Please help fast

In chemistry class, Bob recorded the volume of a liquid as 17.8 mL. The actual volume was 17.2 mL. Use the formula to find percent error of Bob's measurement to the nearest tenth of a percent.

Percent Error =
|Experimental Value − Actual Value|
Actual Value × 100

Answers

Answer 1

Answer:

The Percent Error is 6%

Experimental Value 17.8mL Actual Value 17.2mL

17.2x100=1720mL

Step-by-step explanation:

I don't know how to explain it srry :/

Answer 2
Error is 6 I did this

Related Questions

What is the length of the hypotenuse of the triangle?

Answers

Step-by-step explanation:

Hey there!

Here;

ABC is a Right angled triangle.

Taking reference angle as angleA.

Now;

Hypotenuse (h) = AB

Perpendicular (BC)= 24 ft.

Base(AC)= 10 ft.

Now, Using Pythagoras relation;

[tex]h = \sqrt{ {p}^{2} + {b}^{2} } [/tex]

Put all values.

[tex]h = \sqrt{ {24}^{2} + {10}^{2} } [/tex]

Simplify it.

[tex]h = \sqrt{576 + 100} [/tex]

[tex]h = \sqrt{676} [/tex]

Therefore, h= 26ft.

ANS: OPTION A.

Hope it helps....

Answer:

A. 26ft

Step-by-step explanation:

h= 26ft

Alright I need some advice (THIS IS ONLY FOR MY FANS!!) should I try doing jokes on yt or somthing? And if you guys can I need some more points so I can get some more jokes in.

Answers

Answer:

do jokes

Step-by-step explanation:

Can anyone help me?
I'll put all the questions here.

1) Describe the pattern that is being followed: 1, 5, 10, 16 . . .
What are the next two numbers in the sequence?

2) Describe the pattern that is being followed: 1, 3, 7, 15 . . .
What are the next two numbers in the sequence?

3) Describe the pattern that is being followed: 1, 2, 3, 5, 8 . . .
What are the next two numbers in the sequence?

Will mark brainly if you get all of them!!

Answers

It’s moves 1 up every time

Answer:

Step-by-step explanation:

1) 1 +4=5      

      5+(4+1) = 10

     10 +(4+2)=  16......

2)       0+1 = 1

            1+2 = 3

            3+4 = 7

             7+8= 15          

 ADD THE NEXT NUMBER   15+16 = 31

   

3)           0+1 = 1

                1+1=2

               2+1= 3

               3+2 = 5

               5+3= 8                               8+5=13.........

   

HELP PLEASE!!!!!!
Create a situation that could be modeled by the equation f(x) = 2x + 7.

Answers

A situation: A babysitter charges 7 dollars for every kid. She additionally charges 2 for every hour she babysits. How much would she make if she babysat x number of kids?

Shannon scored 36 points on 6 questions on her test. What is the unit rate for one question?

Answers

Answer:

6

Step-by-step explanation:

6 is the answer for this proquestion

What is 7234433443433456 × 45678456783456789 = ? What is the answer to this.

Answers

Answer:

the answer is 3.3045776e+32

Step-by-step explanation:

this equation dosent really make sense..

3.3045776e+32
Google says it

Find the slope of the line

Answers

I think the slope of the line is 1/2, I couldn’t really tell from the picture.

First 5 multiples of 6: 6, 12, 18, 24, 30
First 5 multiples of 9: 9, 18, 27, 36, 45
What is the least common multiple (LCM) of 6 and 9?
A. 54
B. 18
C. 27
D. 9

Answers

Answer:

18

Step-by-step explanation:

theyy both go into 18

The least common multiple (LCM) of 6 and 9 is 18. so, the correct answer is B. 18.

To find the least common multiple (LCM) of 6 and 9, we can list their multiples and look for the smallest common multiple.

The first 5 multiples of 6 are

6, 12, 18, 24, 30.

The first 5 multiples of 9 are

9, 18, 27, 36, 45.

From these lists, we can see that the smallest common multiple of 6 and 9 is 18.

Therefore, the correct answer is B. 18.

Learn more about LCM here;

https://brainly.com/question/13066728

#SPJ6

8. The figure shows a triangle ABC where
ZABC = 35. H lies on BC such that the length
of HC is twice that of BH. Find ZACB.

Answers

Answer:

theres no choices ?

Step-by-step explanation:

Answer:

{{BC,35H}}

Step-by-step explanation:

Magdeline wants to know if the number of words on a page in her art book is generally more than the number of words on a page in her science book. She takes a random sample of 25 pages in each book and then calculates the mean, median, and mean absolute deviation for the 25 samples of each book.

Book Mean Median Mean Absolute Deviation
Art 68.7 50 15.4
Science 54.2 55 7.9


She claims that because the mean number of words on each page in the art book is greater than the mean number of words on each page in the science book, the art book has more words per page. Based on the data, is this a valid inference? (10 points)
Group of answer choices

Yes, because the mean is larger in the art book

No, because the mean is larger in the art book

Yes, because there is a lot of variability in the art book data

No, because there is a lot of variability in the art book data

Answers

Answer:

No, because the mean is larger in the art book

Step-by-step explanation:

give me brainliest plz because i answered

HELP PLEASE WITH THIS MATH PLS

Answers

4(-2/3) = -2.666666666667

You should simplify this equation into 4 x ((-2)/ 3).

Answer:

-2.666666666667

simplify this equation into 4 x ((-2)/ 3).

I need it done assapppp

Answers

In order to find the solution, You would first line line the equation up. then, you would subtract -200 by 15. The answer would be -185. I know the answer will be negative because -200 is too big for 15 to make the solution positive. If you had a positive 201 plus -200 the answer would be equivalent to a positive one because the positive would cancel out the negative.

Included: Negative, positive, equivalent.

explanation/ statement:

"I think I should subtract -200 by 15. which one equal -185. I know the answer will be negative because -200 is too big for 15 to make the solution positive.

In fact, If you had a positive 201 plus -200 the answer would be equivalent to a positive one because the positive would cancel out the negative one.

Hi! I really hope this helps and have a great day/night from you are!

the cost of building an airplane with 200 seats is about 100$ million if the cost in million of dollars c is proportional to the number of seats what equation can be used to determine the cost , in millions of dollars to bulid an airplane with any number of seats?

Answers

Answer:

i dont remeber the exact answer but with the millions get rid of the 0s to add easier

Step-by-step explanation:

100 seats will be needed n the aircraft.

There are approximately 7.5 × 10 18 grains of sand on Earth. There are approximately 7 × 10 27 atoms in an average human body. Are there more grains of sand on Earth or atoms in an average human body? How do you know?

Answers

Answer:

147

Step-by-step explanation:

i used a calculator/ kinda common since

Answer:

7.5 x 10^18 = 7500000000000000000

7 x 10^27 = 7000000000000000000000000000

Step-by-step explanation:

Therefore, there are more atoms in the human body.

Write 16 + 32 as a product of two factors using the GCF and the distributive property.
16 + 32 = ? (4, 8, 16, or 32 are the numbers below the question mark) ( ? + ? ) (1, 2, 4, and 8 are below both of the question marks in the parentheses)

Answers

Answer:

16 (1+2)

Step-by-step explanation:

factors of 16: 1,2,4,8,16

facfors of 32: 1,2,4,8,16,32

16 x 1 = 16

16 x 2 = 32

We are required to write 16 + 32 as a product of two factors using the GCF and the distributive property.

16 + 32 as a product of two factors using the GCF and the distributive property is 16(1 + 2)

given:

16 + 32

Factors of 16 = 1, 2, 4, 8 and 16

Factors of 32 = 1, 2, 4 8, 16 and 32

The highest common factor of 16 and 32 is 16

check a factor of 16 that can multiply 16 to give 16

= 16 × 1

check a factor of 32 that can multiply 16 to give 32

= 16 × 2

So,

(16 × 1) + (16 × 2)

= 16(1 + 2)

Therefore,

16 + 32 as a product of two factors using the GCF and the distributive property is 16(1 + 2)

Read more:

https://brainly.com/question/21032608

ANSWER MY LAST QUESTION FAST!!!

Answers

Answer:

why :)

Step-by-step explanation:

Have a good day smile big dont let anyone hurt u ur beautiful :)

Answer:

Step-by-step explanation:

where is your last question?

Tell if the ratios form a proportion

Answers

Answer: false

Step-by-step explanation:

What is the equation of the line shown in the graph?



Drag and drop the expressions to write the equation of the line in slope-intercept form.

y=_+_

Answers

Y=2x+4 the slope is 2 because it has a rise of 2 and a run 1 which means it goes up 2 and goes to the right 1 and the y intercept is 4 which makes the equation y=2x+4
y=2x+4. i’m pretty sure

Plz help I will mark brainlest on first answer!

Answers

1. D. 950 km

----------------------

3.8x250 = 950

2. C. PQ

------------------------------

XY corresponds to PQ

B,c,D do look close to being right closely and I could be wrong but I’m just trying to get my question asked so go with YZ (b) because it’s on the right angle and is parallel to RQ

Needed asap please,



Brittney can spend no more than $15 for new fish in her aquarium.
a. Let f be the number of fish she can buy. what inequality represents the problem?

b. How many fish can brittney buy?

Answers

Answer:

A - 15 ≥ f

Step-by-step explanation:

I don't know about B, because we don't know how much 1 fish costs.

Answer:

a) 3.00f ≥ 15

b) Brittney can buy 5 fish

A & B ) 3.00f ≥ 15÷3.00= 5

f ≥ 5 fish

PLEASE help haha. Please add an explination as well!

Answers

Answer:

2R10

Step-by-step explanation:

2*40 equals 80 but you need to get to 90 so you have 10 remaining.

2R10
2*40 is equal to 80

Cell phone cases cost $12 each. Write an equation to find y, the total cost of x number of cases.

Answers

Answer:

y=12x

Step-by-step explanation

Let's assign meaning to the variables

y= the total cost

x=the number of cases purchased

Since y is the total it is going to be our ending value so y=12x

Hope this helps!

y = 12x (that’s it!!)

Find the length of the unknown side. Round your answer to the nearest whole number.

Group of answer choices

7 meters

9 meters

10 meters

12 meters

Answers

the answer is 72.8. in order to solve this problem, you need to use the pythagorean theorem. the equation is c^2-b^2=a^2.

75^2-18^2=a^2

75 squared minutes 18 squared is 5301. then you need to find the square root of 5301.

the square root of 5301 is 72.8079666, rounding to 72.8.
The answer is 72.8 and you are welcome have a great day

00:00

Mia agrees to borrow a 3-year loan with 4% simple interest to buy a motorcycle.

Part A
If Mia will pay a total of $444 in interest, how much money did she initially borrow? Enter your answer in the box.

$

00:00

Part B
How much interest would Mia pay if the simple interest rate were 5%? Enter your answer in the box.

$

Answers

Answer:

Part A: She borrowed: 3700

Part B: She would pay 555 in interest.

Step-by-step explanation:

Since, simple interest is,

Where, P is the principal amount,

r is the annual rate of interest,

t is time ( in years ),

Part A :  Here, S.I. = $ 444,

t = 3 years,

r = 4 %,

Thus,

Hence, She borrowed $ 3700.

Part B :

Here, r = 5 %, t = 3 years, P = $ 3,700,

Hence, She would pay $ 555 interest.

What are the like terms in the expression below?
3x + 8 + 3y + 8x

A 8 and 8x C 3x and 8x

B 3x and 3y D 3x, 3y, and 8

Answers

Correct answer:

C) 3x and 8x

Step-by-step explanation:

At first I thought the correct answer was D.

You may Have thought that too but that is not the correct answer.

You see 3x and 8x are both like terms because they both have x

but..

The other 3 does not have a x it has a y

I hope this helps

Let me know

:)

What should the following rate be divided by to convert it to a unit rate?

6 inches
________
12 hours

Answers

Answer:

Unit rate is a rate that has 1 as denominator.

Given the rate: 6 inches / 12 hours, we have to divide numerator and denominator by 12 to transform the denominator in 1, as follows:

\frac{6}{12} = \frac{6/12}{12/12} =

12

6

=

12/12

6/12

= 0.5 inches/hour

Can someone explain the process to answer this?

Graph the line that represents the equation 3y = 2x + 9

Will Give Brainliest!

Answers

Answer:

I suggest using Desmos and copying off there

Step-by-step explanation:

The answer would be y=2/3x+3 because you have to get it into slope intercept form by dividing 3 on both sides.
The y intercept would be (0,3) then the slope would be 2/3x so you move up 2 then to the right 3

If there are 24 boys and 36 girls in a room, fill out all of the possible ratios of boys to
girls that could be made.
There are 24 boys for every 36 girls (24:36 ratio)
There are boys for every girls try
Type in an equivalent ratio of boys and girls

Answers

4:6 is one ratio, 2:3 is another ratio

Answer:

4:6

Step-by-step explanation:

Divide both #s by 2, 4, 6, or 8 and you'll get an equivalent ratio

(I divided by 6)

Plz make me brailiest :))))

Match each quantity in the first list with an appropriate unit of measurement from the second list.
g

1.
The volume of a refrigerator


2.
Distance a person can run in 10 minutes


3.
The surface area of a tissue box


4.
The perimeter of a baseball field


5.
The surface area of the moon


6.
The volume of a large lake


7.
The length of macaroni noodle


8.
The area of a bed sheet
a.
cubic kilometers
b.
square inches
c.
meters
d.
square kilometers
e.
centimeter
f.
mile
g.
cubic feet
h.
square feet



Match them up

Answers

i hope this helps!!!!

PLZ HELP ME IM VERY CONFUSED! BRAINLIEST TO THE FISRT PERSON WITH WORK! AND 50 POINTS! AND ONLY ANSWER IF YOU HAVE AN ANSWER!!!!!!!!!!

The Hamptons Family has a fish tank holding 10,450 ml of water. The water is leaking at a rate of 270 ml per minute.

Part A: Define the input and output in the given scenario.


Part B: Write a function to model this situation.


Part C: How many liters of water will be left in the tank after 10 minutes
(hint: liters, not milliliters)

Answers

Answer:

The output would depend on the input so relating this to the question, the input is the time (in minute) and the output is the amount of water left in the tank

We can give a letter 't' for the time, the input, and f(t) for the output

----------------------------------------------------------------------------------------------------------------

The original amount of water in the tank is 10450, so this will be the fixed constant.

The amount of water lost per minute is 270 so this will be the term that varies depends on the variable of time, we write this as 270t

The function is given f(t) = 10450 - 270t

--------------------------------------------------------------------------------------------------------------

Given, t = 10

f(10) = 10450 - 270(10)

f(10) = 7750 ml

Step-by-step explanation:

Answer:

 Part A:

Since the rate of 270 ml per minute has units of ml per minute, then yy must have units of ml and x must have units of minutes. The input must then be the number of minutes the tank is leaking for and the output is the number of ml of water remaining in the tank.

Part B:

Since the tank is leaking 270 ml per minute, then after x minutes, 270x ml of water has leaked out of the tank. The tank initially has 10,450 ml of water so after x minutes, there is y=10,450−270x ml remaining in the tank.

Part C:

After x=10 minutes, the amount of water remaining in the tank is y=10,450−270(10)=10,450−2,700=7,750 ml. There are 1,000 ml in 1 liter so 7,750 ml = 7.75 liters. There are then 7.75 liters of water left in the tank after 10 minutes.

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