How can you tell if an element has been oxidized?
A. Its oxidation state has not changed in the reaction.

B. Its oxidation state is higher in the product than in the reactant

C. Its oxidation state is lower in the product than in the reactant.

D. It has a negative oxidation state in the product.​

Answers

Answer 1

Step-by-step explanation:

B. Its oxidation state is higher in the product than in the reactant


Related Questions

Help please as soon as possible :)))

Answers

Answer:

24m 10+3+3+2+6

Step-by-step explanation:

Answer:

i believe its 24m surface area

Step-by-step explanation:

sorry if wrong

In physics, the current (I), potential difference (V), and resistance ® of an electrical circuit are known to stand in the following relation. i=V/R Which of the following is the same equation solved for V?A. V=IR B. V= I(1-R) C. V=I/R D.V=R/I

Answers

Answer:

Step-by-step explanation:

The current that flows through most substances is directly proportional to the voltage V applied to it. The German physicist Georg Simon Ohm (1787–1854) was the first to demonstrate experimentally that the current in a metal wire is directly proportional to the voltage applied: I∝V I ∝ V .

Trapezoid ABCD is similar to trapezoid EFGH which OF THE FOLLOWING PROPORTIONS MUST BE TRUE ?

Answers

The third one is the correct answer I believe

) B. Communicate Precisely LaTanya wants to place

a lamp halfway between the chairs at points C

and D. How can you find the point where the

lamp should go?

C

Answers

Hi, you've asked an incomplete question. I attached the missing caption that completes the question.

Explanation:

By looking closely at the caption we notice there are measuring coordinates along the margin of the caption. To find the middle of the chairs, take note of the total coordinate distances between points C and D;

For the vertical axis, the distance is 4For the horizontal axis, the distance is 2

Substracting both differences in distances we get 2 (4-2) so at point (10, 7) we find the middle or halfway between the chairs at points C  and D.

Which of the following is the equation of a line in slope-intercept form for a
line with slope = 2/3 and y-intercept at (0,-2)?
O A. y = 2/3 x - 2
O B. y = -2/3x + 2
O c. y = -2x - 2/3
O D. y = -2/3 = x - 2

Answers

Step-by-step explanation:

A,

because we can use the formula y=mx+c

I just need a walkthrough or step by step process on how to get it so i can understand :)

Answers

Answer:

The answer and explanation  is located in the screenshot.

Step-by-step explanation:

Hope this helped! And have a wonderful day!

How much is 50 dollars

Answers

Answer
50 dollars
Explanation

Answer:

50 dollars

Step-by-step explanation:

For the formula x = 3y - z, what is the value of x when y = 4 and z = 1?

Answers

x = 3y - z, y = 4 and z = 1
x = 3(4) - 1
x = 12 - 1
x = 11

Answer:

here, x=3y-z then,

(substitute value of y and z)

x=3×4-1

=12-1

x=11ans

Each bottle of perfume contains 2.1 fluid ounces of perfume. The store sells 30 bottles. How many fluid ounces of perfume did the store sell in total

Answers

Answer:

63

Step-by-step explanation:

Answer:

Step-by-step explanation:so did u pass the edulastic test

Over the interval [0, 2), what are the solutions to sin(2x) = 2cos(x)? Check all that apply,

Answers

Answer:

pi/2 and 3pi/2

Step-by-step explanation:

on edge

The required solutions to sin(2x) = 2cos(x) are the following as :  [tex]\:x=\frac{\pi }{2}+2\pi n,\:x=\frac{3\pi }{2}+2\pi n[/tex].

What are Trigonometric functions?

Trigonometric functions are defined as the functions which show the relationship between the angle and sides of a right-angled triangle.

The equation of trigonometry functions is given in the question:

sin(2x) = 2cos(x)

We have to determine the solution to the given trigonometry equation

As per the question, we have

⇒ sin(2x) = 2cos(x)

Rewrite the above trigonometry equation,

⇒ sin(2x) - 2cos(x) = 0

⇒ 2sin(x)cos(x) - 2cos(x) = 0

Common factor out from the equation,

⇒ 2cos(x)[sin(x) - 1] = 0

Solving each part separately

2cos(x) = 0 and sin(x) - 1 = 0

cos(x) = 0 and sin(x) = 1

[tex]\:x=\frac{\pi }{2}+2\pi n, and \:x=\frac{3\pi }{2}+2\pi n[/tex].

Thus, the required solutions to sin(2x) = 2cos(x) are the following:  [tex]\:x=\frac{\pi }{2}+2\pi n,\:x=\frac{3\pi }{2}+2\pi n[/tex].

Learn more about Trigonometric functions here:

brainly.com/question/6904750

#SPJ2

Question 2 options: It is known that 50% of adult workers have a high school diploma. If a random sample of 8 adult workers is selected, what is the probability that less than 6 of them have a high school diploma

Answers

Answer:

(That is, find P(X≥5))        (keep 4 decimal places)

Step-by-step explanation:

JUST TRUST ME

At a rap concert, the ratio of the number of boys to the number of girls is 9: 5. If there
are 320 more boys than girls, how many boys and how many girls are at the concert?

Answers

Answer:

177.78

Step-by-step: Let's solve your equation step-by-step.

9

5

=

320

x

Step 1: Cross-multiply.

9

5

=

320

x

9*x=(320)*(5)

9x=1600

Step 2: Divide both sides by 9.

9x

9

=

1600

divided by 9 which will give you 177.78

solve this mathematical problem
20W!4X 10w! 2=?​

Answers

Answer:

this is just simplified

800w!^2

8. The number of dandelions growing on your lawn triples every 3 days. If your lawn started out

with 15 dandelions, how many dandelions would you have after 3 weeks?

Answers

Answer:

There will be 32805 dandelions after 3 weeks

Step-by-step explanation:

To determine number of dandelions after 3 weeks

1 week = 7 days

∴ 3 weeks = 3 × 7 days = 21 days

Hence, we will determine the number of dandelions after 21 days.

From the question,

The number of dandelions growing on the lawn triples every 3 days and if the lawn started out with 15 dandelions,

Then, After 3 days, there will be 3 × 15 dandelions = 45 dandelions

After 6 days, there will be 3 × 45 dandelions = 135 dandelions

After 9 days, there will be 3 × 135 dandelions = 405 dandelions

After 12 days, there will be 3 × 405 dandelions = 1215 dandelions

After 15 days, there will be 3 × 1215 dandelions = 3645 dandelions

After 18 days, there will be 3 × 3645 dandelions = 10935 dandelions

After 21 days, there will be 3 × 10935 dandelions = 32805 dandelions

Hence, there will be 32805 dandelions after 3 weeks.  

B
Find the perimeter of the triangle.
A)
20
B)
151
Eliminate
12 + 174
12 + VAT

HELPP PLEASE

Answers

Answer:

B

Step-by-step explanation:

GIVING BRAINLIEST FOR WHO ANSWERS FIRST.

Answers

Answer:

Option D: 66 degrees

Step-by-step explanation:

Interior angles of a triangle add up to 180 degrees.

Thus, 90+24+x=180 would be the equation you make to solve:

90+24+x=180

114+x=180

x=66

So <x=66 degrees

-9x - 5y = 26
4x -4y = -24

Answers

Answer:

(-4, 2)

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDASEquality Properties

Algebra I

Solving systems of equations using substitution/eliminationSolving systems of equations by graphing

Step-by-step explanation:

Step 1: Define systems

-9x - 5y = 26

4x - 4y = -24

Step 2: Rewrite systems

4x - 4y = -24

Add 4y to both sides:                    4x = 4y - 24Divide 4 on both sides:                 x = y - 6

Step 3: Redefine systems

-9x - 5y = 26

x = y - 6

Step 4: Solve for y

Substitution

Substitute in x:                    -9(y - 6) - 5y = 26Distribute -9:                       -9y + 54 - 5y = 26Combine like terms:           -14y + 54 = 26Isolate y term:                     -14y = -28Isolate y:                              y = 2

Step 5: Solve for x

Define original equation:                    4x - 4y = -24Substitute in y:                                     4x - 4(2) = -24Multiply:                                                4x - 8 = -24Add 8 to both sides:                            4x = -16Divide 4 on both sides:                       x = -4

Step 6: Graph

Check the solution set.

What is the Equation of this Trend line

K=_ J+_

Answers

Answer:so the standard form is y = mx + b

m is the slope (rise/run)

b is the y-intercept or where the slope intercepts the y-axis

so you end up with

k = (4/-2)j + 24

simplify this to

k = -2j + 24

Step-by-step explanation:

What is the sign of the product (–5)(–3)(–8)(–6)? Positive, because the products (–5)(–3) and (–8)(–6) are negative, and the product of two negative numbers is positive Positive, because the products (–5)(–3) and (–8)(–6) are positive, and the product of two positive numbers is positive Negative, because the products (–5)(–3) and (–8)(–6) are negative, and the product of two negative numbers is negative Negative, because the products (–5)(–3) and (–8)(–6) are positive, and the product of two positive numbers is negativeWhat is the sign of the product (–5)(–3)(–8)(–6)? Positive, because the products (–5)(–3) and (–8)(–6) are negative, and the product of two negative numbers is positive Positive, because the products (–5)(–3) and (–8)(–6) are positive, and the product of two positive numbers is positive Negative, because the products (–5)(–3) and (–8)(–6) are negative, and the product of two negative numbers is negative Negative, because the products (–5)(–3) and (–8)(–6) are positive, and the product of two positive numbers is negative

Answers

Answer:

The sign is positive.

Step-by-step explanation:

(-5)(-3)

= 15 (double negative)

15(-8)

=-120 (positive negative)

(-120)(-6)

= 720 (negative negative)

Therefore, the sign of the answer is positive.

Hope this helped!

Answer:

The sign is postive

Step-by-step explanation:

(-5)(-3)

= 15 (double negative)

15(-8)

=-120 (positive negative)

(-120)(-6)

= 720 (negative negative)

In the diagram find m angle BAC

Answers

Answer:

I'm thinking b not 100 percent sure

Answer:

The answer is B) 122 degrees

The temperature was 12°C before the storm. During the storm, the temperature dropped 19°C. What was the temperature at the end of the storm?​

Answers

Answer:

-7 degrees celsius

Step-by-step explanation:

12-19=-7

Answer:

-7

Step-by-step explanation:

12 - 19 = -7

what is the value of x in 6x=54

Answers

Answer:

x=9

Step-by-step explanation:

6(9)=54

Which like is the Skew to RQ. (hint not MN)

Answers

I think it might be three

-3x=2x+19 solve ​pls

Answers

Answer:

-19/5

Step-by-step explanation:

2x+3x+19=0

5x=-19

x=-19/5

-19/5
I hope this helped in some way

-0.8 + 40 - 8x - 35 can you please help with this pre algebra

Answers

-8x + 4.2 is the answer

Answer:4.2-8x

Step-by-step explanation:

-0.8-40-35=4.2 -8x

PLEASE HELP We have a line 3x+5y=20 what is the slope of the perpendicular line to this line

Answers

Answer: The slope is 3/5x

Step-by-step explanation:

Rewrite it

5y = -3x + 20

Divide by 5

y = -3/5x + 4

turn the slope into a positive

y = 3/5x

How many 5-digit positive integers are there all of whose digits are even?
a) 500
b)2500
c)3125
d)12500
e) 45000

Answers

Answer:

45,000

Step-by-step explanation: There are 45,000 5 digit positive integers whose didgit-sum is odd.

2. What is the place value of the 5 in 3562? ​

Answers

Answer:

Hundreds Place

Step-by-step explanation:

The 5 is in the hundreds place.

Hope this helps :D

3 is the thousands place

5 is the hundreds place

6 is the tens place

2 is the ones place

You tell me the answer.

Express in p/q form 0.125125125

Answers

Answer:

Step-by-step explanation:

Solution

0.125125125

Cut . Thus after cut . Count numbers then we get there is 9 numbers so divide it in form of 0 like

Thus after cutting . we get

125125125

___________

1000000000

It is in p/q form

Answer:

[tex]\frac{125}{999}[/tex]

Step-by-step explanation:

Create 2 equations with the repeating numbers 125 placed after the decimal point.

let x = 0.125125125 → (1) ← multiply both sides by 1000 )

1000x = 125.125125125 → (2)

Subtract (1) from (2), thus eliminating the repeating decimal

999x = 125 ( divide both sides by 999 )

x = [tex]\frac{125}{999}[/tex] ← in the form [tex]\frac{p}{q}[/tex]

Rewrite the following expression using the distributive property: 12x + 20

Answers

Answer: 4(3x +5) or 2(6x +20)

Step-by-step explanation:

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