Saturday
December 3, 2016

Posts by nina

Total # Posts: 629

social studies
Which type of economic institution works to provide services to a community and does not pay taxes? A bank B market C non-profit D labor union (?)
August 19, 2015

social studies
Which of these is an example of price competition? A a new advertising campaign B a loyalty rewards program C a special holiday sale (?) D a customer satisfaction survey
August 19, 2015

social studies
A company in China manufactures basketballs. A company in the United States buys the basketballs and resells them to people there. What term best describes the U.S. company? A importer B exporter C producer D consumer (?)
August 19, 2015

social studies
For what main reason do consumers buy goods and services? A to make money to save for later B to show show support for free trade C to help grow the economy D to satisfy their wants and needs(?)
August 19, 2015

Math
4. is B) Sam's
May 8, 2015

math
Thanks Me! you're 100% correct
May 6, 2015

Math 222
Thank you for explaining to me on how to get the answer.I changed my name because it seems like I was getting overlooked when I really needed the help.
April 27, 2015

Math
Yes,because the definition of angle is two rays that are together
April 8, 2015

statistics
A cereal company claims that 2 in every 15 boxes win a prize. What is the probability that you do not win a prize three times in a row?
March 24, 2015

math
Mr Jacob has twice as much money invested at 5% simple annual interest as he does at 4%. If his yearly income from the two investment is \$126, how much does he has at each rate?
March 20, 2015

English
#3 was actually D)"Who cares if it's dignified. I don't want to be dignified"
March 11, 2015

chemistry
If 6.20 mol of calcium carbide (CaC2) reacts with an excess of water, how many moles of acetylene (C2H2), a gas used in welding, will be produced? CaC2(s) + 2 H2O(l) Ca(OH)2(aq) + C2H2(g)
February 11, 2015

language arts
the real answer for d was actually phrased "the weather today seems very humid to me" since the word humid remains I'm guessing this changes nothing and the phrasing is irrelevant?
February 10, 2015

SS
I'm guessing they're looking for an answer about the doctrine of monroe
February 7, 2015

LA
The correct answer is B. People are not murdered.
January 23, 2015

Social Studies help!!!!
At first I thought the answer might be C, but the western hemisphere would also include south america. Trade is not mentioned in the doctrine, and France is not either. So I'm guessing that yes the answer is D.
January 22, 2015

math
maria finds penny monday morning. she finds 2 tuesday morning. she finds 4 wednesday morning. on wednesday she has a total of 7 cents. on thursday, friday, saturday and sunday she finds double the amount of money she found the day before. how much money does maria have on sunday?
January 22, 2015

Pre-Calc
A.) Horizontal Asymptote- y=0, you can never have more than 1 (100%) or less than 0 (0%) of the chemical in the bloodstream B.) 46% is the maximum after 4.5 hours
January 20, 2015

Physics
The same amount of heat entering identical masses of different substances produces different temperature changes. Calculate the final temperature when 1.50 kcal of heat enters 1.25 kg of the following, originally at 22.5°C.
November 26, 2014

English
I am a little confused with this question. Base Details If I were fierce, and bald, and short of breath, I'd live with scarlet Majors at the Base, And speed glum heroes up the line to death. You'd see me with my puffy petulant face, Guzzling and gulping in the best ...
November 13, 2014

English
I need some help with looking over my answers... thanks for the help... Base Details If I were fierce, and bald, and short of breath, I'd live with scarlet Majors at the Base, And speed glum heroes up the line to death. You'd see me with my puffy petulant face, ...
November 13, 2014

English
thank you
November 13, 2014

English
I have two questions about this poem that I don't understand. Base Details If I were fierce, and bald, and short of breath, I'd live with scarlet Majors at the Base, And speed glum heroes up the line to death. You'd see me with my puffy petulant face, Guzzling and ...
November 13, 2014

Exam week 4
The relativist would agree with which statement about stem cell research?
November 4, 2014

Physics
(a) A small mail bag is released from a helicopter that is descending steadily at 2.13 m/s. After 4.38 s, what is the speed of the mail- bag? The acceleration of gravity is 9.8 m/s2 . (b) After the mailbag is dropped, the helicopter continues descending for 1 s but then stops...
October 26, 2014

math
each rabbit costume needs one and one half yards of white fur fabric,a yard of blue striped fabric,and a quarter of a yard of pink felt for the ears.
October 16, 2014

English
Write the vocabulary word that goes with each idea. Glared - legendary - muttered - gaped -flinched- fluke - snickering - stunned. 1/.............stared at angrily. Answer: glared 2/..........something so great that stories are told about it. Answer:legendary 3/..........said ...
October 15, 2014

Grammar
Form Questions: 1/ I went to london last year. When.............? Answer: when did go I to london? 2/ She bought a new car. What.............? Answer: what did she buy? 3/ he visited his uncle . Who.............. ? Answer: who did he visit? 4/ I did my homework an hour ago. ...
October 12, 2014

english
so u'r not gonna tell me what i need to improve on
October 12, 2014

english-thesis
hey can u help me make my thesis better! topic is fear of being judged by society. thesis statement:the labels that society puts on each other are what isolate one another from the rest i think i have to change the wordings to make it sound more better , i need help !
October 12, 2014

english
oh thanks !! and it's ok , but i wish there was
October 12, 2014

english
so what are smokers labeled as in society other than outcasts (for example smokers are known to be failures) by the way , is it possible to have a live one on one tutor chat here ?!
October 12, 2014

english
what does society think of smokers in comparison to non smokers
October 12, 2014

equation
its julia i found out
October 11, 2014

equation
lia each take a bicycle trip. Anna rides 20 km 1 1/3 hours. Julia rides 100 meters in 10 minutes. Which rider has the slower unit rate?
October 11, 2014

Math check
-28-33?
October 9, 2014

Math check
Subtract -28 - (-33)= -61
October 9, 2014

statistics
how to identify the 5 W's in the problem of the student averages in a High School college algebra class for the last semester. the teacher wanted to see how well the class did and constructed the Distribution from the grade book. who- Students what- average when last ...
October 4, 2014

college algebra
y = 1 − (x − 2)^2
September 29, 2014

Question: a fertilizer covers 5/8 square foot in 1/4 hour. This is the last unit rates question. Please explain how you got the answer so I can understand this lesson.
September 28, 2014

Question: a garden snail moves 1/6 foot in 1/3 hour. This is unit rates. Please help, I don't get this lesson!
September 28, 2014

Question: Kenny reads 5/8 page in 2/3 minutes. This is unit rates. Please help!
September 28, 2014

Math
How can I explain that 1 15/16 is closest to 2 than 17/8 and 63/32
September 17, 2014

Math
I wrote question you have not dissolved
September 13, 2014

Math
Please solve the Q look ( nina, math)
September 13, 2014

Math
Analyze Greg saw these numbers on a license plate while driving: 2,4,5,3 and 9 . Write one possible number that could be on the license plate. Help me,,
September 13, 2014

CHM
rank the following items in order of accuracy when they are used for their intended purpose: volumetric pipet, beaker,erlenmeyer flask,mohr pipet,graduated cylinder,volumetric flask,buret my answer MOHR PIPETTE 1 VOLUMETRIC PIPETTE 2 BURET 3 VOLUMETRIC FLASK 4 GRAD CYLINDER 5 ...
September 7, 2014

Chemistry
Thank you but i'm not understanding how you got .002 for x
August 3, 2014

Chemistry
A chemist wants to prepare phosgene, COCl2, by the following reaction: CO(g) + Cl2(g) COCl2(g) He places 2.60 g of chlorine, Cl2, and an equal molar amount of carbon monoxide, CO, into a 10.00 L reaction vessel at 395 °C. After the reaction comes to equilibrium, he adds ...
August 3, 2014

chemistry
a) Calculate the percent ionization of 0.125M lactic acid (Ka=1.4x10^-4) b) Calculate the percent ionization of 0.125M lactic acid in a solution containing 0.00075 M sodium lactate.
July 31, 2014

Statistics
In hypothesis testing, as the a level gets smaller, the level of confidence increases. True or False? And why or why not?
July 30, 2014

Statistics
Express the confidence interval (0.033,0.099) in the form of P-E<p<P+E
July 27, 2014

Statistics
Express the confidence interval (0.033,0.099) in the form of P-E<p<P+E
July 27, 2014

Writing
Was it b? Did you get it right?
May 21, 2014

Math-Variance
Favorable
May 12, 2014

Math Word Problem %
if lisa spends 3 hours driving to and from work each day ,what percent of her day does,she spend driving to and from work each work day
May 8, 2014

math graphs
Thank you so much Mili!! ;D
May 5, 2014

Math 221
Thank You Steve I will note that thanks again !
April 17, 2014

Math 221
y-y1 =m(x-x1) y=5=-3x-*(x-1) y-5=-3x-3 y-5+3=-2+1= y=-3 I don't know if this is correct
April 17, 2014

Math 221
the equation of a line parallel to the given line but passing through the given point. I can't figure out. y=-3x-6;(-1, 5)
April 17, 2014

math
Thanks Iris !! Got them all correct!
April 13, 2014

chemistry
a wet gas collected over water has a volume of 900 mL at50 degrees Celsius and a pressure of 84.6 kPa. The partial pressure of water at this temperature is 12.3 kPa. What is the volume of the dry gas at 120 kPa?
April 6, 2014

Sally will clear and set tabs in the Tabs dialog box. Desi will set and clear tabs on the Horizontal Ruler. Who is correctly setting and clearing tabs?
April 4, 2014

Math
What is the perimeter of a regular hexagon with sides measuring 3 1/2 feet
April 1, 2014

Math
A builder replaces the original 3 1/4 foot counter tops with one that are 2 1/2 feet high. What percent of the original height is the height of the replacement counter tops? Round your answer to the nearest whole percent
March 31, 2014

Math help
What is 27% of 90. estimate How do you solve
March 31, 2014

MATH HELP!!
3c-7d=-3 2c+6d=-34
March 23, 2014

Chemistry [back-titration] - please check my sol'n
I get it now. I didn't think about the reaction of Fe^2 and Cr2O7^2-. I thought they would produce FeCr2O7, so I thought they're in 1:1 ratio. Yes, I got 159.6 g/mol as weight of TeO2 (as what I've typed above). :) Yes, I've seen the post about the nuclear chem...
March 19, 2014

Chemistry [back-titration] - please check my sol'n
A 7.00 gram sample containing the mineral tellurite was dissolved then treated with 70.0 mL of 0.03114 M K2CrO7. 3 TeO2 + Cr2O7 ^2- + 8 H+ -> 3 H2TeO4 + 2 Cr3+ + H2O When reaction is complete, the excess Cr2O7 2- required a 14.05 mL back titration with 0.1135 M Fe2+. ...
March 19, 2014

Economics
Which of the following is not a factor of production? A. Capital B. Goods and Services C. Labor D. Land
March 19, 2014

American Goverment
I think it's C
March 18, 2014

American Goverment
Which is an important function of county government? A. taxing imports B. overseeing tribal governments C. running elections D. hosting foreign leaders
March 18, 2014

Math
George says that if you subtract 185 degrees from an angle that measures 360 degrees, the new angle is an obtuse angle. Is this true
March 16, 2014

To Nina
Oh my, thank you so much for your help...! :)
March 16, 2014

Chemistry (titrations)
Thank you! I understand it now. :)
March 15, 2014

Chemistry (titrations)
15.00 mL of 0.01200 M EDTA were used to titrate 50 mL aliquot solution containing iron (II). How much iron (II) is present in the solution? The answer in the book is 201 ppm. I tried getting the moles of EDTA (n,EDTA = 1.8 x 10^-4 mol). I think they're in 1:1 ratio, or I ...
March 15, 2014

Chemistry
Calculate the amount of energy released per gram of nuclei when 2 protium nuclei react to form deuterium nucleus (protium = 1.00782 amu, deuterium = 2.01410 amu). The answer in the book is -2.0 x 10^10 J, but I don't have any idea on how to do this. Please help, and thank ...
March 15, 2014

Personal Finance
The maximum tax rate on estates and gifts: A. is gradually declining. B. is gradually increasing. D. has increased sharply
March 10, 2014

Math Analysis 2
assume that x=x(t) and y=y(t). Let y= (x^3)+4 and dx/dt=5 when x=2. dy/dt when x=2
March 3, 2014

math
Find the GCF and LCM of 15 and 50
February 16, 2014

LANGUAGE ARTS UGRENT!!! (Check Answers)
How about now Ms. Sue? 2: A 3: D
February 12, 2014

LANGUAGE ARTS UGRENT!!! (Check Answers)
Both are wrong?
February 12, 2014

LANGUAGE ARTS UGRENT!!! (Check Answers)
Oh okay. Are they right now? 2: The person that would buy the coat. 3: Anne has come to consider Mrs. Van Daan a member of her family because of the kindness she has shown.
February 12, 2014

LANGUAGE ARTS UGRENT!!! (Check Answers)
1. I was disgruntled by what you said, but I didn’t want to show my (1 point) happiness. **anger. jealousy. 2. When Peter tells everyone that Mr. Van Daan is going to sell Mrs. Van Daan’s coat, a stage direction reveals that Peter’s sympathy is with (1 point) ...
February 12, 2014

A 1.35 kg mass is suspended from a spring with a spring constant of 189.0 N/m. The spring is attached to a rod which oscillates vertically at a frequency f. For what value of the frequency f will the system resonate?
February 12, 2014

Damon
I know that w=squ(k/m) and T=(2*pai)/w but its wrong and I don't know what to do.. can you help me?
February 12, 2014

A 1.30 kg mass is suspended from a spring, with a spring constant of 135.0 N/m. Find the driving frequency which would cause resonance.
February 12, 2014

math
Put into order from least to greatest 3/4, .85, 5/7, .62 My answer 3/4, 5/7, .62, .85
February 11, 2014

math
Put into order from least to greatest 3/4, .85, 5/7, .62 My answer 3/4, 5/7, .62, .85
February 10, 2014

PHI103 WEEK 3
This is the name for the reasons that one presents to support a conclusion. (Points : 1) Proposals Premises Deductions Inductions None of the above
February 8, 2014

Physics
A 3.00 gram lead bullet travels at a speed of 240 m/s and hits a wooden post. If half the heat energy generated remain with the bullet, what is the increase in temperature of the embedded bullet? (clead = 128 J/kg C)
February 5, 2014

Help!!!
Thanks Angel M. !
February 3, 2014

Earth Science
Thx Richard and Ms. Sue i think i might get this.
January 9, 2014

Earth Science
The Rocky Mountains are more jagged than the Appalachian Mountains. This suggests that • erosion has worn down the Appalachian Mountains more than the Rocky Mountains. • the Rocky Mountains are older. • the Appalachian Mountains are more likely to experience ...
January 9, 2014

trig
Two Airplanes leave an airport at the same time on different runways. One flies on a bearing of N66degreesW at 325 miles per hour. The other airplane flies on a bearing öf S26degreesW at 300 miles per hour. How far apart will the airplanes be after 2 hours?
January 6, 2014

trigonometry
From a point 150 ft from the base of a building the top and the base of a flagpole on a roof edge have angles of elevation of 27degrees49' and 21degrees42' respectively. Find the height of the pole.
January 6, 2014

trigonometry
A ship is sighted directly east of a lighthouse. Another ship, which is 20m away from the first ship, is observed at a bearing of N25degreesE from the lighthouse. If the first ship is 4.1 km away from the lighthouse, what is the distance of the second ship from the lighthouse?
January 6, 2014

Math
The length of a football pitch is 100m and the width of the pitch is 80 m calculate the length of a diagonal of the pitch give your answer to the nearest metre
January 1, 2014

Math
A plane flies due east for 120 km from airport a to airport b it then flies due north for 280 km to airport c finally it flies directly back to airport a calculate the direct distance from airport to airport a give your answer to the nearest kilometre
January 1, 2014

English (grammar)
Hi. I just want to ask if the statement below is grammatically correct: " I'll keep up what I can do for other people. " I think the thought of the statement can be understood, but I'm not sure if the grammar is correct (or the words are like jumbled). Help ...
January 1, 2014

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