Which best represents the law of conservation of mass? mass of reactants > mass of products mass of reactants < mass of products mass of reactants = mass of products mass of reactants → mass of products

Answers

Answer 1

Answer:

C. mass of reactants = mass of products

Step-by-step explanation:

Answer 2

The mass of products = mass of reactants

This question asks us about the law of conservation of mass

What is law of Conservation of Mass

The law of conservation of mass states that matter can neither be created nor destroyed but can be transformed form one state or form to another. This is the basics of science which implies that whatever matter we have, it was created from something before it was converted into what we have at the moment.

However, this law does not hold nuclear reactions because they undergo changes in the core of the matter which can change the proton of that same matter or neutron from one element to another. This is to say that in nuclear reactions, matter can be created and it can also be destroyed.

The answer to this problem is mass of products = mass of reactants.

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Related Questions

To find 49% of a number, we can multiply the number by 49/100 ​ or _____.

Answers

Answer:

.49 * 100  

aaaaaaaaaa

^^^^^^^^^^^^^^^^^^^^^^^^^^^

Pleas pleas pleas pleas pleas help me!!

Answers

Answer:  $874.50

Step-by-step explanation:

I = P x R x T

825 x 0.06 x1 = $49.50 interest

825.00 + 49.50 = $874.50 total cost for the phone after a year

Can someone help me please

Answers

girl we can’t read that

Answer:12 dollars

Step-by-step explanation:

if u cross multiply u get 12

find the surface area of the cylinder using pie.

Answers

I believe it’s 72 I hope it’s right

Geometry help, ie: linear, exponential, discrete, continuous

Answers

Answer:

Exponentail and Continuous

Step-by-step explanation:

Esponentail because the graph is going up by 3 times the pevous making the line curved, and Continuous because time continuses to pass through the  hours. (although if it is only looking at the point on the hour it is descrete).

Urgent!!! What is the solution of the system?

Answers

Answer:

(-38,18)

Step-by-step explanation:

Step: Solvex+3y=16for x:

x+3y+−3y=16+−3y(Add -3y to both sides)

x=−3y+16

Step: Substitute−3y+16forxin2x+5y=14:

2x+5y=14

2(−3y+16)+5y=14

−y+32=14(Simplify both sides of the equation)

−y+32+−32=14+−32(Add -32 to both sides)

−y=−18 Divide both sides by -1

[tex]\frac{-y}{-1} =\frac{-18}{-1}[/tex]

y=18

Step: Substitute18foryinx=−3y+16:

x=−3y+16

x=(−3)(18)+16

x=−38

Angela uses 2/3 cup of strawberries to make 5/6 of a liter of smoothie. What is the unit rate in cups of strawberries per liter of smoothie?​

Answers

Answer: 5/6÷2/3

5/6×3/2

=5/4

5/4 cups of strawberries makes 1 litre of smoothie

You’re answer would be 5/6➗2/3

the angle of a elevation of the top of a tree from an observer standing 10m away from the foot of the tree is 56°. Calculate the height of the tree.

Explain your answer pls,thx

Answers

Answer:

14.83 meters

Step-by-step explanation:

Given that :

Angle of elevation (α) = 56°

Distance between observer and foot of tree = 10 meter.

Height of tree =?

Using trigonometry :

The height (h) of the tree can be obtained using :

Tan α = opposite / Adjacent

Tan(56°) = h / 10

1.4825609 = h / 10

Multiply both sides by 10

1.4825609 * 10 = h

14.8256 = h

Hence, the height of the tree is 14.83 m(2 decimal places).


Scientists build a fence around an acacia tree. The fence has a perimeter of 192 feet and is
shaped like a regular octagon. How long is one side of the octagon?


I’m so bad at math

Answers

It is 24 feet.

An octagon has 8 sides
192/8=24
One side of the octagon is 24 feet long.

Hope this helped! If any questions, feel free to ask! :D

A hollow shaft has an outside diameter of 6.0cm and an inside
diameter of 4.0cm. The cross-sectional area of the shaft is:
Select one:
O a. 1571 mm sa
O b. 6283 mm sa
O c. 628 mm sa
O d. 1257 mm sa
Next page
Jump to...
.​

Answers

C is the correct answer

The cross-sectional area of the shaft is 314 mm²

The outside diameter (d₂) = 6 cm = 60 mm

The inside diameter (d₁) = 4 cm = 40 mm

The cross sectional area of the shaft (A) is given by:

A = π(d₂ - d₁)²/4

Substituting values:

A = π(60 - 40)²/4

Simplifying the equation:

A = 314 mm²

The cross-sectional area of the shaft is 314 mm²

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HELP QUIK PLS BRAINLIEST TOOOOO

Having a positive social media image means

using slang or acronyms when messaging teachers
saying unkind things about someone via text message
writing without using proper spelling and punctuation
having a respectable email address for school

Answers

Erm what do you mean?

Billy ate 5/4 pizzas and John ate 5/3 pizzas. How much more pizza did John eat than Billy?

Answers

Answer:

Step-by-step explanation:

5/12

Answer:

John ate 5/12 more pizza than Billy

Step-by-step explanation:

[tex]\frac{5x4}{3x4}[/tex]-[tex]\frac{5x3}{4x3}[/tex]

= [tex]\frac{20-15}{12}[/tex]

=[tex]\frac{5}{12}[/tex]

HELP!!!

18. A storage facility has small units designed to hold 40 - 50 large boxes, a large box on average weighs 85 lbs. On average, if someone fills the container to capacity, how much will all the boxes they store weigh?
a. 3400 lbs
b. 4250 lbs
c. 4175 lbs
d. 3825 lbs

Answers

Answer:

All the boxes in the store will weigh b. 4,250 lbs.

Step-by-step explanation:

Well, we know that the storage facility can hold a maximum of 50 large boxes, each weighing about 85 pounds.

85 x 50 = 4,250

Therefore, all the boxes in the store will weigh b. 4,250 lbs.

Hope this helps! :D

The answer will most likely be d I did the math and that’s what I got

I need that done by the end of the day please

Answers

Answer:

need what done?

Step-by-step explanation:

AYO HELP ASAP GET BRAINLIEST​

Answers

10/60 = x/30
Cross multiply
60x = 300
x=5

Answer:

it is 5

Step-by-step explanation:

So I need help with something so can you explain a coordinates plane

Answers

A coordinate plane is a two dimensional plane formed by the intersection of a vertical line called y axis and a horizontal line called x axis! Hope this helps

Answer:

sure so quadrant one is top right and its positive positive and quadrant 2 top left and is negative positive quadrant 3 is bottom left and negative negative quadrant 4 is bottom right and its positive negative

Step-by-step explanation:

Which expression is equivalent to -44
PLease asap 12 points please dont just take them

Answers

Answer:

|44|

Those are not Ones, those are the straight lines you can type using the Shift key and the key underneath the Backspace :)

Step-by-step explanation:

-44 is 44 places away from zero, and |44| is also 44 places away from zero. For those who are wondering, this symbol: | if is placed around a certain number, the positive or negative effect on that number is taken away, and the number is just thought as of that many spaces away from zero. EX: -9 => |9| is now not negative

Answer:

One equation is -22+-22

Help needed asap
If 0

Answers

Answer:

umm... i need a problem or anything bud

Step-by-step explanation:

April took out a $600 loan from the bank. At the end of 5 years, she pays back the principal, plus $60 simple interest.
What was the annual interest rate?

Answers

I think it would be 60 if not 120

Answer:

2%

Step-by-step explanation:

Find the equation of the line that contains the point (-1, -7) and is parallel to the line 4x + 5y = 9. Write the equation in​ slope-intercept form, if possible.

Answers

Answer:

4*1+5*1=9

Step-by-step explanation:

Hope this helps. :)

SOMEONE PLEASE HELP WILL MARK BRAINIEST PLEASE I AM NOT VERY GOOD AT MATH I NEEEED HELPPPPPP

Answers

Answer:

5150

Step-by-step explanation:

120000/3= 40000

40000*.12875= 5150

subtract 7x2+4x-9 from 5x2+10x-5

Answers

Answer:

2x^2-6x-4

Step-by-step explanation:

(7x2 + 4x - 9)

-(5x2 + 10x - 5)

=

7x^2-5x^2=2x^2

4x-10x=-6x

-9-(-5)=-4

thus, your answer is 2x^2-6x-4

Answer:

41

Step-by-step explanation:

because I did it on a calculator and get it mentally

Solve the inequality 6.2n < 2n + 8.4​

Answers

Answer:

n<2

Step-by-step explanation:

6.2n<2n+8.4

Move variable to the left hand side and change its sign

6.2n - 2n < 8.4

Combine like terms

4.2n < 8.4

divide both side by 4.2

n < 2

HELP PLS ARE THESE ANSWERS CORECT?!!!!!!!!!!! ILL GIVE BRANLIEST!

Answers

Answer:

a

Step-by-step explanation:

Hope this helps

Answer:

It’s the first one

Step-by-step explanation:

George Washington was reluctant to lead the Continental Army because he was worried about leaving his wife, Martha, alone if he were to be captured or killed during the war.

The table shows the number of diagonals that can be drawn from one vertex in polygon. Write an equation in function notation for the relation and find the number of diagonals that can be drawn from vertex in a 12-sided polygon.

Answers

Answer:

y = x - 3; 9 diagonals

Step-by-step explanation:

Find the equation: y = x - 3

Plug in 12: y = 12 -3

Solve: y = 9

9 diagonals

Hope this helps! Plz mark brainliest

The equation of function notation for the relation will be,

⇒ y = x - 3

What is Equation of line?

The equation of line in point-slope form passing through the points

(x₁ , y₁) and (x₂, y₂) with slope m is defined as;

⇒ y - y₁ = m (x - x₁)

Where, m = (y₂ - y₁) / (x₂ - x₁)

Given that;

Table is shown in figure.

Two points on the table are (3, 0) and (4, 1).

Now,

Since, The equation of function passes through the points,

(3, 0) and (4, 1).

So, We need to find the slope of the function.

Hence, Slope of the line is,

m = (y₂ - y₁) / (x₂ - x₁)

m = (1 - 0) / (4 - 3)

m = 1

Thus, The equation of function with slope 1 is,

⇒ y - 0 = 1 (x - 3)

⇒ y = x - 3

⇒ y = x - 3

Thus, The equation of function notation for the relation will be,

⇒ y = x - 3

Learn more about the equation of line visit:

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IF YOU ANSWER THE QUESTION IN THE LINK OF BRAINLY i WILL DO AN ESSAY FOR YOU!!!!!!!!!!!!! PLEASE AN ALGEBRA QUESTION IN EXCHANGE FOR SOMETHING YOU WANT JUST PLEASE ANSWER!!!!
Here's the link check it out!!! IT WAS DUE A WEEKZZ AGOOO
https://brainly.com/question/19688340


DONT ANSWER THIS QUESTION ONLY THE LINK!!

Answers

Answer:

Heredity refers to the genetic heritage passed down by our biological parents. It’s why we look like them! More specifically, it is the transmission of traits from one generation to the next. These traits can be physical, such as eye color, blood type or a disease, or behavioral. For example, the hygienic behavior of honeybees that drives them to remove sick larvae from the nest is inherited behavior.  

I need help ASAP x-3/8=3/20

Answers

Answer:

Step-by-step explanation:

6/8 can be simplified to 3/4. Therefore the answer is C. 20 X 3/4

Answer:

[tex]x=0.525[/tex] or [tex]x=\frac{21}{40}[/tex]

Step-by-step explanation:

The diameter of the solar system is about 300,000,000,000,000 kilometers,
which can be written as 3 x 100 kilometers. What is n?

Answers

Answer:

D. 14.

Step-by-step explanation:

As we know, 10 to the second power is 100, to the third power is 1000, and so on. These powers add a zero to the number. Since PEMDAS tells us to do exponents before multiplication, we need to find what power of 10 gives us 100,000,000,000,000. Let's count all the zeros. There are 14 zeroes. This means our answer is D. 14. Let's check, though. 10 to the 14th power is 100,000,000,000,000, and that times 3 is 300,000,000,000,000. That means our answer is correct, it is in fact, D. I hope this helps!

Edit: I changed the answer from 13 to 14 because I realized that 13 is incorrect.

solve the equation 2(x+2x)=36

Answers

Answer:

x = 6

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Brackets Parenthesis Exponents Multiplication Division Addition Subtraction Left to Right

Equality Properties

Algebra I

Combining Like Terms

Step-by-step explanation:

Step 1: Define Equation

2(x + 2x) = 36

Step 2: Solve for x

Combine like terms:                    2(3x) = 36Divide both sides by 2:               3x = 18Divide both sides by 3:               x = 6

Step 3: Check

Plug in x into the original equation to verify it's a solution.

Substitute in x:                   2(6 + 2(6)) = 36Multiply:                              2(6 + 12) = 36Add:                                    2(18) = 36Multiply:                              36 = 36

Here we see that 36 does indeed equal 36.

∴ x = 6 is the solution to the equation.

Answer :

2(x+2x)=36

2x + 4x =36

6x =36 is the answer

Hope it helped

Ivette buys a pack of 8 birthday cards for $1.20 using the nickels shown below. How much does he spend on each card??

Answers

Answer:

15 cents or 5 nickels

Step-by-step explanation:

It’s $1.20 for 8 birthday cards so you do 1.20 divided by 8.

1.20 divided by 8 is 0.15 which is 15 cents. 15 cents is equal to 5 nickels.

Hope this helps :)

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Read the following excerpt and answer the question belowAll natural persons, female and male alike, are equal beforethe law and have inalienable rights, among which are theright to enjoy and defend life and liberty, to pursuehappiness, to be rewarded for industry, and to acquire,possess and protect property; except that the ownership,inheritance, disposition and possession of real property byaliens ineligible for citizenship may be regulated orprohibited by law. No person shall be deprived of any rightbecause of race, religion, national origin, or physicaldisability.Florida ConstitutionWhich section of the U.S. Constitution protects these same rights?Article 1, the role of the legislative branchArticle 3, the role of the judicial branchthe amendmentsthe preamble When there is a decrease in exports from oil-producing countries, how does it affect countries that do not have a plentiful supply of oil? A. the price of food decreases B. the availability of workers decreases C. the use of automobiles increases D. the price of gasoline increases HELP PLEASE!!!! Picture below!! Will give brainlist!!! So before you go was there something I coy make your heartbeat better? (before u go- song) Have a splendid day the deltoids allow for a wide range of actions true or false please help I only have a couple minutes left C. Use the activity series of metals to predict the products of the following single-replacementreaction. Explain your answer. (1 point)NiCl2 + Fe 30 POINTS PLEASE HELP If biblio is a word root meaning "book, and phil means "love, then what does that make me because I am a bibliophile?................ ;) According to the chart below, what percentage of Ralphs expenses are items other than taxes? A circle graph titled Ralph's Annual Expenses. Federal taxes, 29 percent; State/local taxes, 6 percent; Housing and household, 25 percent; Food, 8 percent; Medical care, 11 percent; Transportation, 7 percent; Recreation, 6 percent; Clothing, 5 percent; Other, 10 percent. a. 65% b. 71% c. 75% d. 94% Nieva en ______.1. el verano2. el otoo3. el invierno4. la primavera whats the midpoint between -1,2 and -3,-4 Read the passage and examine the sketch of the Temple of Athena Nike. Choose the phrase that best completes each sentence.The position of the temple on the hill suggests that .The statue of Athena shows .The large columns suggest that the ancient Greeks valued .The frieze shows that the Greeks valued What element did the artist use in the image? cual es el genero utilizado en el poema dime vencedor rapaz i need help asap please! Write word equation for the chemical reaction that occurs when solid sodium oxide is added to water at room temperature and forms sodium hydroxide (dissolved in the water). Cells in one type of body tissue are identical to cells in other types.Agree or disagree? Read this excerpt from President Ronald Reagan's Address to the Nation following the explosion of the Challenger space shuttle. I've always had great faith in and respect for our space program, and what happened today does nothing to diminish it. We don't hide our space program. We don't keep secrets and cover things up. We do it all up front and in public. That's the way freedom is, and we wouldn't change it for a minute. We'll continue our quest in space. There will be more shuttle flights and more shuttle crews and, yes, more volunteers, more civilians, more teachers in space. Nothing ends here; our hopes and our journeys continue. I want to add that I wish I could talk to every man and woman who works for NASA or who worked on this mission and tell them: Your dedication and professionalism have moved and impressed us for decades. And we know of your anguish. We share it. There's a coincidence today. On this day 390 years ago, the great explorer Sir Francis Drake died aboard a ship off the coast of Panama. In his lifetime the great frontiers were the oceans, and an historian later said, He lived by the sea, died on it, and was buried in it. Well, today we can say of the Challenger crew: Their dedication was, like Drake's, complete. Which line from the excerpt is an example of evidence in a persuasive speech? Your dedication and professionalism have moved and impressed us for decades. On this day 390 years ago, the great explorer Sir Francis Drake died aboard a ship off the coast of Panama. Well, today we can say of the Challenger crew: Their dedication was, like Drake's, complete. I've always had great faith in and respect for our space program, and what happened today does nothing to diminish it. In early America, a ____considered the center of town,and used for all meetings andgovernment gatherings.A. meetinghouseB. churchC. school what is 2,584,606.61 rounded to the nearest dollar?