful explosives known.

Explanation:

NTG reduces preload via venous dilation, and achieves modest afterload reduction via arterial dilation. These effects result in decreased myocardial oxygen demand. In addition, NTG induces coronary vasodilation, thereby increasing oxygen delivery.

The decomposition of nitroglycerin can result in so much more volume than the decomposition of sodium azide nitroglycerin contains a lot of nitrogen (18.5%) and has enough oxygen atoms.

What is volume?

A measurement of three-dimensional space is volume. It is frequently expressed quantitatively using SI-derived units, like the cubic metre or litre, or different imperial or US-standard units, including the gallon, quart and cubic inch. Volume and length (cubed) have a symbiotic relationship.

The total volume much a container is usually thought of as its capacity, not as the amount of space it takes up. In other words, the volume is the quantity of fluid (liquid or gas) that the container may hold. The decomposition of nitroglycerin can result in so much more volume than the decomposition of sodium azide nitroglycerin contains a lot of nitrogen (18.5%) and has enough oxygen atoms for the nitrogen to be liberated while also oxidising the hydrogen and carbon atoms.

Therefore, the decomposition of nitroglycerin can result in so much more volume than the decomposition of sodium azide nitroglycerin contains a lot of nitrogen (18.5%) and has enough oxygen atoms.

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Will these groups of elements form ionic or molecular compounds? sodium and Iodine 

Answers

Answer:

Ionic

Explanation:

Answer:

carbon and hydrogen are molecular

Explanation:

If 23.17 g of beryllium (Be) reacts with water at standard temperature and pressure,
how many liters of hydrogen (H2) are produced?

Answers

Volume of H2 produced = 57.6576 L

Further explanation

Given

23.17 g Be

Required

Volume of H2

Solution

Reaction

Be(s)+H2O(g)→BeO(s)+H2(g)

mol Be :

= 23.17 g : 9 g/mol

= 2.574

From the equation, mol H2 : mol Be = 1 : 1, so mol H2 = 2.574

Volume H2(assumed at STP, 1 mol=22.4 L) :

= 2.574 x 22.4 L

= 57.6576 L

How many moles of Na2SO4 are present in 426.12 grams of Na2SO4? (5 points)

Group of answer choices

2

3

5

6

Answers

Answer: It’s 2.9 moles

Explanation:

Answer:

b) 3

Explanation:

i got it right

Questions and answer options are on ( Picture )
remember pick 2 answers it says
help :(
ZOOM IN if needed ​

Answers

Answer:

The answer is A

Explanation:

I dont see any claim

im hella confused and need some help

Answers

An oxide is a molecule that has 2 Oxygen atoms in its empirical formula. Stoichiometry would be used as the ratio of Oxygen to Dioxides is 3:2. So 52.29 would be multiplied by 3/2. The answer is 78.435 Mol of CO2 are formed.

bro needs help

32.5 grams of NaOH reacts with an excess of CO2

2NaOH(s) + CO2(g) ⇒ Na2CO3(s) + H20

What is the theoretical yield of Na2CO3 in grams?

*** I NEED YOU TO SHOW YOUR WORK BROS, I ALREADY HAVE THE ANSWER (43.1g) ***

Answers

i tried and got 6.89g of Na2CO3

What is the total amount of heat energy, in
joules, absorbed by 25.0 grams of water when the
temperature of the water increases from 24.0°C to
36.0°C?

Answers

Answer:

0.84

Explanation:

total heat energy =mass ×specific heat capacity (4.2kJ)×temp change

mass=25g convert to kg to get 0.025

specific heat capacity is 4.2

temp change=36.0-24.0=8.0

q = mC∆T

m=25.0

c=24.0

ΔT=36.0

25.0 * 24.0 * 36.0 = 21,600 jules

The equation q =   MC ∆ T, where m is the sample mass, c is the specific heat, and  ΔT is the temperature change, can be used to determine the amount of heat acquired or lost by a sample (q).

How can you figure out how much energy was consumed?

This is simple to perform; to calculate the amount of heat absorbed, multiply the substance's heat capacity by its mass and the temperature change.

The specific heat capacity of a substance is the amount of energy needed to raise the temperature of 1 gram of that substance by 1 degree Celsius. With a value of 4.18 J/g/°C, water has one of the highest heat capacities.

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Which of the following are held together by nonpolar covalent bonds? PLEASE HELP

Answers

Answer:

The atoms of chlorine are held together by non-polar covalent bonds. Covalent bonds are formed between two or more atoms having zero or very small electronegativity difference. For homonuclear molecules where the two bonding atom are of the same kind, the electronegativity difference is zero.

C. Atoms of chlorine (CI)

A covalent bond is created when the electrons from the two involved atoms are shared equally.The pair of electrons involved in this kind of bonding is referred to as the shared pair or bonding pair. Here the atoms of chlorine have non-polar covalent bonds. The correct option is C.

What are non-polar covalent bonds?

A non-polar covalent connection is created when atoms with an equal amount of electrons share one another. The electronegativity of the two atoms is equivalent. When two atoms with similar electron affinities join together, like in the case of diatomic elements, it happens.

Non-polar covalent compounds are those in which there is no variation in electronegativity. In these compounds, the electronegativity does not change, preventing the motion of the bond pair's electrons in the direction of the linked atoms.

As a result, a molecule is non-polar and non-conducting since there is no bond or dipole moment between its atoms and no buildup of charges on the atoms.

Thus the correct option is C.

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Help please!!! How many grams are in 3.46 moles of Sulfur?

Answers

Answer:

The answer is: 78.04454 grams

Explanation:

Answer:

IHi the answer is 32.065 grams

What do scientists think is responsible for this dramatic change in height? Cite evidence from the text to support your answer.​

Answers

Answer:

Earth's climate has changed throughout history. Just in the last 650,000 years there have been seven cycles of glacial advance and retreat, with the abrupt end of the last ice age about 11,700 years ago marking the beginning of the modern climate era — and of human civilization. Most of these climate changes are attributed to very small variations in Earth’s orbit that change the amount of solar energy our planet receives.

Explanation:

i might be right

Triphosphorous hexoxide formula

Answers

Answer:

P3O6

Explanation:

Tri=3 Hex=6

pleaseeeee I really need help :3​

Answers

Answer:

C. 5 inches

Explanation:

don't worried, i learned that from my teacher

The general oxidation of a metal ( M ) by a copper ion ( Cu2+ ) is M(s)+Cu2+(aq)⟶M2+(aq)+Cu(s) All the listed metals can be oxidized by Cu2+ ions but the reactions will occur at different rates. Arrange the metals based on how quickly each oxidation by Cu2+ ions should occur.

Answers

Answer:

Ba, Ca, Mn, Ni

Explanation:

Please help

How do Newton's lawd describe the motion of an object?​

Answers

Newton’s laws of motion relate an objects motion to the forces acting on it , in the second law, the force on an object is equal to its mass times its acceleration. In the third law, when two objects interact , they apply forces to each other of equal magnitude and opposite direction

Please help me ASAP

Answers

3N2 + 3H2 ———> 2NH3.

Please help (: List and describe the locations and conditions in the Four zones of a lake

Answers

Explanation:

littoral horizantal raw curated


Convert a measurement of 89 cg to its equivalent in mg

Answers

Answer:

1 cg = 10 mg

Explanation:

So, 89cg = 89 * 10 = 890mg!

Pls thank, 5star, and brainliest!

ASAP PLEASEEEE

Draw a graph of how kinetic energy & temperature are related

(LOOK AT THE PICTURE ATTACHED)

Answers

Answer:

As stated in the kinetic-molecular theory, the temperature of a substance is related to the average kinetic energy of the particles of that substance. When a substance is heated, some of the absorbed energy is stored within the particles, while some of the energy increases the motion of the particles.

Explanation:

Answer:

jayfeather the answerer friend me

Explanation:

As stated in the kinetic-molecular theory, the temperature of a substance is related to the average kinetic energy of the particles of that substance. When a substance is heated, some of the absorbed energy is stored within the particles, while some of the energy increases the motion of the particles.

Which of the following statements does not describe a physical property of chlorine?
O The color of chlorine gas is green.
O The density of chlorine gas at standard temperature and pressure is 3.17 g/L. OChlorine combines with sodium to form table salt.
O The freezing point of chlorine is -101°C.​

Answers

Answer:

the chlorine gas is green

Explanation:

the density of

The statement that does not give description of physical property of chlorine in the question is   (The color of chlorine gas is green)

A physical property can be regarded as characteristic of matter which is not associated along with a change of it's chemical composition.

Some physical properties of substance can include density, hardness as well as  color, melting and boiling points, or electrical conductivity.

The freezing point ( -101°C ) as well as the density ( 3.17 g/L.) of chlorine  as given in the question are all physical properties because it not considered as been associated with a change chlorine chemical composition.

Therefore, the first option A is correct.

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3. How many moles of hydrogen atoms are present in 2.0 moles of ammonia
NH3?
A.3.0 mol
B. 6.0 mol
C. 8.0 mol
D. 2.0 mol

Answers

Answer:

3 I think

Explanation:

this could be because I noticed the 3 subscript by the H which is the letter for hydrogen but I'm not 100% sure

if I'm correct, then ur welcome <3 it's always nice to be nice UwU

here's Jay Jay for u cuz I love her ^^

What is the smallest unit found in a bar of gold. A. atom. B. Cell. C. Element. .D Nucleus PLEASE HELP

Answers

Answer:

c. element

Explanation:

Because gold is its own element, a gold bar is only made of one element.

The smallest unit found in a bar of gold is the nucleus of its atom.  The core of an atom is called its nucleus which contains the nucleons protons and neutrons.

What is nucleus?

An atom is composed of  nucleons and electrons. The core of an atom is called its nucleus. Protons and neutrons are located inside the nucleus. They are called the nucleons.

The electrons are revolving around the nucleus through circular trajectories of fixed energies. Every elements are composed of their atoms. Atoms of different elements combine together to form compounds.

Gold is 79th element in periodic table. It is a transition metal in d-block. As every other elements the smallest unit are atoms where the atomic nuclei are even smaller units.

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(NH4)2SO4. How many N are there?

Answers

2
Explain

Hope it help u


Precautions to take during electroplating

Answers

Answer:

Always be scared of electroplating. ...

Follow all electrical safety precautions. ...

Use all safety Precautions. ...

Use that Fume Hood. ...

It's a chemistry lab, set it up like one. ...

Always add acid to water. ...

Don't overheat your solutions! ...

Don't mix acid and cyanide solutions.

Which element is a poor conductor of heat?
A. F
B.K.
C. Fe
D. Ag

Answers

The Answer Is Fe Because Fluorine Is a Gas (In Its Elemental Form) Which, Like Other Gases, Is Not a Good Conductor Of Either Heat Or Electricity.
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