# Posts by Arianna

Total # Posts: 97

**science**

Where will the African Plate be in 100 million years?

**Organic Chemistry**

The compounds below are contained in a mixed sample. Rank the compounds in order of elitism if separated using a silica gel column rank them from what elutes first to what elutes last. Benzoic acid, 1,3-dichlorobenzene, tert-butylcyclohexane, and 2-pentanol So far from first ...

**Riddle**

Jane had 7 children, her mom gave birth to 7 children as well, Jane lost 7 her children but her mom kept 6. How many children does her mom have?

**Math**

34344544

**math**

Trapezoid ABFE is similar to trapezoid EFCD. What is the length of DC?

**Math**

Lenora is using the recipe of 1/3 cup vegetable oil, 1/4 cup vinegar, salt and pepper to taste. She wants to make 20 batches of the recipe. How much vegetable oil and how much vinegar does she need?

**Math**

Miguel walks 3/4 mile around the high school track in 1/2 hour.how far can he walk in 2 hours?

**Algebra 2**

A normal distribution has a mean of 240 and a standard deviation of 4.8. What is a z-score of 230? What is a z-score of 245? Round to the nearest hundredth. Enter your answers in the boxes. A Z-score of 230 is 6 A Z-score of 245 is <i'm confused for this one

**Algebra 2**

Which probability matches the probability histogram? Assume that there are 2 trials. X = 2 where X represents the number of successes. . P(success)=0.3 P(success)=0.4 P(success)=0.6 P(success)=0.7 <I chose this.

**Math**

The earth takes 365 1/4 days to go around the sun. Mercury takes 3 days less than 1/4 of this time. How many days does Mercury take to go around the sun? I believe I would have to find 1/4 of the 365 1/4 days then take 3 days out. I was given this do as home work but was not ...

**English**

Which phrase best describes the word choice and voice of "Theme for English B"? dull and old-fashioned formal and fancy wordy and vague <my answer clear and candid

**math**

A recipe calls for 3/4cup rice how many cups of rice are needed to make the recipe 14times

**World History**

What was the outcome of the Seven Weeks' War? (5 points) Austria won and reasserted herself as leader of Germany. Prussia won and reasserted herself as leader of Germany. France won and reasserted herself as leader of Germany. No one won. It was a stalemate.

**science**

I need help

**science**

what is the number of cycles an oscillator completes in one second is known? what is a force that always acts to pull a system back toward its equilibrium position? what is the distance from one point on a wave to the same point in the next cycle of the wave called? what is ...

**Math**

There were three questions on my homework sheet: X^2/5-8=-3 (by / I mean fraction bar) X(x-10/x)=-46 3x^2-5=7x^2-5 Also describe some work thx

**Art**

What is a Neoclassical economist characteristics of Thomas Jefferson's Monticello? Monticello is based on a complex, asymmetric plan. Monticello contains columns, porticoes, and domes used in Roman architecture. Monticello is constructed with many fanciful details on the ...

**Geometry**

My choice- C

**Geometry**

The endpoints of a line segment are at the coordinates (4, -2, 5) and (6, 4, -3). What is the midpoint of the segment? (-2, -6, 8) (10, 2, 2) (5, 1, 1) (-1, -3, 4)

**Geometry**

What is the distance between (5, -6, 4) and (4, -4, -2)? sqrt9 sqrt41 sqrt39 sqrt35 My choice- sqrt35

**Geometry**

There was no typo, I had just submitted my quiz and the choice I originally picked was correct.

**Geometry**

4x-4y+z+4?

**Geometry**

Which equation has intercepts x(1, 0, 0), y(0, -1, 0), and z(0, 0, 2)? 3x-2y+6z=12 2x-2y+z=2 4x-4y+z=4 x-y+2z=4 My answer- 2x-2y+2=2

**Music**

Which member of the rhythm section is responsible for giving cues about upcoming changes in the music or that a new section of music is about to occur? drums bass piano saxophone My answer- bass

**social studies**

You're answer is correct.

**Math**

Vinnie decorated 72 cookies in 36 minutes how many cookies did he decorate per minutes

**physics**

d=vt d= (1150 m/s)(3.25 s) d= 3737 x 2 d= 7474 m

**physics**

A ship emits a sound wave to the bottom of the ocean in water, whose speed is 1150 m/s. It takes 3.25 seconds for the sound to return. Determine how deep the ocean is.

**Algebra**

Lisa buys a cell phone that is on sale for 15% off the original price. The original price is $180 more than the sale price. What is the original price of the cell phone.

**physics**

A small sphere of mass m is connected to the end of a cord of length r and rotates in a vertical circle about a fixed point O. The tension force exerted by the cord on the sphere is denoted by T . What is the correct equation for the forces in the radial direction when the ...

**math**

the answer is 20, i got it from Khan Academy, it gave me the answer.

**Language Arts**

the answer is c

**Math**

You complete 3 centimeters of a necklace in an hour. Each hour after the first you triple the length of the necklace. Write an expression using exponents for the length of the necklace after 3 hours. Then find the length

**Anatomy**

A patient has type AB blood. Ifthey received a transfusion of type AB blood, predict and expla in what would happen

**math rounding**

Idk tell me the answer because i asked you first

**Science Plzz Help**

1.-D 2.-B 4.-C

**Science**

1.= A 2.= B 3.= C that's all I know

**Science**

the answer is A.

**science**

Thank you!!!!!

**basic english**

Dolly must clean up her room before she goes out. In this sentence, what word begins the subordinate clause?

**math super urgent**

k thanks ill try it and see what she says

**math super urgent**

that is all it says

**math super urgent**

Louis and his friends shared an equal amount of money between them. They each got $1.20. How much money was there? How many friends did Louis have? also please explain answer.

**math**

Louis and his friends shared an equal amount of money between them. They each got $1.20. How much money was there? How many friends did Louis have

**Math**

Thanks! so then for this equation: 7m-9m= -12 does m= -12?

**Math**

2x-x=1.5

**math**

What is the range of 36,75,63,49,83,46,54,79?

**AP Chem**

I had to do an experiment to calculate the enthalpy of solution of Epsom salts. I'm stuck on how to calculate the amount of the reactant in moles. Here's some preliminary data: 37.58 g of Epsom salts in the solution Molar mass of solution: 246.48 g/mol I'm not sure...

**Math**

Three vertices of a quadrilatral are (-1 -1), (1, 2), and (5, -1). What are the coordinate of two vertices that will form two different parallelograms?

**Math**

Trish says that if 5/7 of her pencils are yellow, then 2/7 are not yellow. Is she correct. Explain

**MATH**

he will pay 5004

**MATH**

WALTER HAS A CAR PAYMENT OF 417.HOW MUCH WILL HIS CAR PAYMENTS TOTAL IN ONE YEAR?

**3rd Grade reading**

5x5=25

**geometry**

You were literally no help Chandler. I am doing this assignment. The answer is " Without changing the width and position of the compass, draw an arc between L and M " for anyone that needs it (:

**Language**

How do you diagram the sentence ..John Wycliff taught at Oxford,and translated the Bible, into English?

**Chemistry**

Given the reaction NH3(g) + O2(g)--> NO(g) + energy, in what direction will the reaction shift if you: a)remove O2 (g) b)increase the pressure by decreasing the volume c)decrease the temperature d)add a catalyst

**math**

on a trip to the mall amber spent half her money on clothes and one fourth of her money on a gift for a friend. she spent 24 dollars in all. how much money did

**Stats for Psychology**

Not sure how to rewrite this question: ht tp://img221. imageshack.us/ img221/601/question2. jpg Get rid of all the spaces to see image of question: Delete the space between ht and tp delete the space between 221. and imageshack delete the space between us/ and img delete the ...

**Psychology Statistics**

Delete the space between ht and tp delete the space between 221. and imageshack delete the space between us/ and img delete the space between question2. and jpg

**Psychology Statistics**

Not sure how to rewrite this question: ht tp://img221. imageshack.us/ img221/601/question2. jpg Get rid of all the spaces to see image of question.

**Statistics Psychology**

ht tp://imageshack.us/ photo/my-images/708/question1c. jpg/ try this one, hopefully it works! DELETE THE SPACE between ht and tp: delete the space between / and photo & delete the space between . and jpg

**Statistics Psychology**

I'm confused about how to prove this question: ht tp://imageshack.us/ photo/my-images/708/ question1c. jpg/ Get rid of all the spaces

**Chemistry**

What volume of 0.500 M hydrochloric acid is required to exactly neutralize 40.00 mL 0.150 M NaOH?

**Chemistry**

Never mind I figured it out!

**Chemistry**

The solubility of Mg(OH)2 in a particular buffer solution is 0.63g/L .What must be the pH of the buffer solution? I am unsure of where to start since this is the first solubility problem that I've done that has included the density.

**Chemistry**

A 100.0 ml sample of .50 M HCl (aq) is titrated with a .10 M NaOH. What volume of the NaOH solution is required to reach the endpoint of the titration?

**Chemistry**

If 62.7 ml of .208M HCL is needed to needed to neutralize a solution of Ca(OH)2, how many grams of Ca(OH)2 must be in the solution?

**Trigonometry**

N-1

**Math**

If I had 40 pounds of pecans and each pound is $2.50 how much money will I have

**Math**

Rubber stripping for a trailer needs to be exactly 2.93 meters long. About how many of these pieces can be cut from a 12-meter length of rubber stripping? Estimate by using compatible numbers.

**Physics**

A light spring of constant k = 158 N/m rests vertically on the bottom of a large beaker of water (Fig. P9.34a). A 5.55 kg block of wood (density = 650 kg/m3) is connected to the spring and the mass-spring system is allowed to come to static equilibrium (Fig. P9.34b). What is ...

**Science**

What word does acnsrl spgei

**math**

use counter to show a group with more. draw and color

**5th grade input/output**

2 divided by 6+9=

**math**

25=5^3x-1

**algebra 2**

suppose you have an outdoor pool measuring 25ft by 10ft. you want to add a cement walkway around the pool. if the walkway will be 1ft thick and you have 304ft of cement how wide should the walkway be? write the quadratic equation to model the volume of the walkway

**algebra 1**

Which two of the four equations represents parallel lines?

**9th grade**

A new high school has just been completed. There are 1,000 lockers in the long hall of the school and they have been numbered from 1 to 1,000. During lunch, the 1,000 students decide to try an experiment. - The first student, student 1, runs down the row of lockers and opens ...

**2nd grade fraction question**

Damon Thanks alot!!! Your awesome!! Now I just gotta help her without giving her the answers :) Have a wonderful night!! Thank you thank you thank you!!!!!!

**2nd grade fraction question**

opps except we used 9 twice and didn't use the number 6??

**Thanks Damon I really appreciate it. I havent done fractions in a long time and trying to help my 8**

Thanks Damon I really appreciate it. I havent done fractions in a long time and trying to help my 8 year old.

**2nd grade fraction question**

I seem to only be comming up with 4 fractions that are less than 1/2 using the number 0-9 only once each?

**2nd grade fraction question**

Only using the numbers 0-9 once each is it possible to make 5 fractions that are less than 1/2?

**Math**

Im sorry can you do this with using the numbers 0-9 only once each number?

**Math**

Is it possible using the numbers 0-9 to make 5 fractions that are less than 1/2?

**Math**

Day 1:2 Day 2:4 Day 3:6 Day 4:8 Day 5:10

**reading**

It is the verb

**Algebra**

how do you add integers

**algebra**

One number is 6 less than another number. The sum of the numbers is 24. Let x and y be the two numbers. Which system of equations can be used to find the numbers?

**english**

That is a good idea. Make sure you state the thesis in the last sentence of your first paragraph. Your first paragraph should be the introductory part. Also, when using quotes, using the proper citation format, both in your essay and if you do a work cited page as well. The ...

**spanish**

Hi, In the first sentence you put mi familia y you estabamos, I think you meant mi familia y yo, meaning my family and I. I'm not sure what nota de sexto means, maybe you should try putting the specific date instead. I think you should change hacia in the third sentence ...

**math**

I ended up understanding it on my own anyway, but thanks.

**english**

You should phrase the first sentence like this: 1. Regardless of how misery transforms a person, many people want to get rid of the feeling. The second sentence is okay, although I would suggest changing things to committing actions that seem out of the ordinary. The third ...

**math**

Hi, I had a question about exponential functions. If f(x)=ab to the x power, were a does not equal zero, b is greater than 0 and b does not equal one. Therefore if b=1/2, then the graph of the function never crosses the y-axis. What is the answer to this question, true or ...

**English**

You can try looking at facts that you think are pertinent, such as vocab words, and dates where major events happens, as far as historical texts and some science books are concerned. If you are talking about book, you can try to find quotes that really stick out with what is ...

**math**

$7.00 more than the the exact answer because $6.59divided by 9=$6.95. and 63 divided by 9=7. And6is not7more than 7!!!!!!!!!!

**spelling**

spread-spreader length-strength toss-throw green-screen boulevard-street goat-throat screw-screwdriver downpour sprinkle nine-three yelling-screaming change-strange string-thread river-stream thorns-scratch tree-spruce threw-through fly-spry brush scrub wow this is weird we ...

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