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Posts by emma

Total # Posts: 1,726

Math
Ok so I have this word problem that I can't figure out. Help please!! Sandra is trying to use her old cell phone to call her best friend. She can be no more than 3 miles from a tower in order to get a signal for her phone. If the telephone tower is 252 feet tall, find the ...

Physics
A 15 kg uniform disk of radius R = 0.25 m has a string wrapped around it, and a m = 3.3 kg weight is hanging on the string. The system of the weight and disk is released from rest. When the 3.3 kg weight is moving with a speed of 2.1 m/s, what is the kinetic energy of the ...

Physical Science
An athlete wants to finish a 5K face in 25 minutes. If she runs at a constant speed of 3.4 m/s, will she meet her goal?

Decimal division
I would write 0.7/0.0035=200.0

Math
If you start with a number, subtract 14, then divide by 12, the result is 248. What was the original number?

math
Its closer to the 7

math
The time is 6:10 Is the hour hand closer to the 6 or 7 and why?

CHEMISTRY
Thank you! For the second question could you tell me how to find the answer?

CHEMISTRY
The following reaction represents the decomposition of hydrogen peroxide: Balanced equation: 2H2O2 -> O2 + 2H2O How many moles of oxygen are produced from the decomposition of 3.4g of hydrogen peroxide? How many molecules of O2 are produced? For the second question, is the ...

Maths
a saturated solution of salt X contain0.28g of the salt in 100cm3 of solution at 25degree centigrate, what is the solubility of the salt X at this temperature (R.m.m of X=56)

Us history
I need help writing a thesis statement for "specific problems or injustices present in American life in late 1800 and early 1900" and then the reforms that attempted to address them

math
i have 250 and my brother has 150 find the ratio of my brother money to mine

Alg 1
You have 60 megabytes of space left on your portaable media player. You can choose to download song files that use 3.5 megabytes or video files that use 8 megabytes. You want to download at least 12 files. What is a graph showing the numbers of songs and video files you can ...

alg 1
It takes a florist 3 hour and 15 minutes to make 3 small centerpieces and 3 large centerpieces. It takes 6 hours and 20 minutes to make 4 small centerpieces and 7 large centerpieces. How long does it take to make each small centerpiece and each large centerpiece? write and ...

Alg 1
The owner of a hair salon charges $20 more per haircut than the assistant. Yesterday the assistant gave 12 haircuts. The owner gave 6 haircuts. The total earnings from the haircuts were $750. How much does the owner charge for a haircut? Solve by writing and solving a system ...

Math
How do you get 3.75 m from 3.8 m

Pre-Calc B
How do I find zeros on a graph of a cubic function? I can tell that two of the zeros are -4 and 3 because they show on the graph, but how do I find the other?

math
Loan #1 Year Amount owed 1 $3796 2 $3942 3 $4088 Loan # 2 Year Amount owed 1 $977.53 2 $1036.18 3 1098.35 For loan #1 is simple interest. Loan #2 is compound interest How much was each loan originally Determine the future value of each loan after 10 years

math
Sally invests some money at 65%/a compounded annually. After 5 years . she takes the principal and interest and reinvests it all at 7.2%/a compounded quarterly for 6 more years. At the end of this time, her investment is worth $ 14 784.56 . How much did Sally originally invest

math
Bernie deposited $ 4000 into an account that pays 45%/a compounded quarterly during the first year. The interest rate on this account is then increased by 0.2% each year. Calculate the balance in Bernie's account after three years

math
Vlad purchased some furniture for his apartment. The total cost was $ 2943.37. He paid $ 850 down and financed the rest for 18 months. At the end of the finance period .Vlad owed $ 2147.28 . What annual interest rate, compounded monthly , was he being charged ? Round your ...

Biology
15.8 ml = how many Liters

physics
A 0.190 kg projectile is fired with a velocity of +705 m/s at a 2.00 kg wooden block that rests on a frictionless table. The velocity of the block, immediately after the projectile passes through it, is +40.0 m/s. Find the velocity with which the projectile exits from the block.

billing and coding
why is a present on admission indicator used?

billing and coding
what is a POA indicator used?

penn foster
billing and coding present-on-admission indicators

penn foster
what is a POA unducator? How and when are they used

Math
Solve for x: x^4-15X^2+14=0 How would I solve this problem? Could someone please show me the steps?

Math
Solve for x: x^4-15X^2+14=0 How would I solve this problem?

Math ( i have no clue )
Solve For P. -p+14.1-(12-4)=6.3

physics
62.2

chemistry
Liquid hexane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 3.45 g of hexane is mixed with 16.3 g of oxygen. Calculate the maximum mass of carbon dioxide that could be produced by the chemical reaction. Be sure your answer has the...

physics
a ball of mass 0.4 kg is initially at rest on the ground. It is kicked and leaves the kicker's foot with a speed of 5 m/s in a direction of 60 degrees above the horizontal. What is the impulse

Finance
If you were general manager of a division, on which three key ratios would you choose tohave your unit's financial performance evaluated?

word problem
if 1 is added to both numerator and denominator of a fraction, the fraction becomes 1/2. if 8 is added to both fractions, the fraction becomes 2/3. what is the fraction

word problem
the different between the digit of a two digit number is 1, the number it self is 1 more than 5 times the sum of its digits, if the unit digit is greater than the tens digit, find the number.

equations
solve the equation 3y square-XY=0 equation(1) 2X-5Y=1 eqn (2)

word problem
if 1 is added to a numerator and denominator of a fraction, the fraction becomes 1/2. 8 is added to both fractions the fraction becomes 2/3, what is the number.

word problem
the different between the digit of a two digit number is 1, the number it self is 1 more than 5 times the sum of the digits, if the unit digit is greater than the tens digit, find the number.

word problem
in a two digit number, the sum of the digit is 8. the different between this number and the number with the digit reversed is 54, what is the number.

word problem
a woman age and her son added to 45, 5 years ago the woman was 6 times as old as her son. how old was the woman when the son was born.

word problem
bisi and ada age added up to 29, 7 years ago bisi was twice as old as ada, find their present age.

Physics
Tom the cat is chasing Jerry the mouse across a table surface 1.9 m off the floor. Jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 4.6 m/s. Where will Tom strike the floor? The ac- celeration of gravity is 9.8 m/s2 . Answer...

Physics
Tom the cat is chasing Jerry the mouse across a table surface 1.9 m off the floor. Jerry steps out of the way at the last second, and Tom slides off the edge of the table at a speed of 4.6 m/s. Where will Tom strike the floor? The ac- celeration of gravity is 9.8 m/s2 . Answer...

Math
differentiate 1-cosx/1+cosx

Math
Find the instantaneous rate of change of r with respect to theta for r = (theta/2)- (1/theta).

algebra
5x46=230

algebra
5x_=230

probability
out of 250 students interviewed at a community college, 90 were taking mathematics but not computer science, 160 were taking mathematics, and 50 were taking neither mathematics nor computer science. Find the probability that a student chosen at random was a. taking just ...

math
if you use $63.00 divided by 9 to estimate $62.59 divided by 9 is $7.00 greater than or less than the exact number? explain

chemistry1
How many mL of 0.200 M NaOH are needed to titrate 20.0 mL of 0.100 M H2SO4?

Chemistry
Thanks!

Chemistry
Well the lab is "determining Ksp for Ca(OH)2". And yes it's for titration.

Chemistry
give a formula you can use to calculate the number of moles of H+ ions used at the equivalence point.

english
please correct if the sentence into reported speech are right. 1-where do you buy your clothes? she asked me where did i buy my clothes? 2-how long have you been collecting these clothes? she asked me how long have i been collecting those clothes. 3-what will you wear at the ...

Maths
kelly is 140cm tall, that is just 4 cm short of twice as tall as her sister,how tall is her sister?

Stastics
Suppose cars arrive at Burger King's drive-through at the rate of 20 cars every hour between 12:00 noon and 1:00 pm. A random sample of 40 one-hour periods between 12:00 noon and 1:00 pm is selected and has 22.1 as the sample mean number of cars arriving. (a) Why is the ...

general chemistry
calculate the % of Na2So4 and BaCl2.2hro in the salt solution

general chemistry
A 0.500 g sample of a BaCl2•2H2O/Na2SO4 salt mixture, when mixed with water, filtered, and dried, produced 0.225 g of BaSO4. The Na2SO4 was determined to be the limiting reactant.

algebra
The perimeter of a rectangular field is 312 yards. If the length of the field is 93 yards what is its width?

Algebra
Oh ok thanks.

Algebra
In Algebra terms, what does "restrict the variables" mean?

physics
A shot-putter throws the shot ( mass = 7.3 kg) with an initial speed of 15.0 m/s at a 33.0 degreCalculate the horizontal distance traveled by the shot if it leaves the athlete's hand at a height of 1.90 m above the ground.e angle to the horizontal.

World HIstory! hurry please
How did the civilization that arose along the banks of the nile river differ from the civilizations of the fertile crescent?

geometry
In the square, find x if segment AB = 60 cm and segment BC = 4x – 50

english
GOT NO IDEA

Chemistry! I got this answered
I don't need help for this question

Science
I think that step 2 is the catalyst which leads me to believe that it is homogeneous, am I correct?

Homework Help ME! Science
In the reaction mechanism below, indicate what substance is acting like a catalyst. Step 1: H2O2 (aq) + I- (aq) → H2O (l) + IO- (aq) Step 2: H2O2 (aq) + IO- (aq) → H2O (l) + I- (aq) Is the catalyst in the problem above a heterogeneous or a homogeneous catalyst?

Amelia Douglas
Thanks.

Amelia Douglas
Through an Encyclopedia I figured that Amelia was born at Fort Assiniboine, but on the internet, it says she was born at Fort Churchill, which one is right?

Which one makes more sense?
He and his wife Or His wife and him

Amelia Douglas
Oh okay:) Thank you. Yeah I think he had killed some people of the Hudson Bay along with another person, but that other person had been caught long before, only this one was left remaining, but now I'm getting confused because I thought James was still working for the NWC...

Amelia Douglas
Thank you so much =) Why did James Douglas execute that criminal? Had that criminal killed some of his people of the NWC?

Amelia Douglas
I got this information from An online book on Google. It's called: Many tender ties: women in fur-trade society, 1670-1870. P.111 - P.113

Amelia Douglas
I was reading through some information about Amelia Douglas since I'm doing a biography on her, and I came to know that she had saved her husband Jame's life. I tried to make sense out of what I was reading, but I could only gather information that I understood. Amelia...

Definition of Phrase
Thank you:)

Definition of Phrase
Could I know what this phrase means please? ...preferred the privacy of domestic life to the public spotlight.

Amelia Douglas
Was wondering what achievements Amelia Douglas made, because all it says about her was that she was kind to everyone around her, and she even nursed woman who were pregant and were having problems giving birth to children, I couldn't find anything else. I want to know the ...

Title Page Amelia Douglas
Thank you:) I also added a flag of British Columbia to represent her as the founding mother of B.C.

Title Page Amelia Douglas
I think Designs is the term I was looking for, trying to search up some good designs to add to the title page to make it stand out.

Title Page Amelia Douglas
Okay Thank you:) I actually wanted to add some pictures like stickers that represent Metis, but I don't exactly know what to search up.

Title Page Amelia Douglas
Could you give me some links to other pictures I could add to the title page, so far I only have a picture of Amelia Douglas in the middle.

Quick Help--Title Page
Oh okay yeah that's what I was thinking too, I guess both flags represent her.

Quick Help--Title Page
Okay I am creating A Title page for Amelia Douglas, and since she's a Metis, I wanted to paste a Metis flag somewhere on the page, but as I searched for a Metis flag on Google, 2 different colored flags came up, one was blue and one was red. I read about them, and it said ...

Amelia Douglas
Thank you Ms. Sue. Yeah I chose her because she seemed really unique and different than most of the other Canadians.

Amelia Douglas
Thanks so much Ms. Sue =)

Amelia Douglas
It also says that she was one of the founding mothers of British Columbia. And she was one of the well known women in fur trade society. She was also very courageous. She saved her husband's live by risking her own. how do i put this all as a big opening sentence?

Amelia Douglas
It doesn’t say much about her, but the facts that I consider outstanding about her are that she protected her people really well, wasn’t scared to share her opinion, and she stuck up for what was right and wrong.

Amelia Douglas
I am doing a biography on Amelia Douglas. But I am having a hard time starting it out. I had it as ...Amelia Douglas was born... But How can I make it more interesting? A few Points about her -She was a Metis -country wife -Influenced development of British Columbia

Annexation--United States
Thanks very much Ms. Sue for the help you've given me =)

Annexation--United States
Which Region the B.C? Oh I was describing the united states... Oh sorry I'll take those 2 phrases out. I just can't think of what else to put... Establish yourselves here and be relaxed! -U.S is a spactious area, unlike B.C! (dont know abt this one) I have some vocab, ...

Annexation--United States
Oh..Ohhhh Ms. Sue thanks a lot for the Metis information, but how do I put that as phrase....??? -B.C is Cruel, look at what they did to the poor Metis!

Annexation--United States
and these one? -We are more established! -Live here spaciously!

Annexation--United States
Oh.. Thank you:) Is this another good point? -British Columbia will bring you down financially! Come join the U.S where you can operate and make way towards success. (does anything have to go beside operate?)

Annexation--United States
Thank you Ms. Sue. May I know something? The annexionists were against confederation right, and did they Hate the B.C?

Annexation--United States
-Bring on the Manifest Destiny (is this good?) what else could I possibly add?

Annexation--United States
Thanks so much:) I could also add-- -Support Annexation -BC is nothing compared to the U.S Umm.. How do I put that as a phrase Ms. Sue? U.S. wasn't influenced by Britain, whereas Canada was part of the British Commonwealth. And how do I put this as a phrase too? ...

Annexation--United States
Make a poster to advertise the cause of one of ... -The Confederationists -The Anti-Confederationists -The Annexationists Try to think of slogan to put on your poster. I chose to be an Annexationist. The slogan I chose Come Live in the U.S where life's fair! (I wanted to ...

socials Canadian history
oh thank you:) i was saying that the people that were rich could go and afford more things than the poor, and that would probably create differences between them.

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