Wednesday
October 1, 2014

Posts by Anna


Total # Posts: 1,975

math
Slope intercept form is y=mx+b m- slope b- y-intercept To finish this problem, you have to find what the y-intercept is. Just put in what you know first, and try to figure out b. 3=4(-3)+b 3= -12 =b +12 +12 15=b You can know see that 15 is b, and you can fill in the slope ...
November 4, 2013

5TH GRADE Math
To find the common factor of something, you have to post all the factors of each number. For #1 you would do: 1- 1 4- 1, 2, 4 8- 1, 2, 4, 8 32- 1, 2, 4, 8, 16 Obviously the first one is 1. A easy way to find the common factor of these questions, is simply by seeing the first ...
November 3, 2013

Organic Chemistry
3.What would be the major product if 1,4-dibromo-4-methylpentane was allowed to react with: a)One equivalent of NaI in acetone? b)One equivalent of Silver Nitrate in ethanol?
November 1, 2013

Science
how does energy provided by the sun influence global weather patterns?
October 26, 2013

Science
thank you!
October 26, 2013

Science
How is earth like a system?
October 26, 2013

english
Which one of the following sentences is correctly punctuated? A. Look up, look down, and look all around? B. Smile when you say that, Partner? C. When will the winter end? D. Look at me, then say what you have to say?
October 20, 2013

Science
Calculate the amount of energy in the form of heat that is produced when a volume of 3.56 L of SO2(g) is converted to 3.56 L of SO3(g) according to this process at a constant pressure and temperature of 1.00 bar and 25.0 °C. Assume ideal gas behavior.
October 15, 2013

chemistry
Calculate the amount of energy in the form of heat that is produced when a volume of 3.56 L of SO2(g) is converted to 3.56 L of SO3(g) according to this process at a constant pressure and temperature of 1.00 bar and 25.0 °C. Assume ideal gas behavior.
October 15, 2013

calculus
Determine the value(s) of x where the function will have an instantaneous rate of change of 14. (Enter your answers as a comma-separated list. If an answer does not exist, enter DNE.) f(x) = x3 + 33 x2 + 14 x + 39
October 3, 2013

math
A NUMBER X IS INCREASED BY 27 AND THE RESULT IS MULTIPLED BY 6 GIVING 372 AS THE RESULT
October 3, 2013

math,pre algebra
Apples sell for 1.29 a pund and there is an average of 3 apples per pund.About how many apples would you expect to get for 5.00
October 3, 2013

Math
During a week-long dry spell,the water level in a pond decreased by 4 inches per day except for two days when it decreased by half of that amount. How much did the water level decrease in the pond in one week?
September 30, 2013

Spanish
Thanks btw what would gusto mean?
September 30, 2013

Spanish
I dont get what word to choose: Estudias mucho, ¿ (blank)? Do I fill it in with verdad or gusto? Why?
September 30, 2013

chemistry 1405
how to write a nuclear equation for the nuclear decay of Ra-226 to an isotope of radon-222
September 25, 2013

Physics
A bicyclist makes a trip that consists of three parts, each in the same direction (due north) along a straight road. During the first part, she rides for 21.0 minutes at an average speed of 9.48 m/s. During the second part, she rides for 43.5 minutes at an average speed of 3....
September 17, 2013

science
'The subscripts in the chemical formula for a molecular compound are not always in the lowest ratio.' Using what you know about naming binary molecular compounds, provide evidence that supports this statement.
September 14, 2013

English
i have to take out embellishments, misquotations,false benefits and unethical tactics out of these sentence can some one help me All customers qualify for the maximum discount available.
September 8, 2013

Math
A school cafeteria sells sandwiches for $4.50 each, cartons of milk for $1 and bananas for $0.50 each. One table of students spent $36.00 total. They bought 2 more milks than sandwiches and they bought two time more sandwiches than bananas. How many bananas did the students buy?
September 5, 2013

Maths
If Joseph can consume in one sitting one medium (30cm) deep dish (2.5 cm thick)pizza, what is the minimum from nine to ten centimeters?
August 12, 2013

Math
Consider the weighted voting system [75: 31, 29, 23, 16, 8, 7]. Find each: a. The total number of players b. The total number of votes c. The weight of P3 d. The minimum percentage of the votes needed to pass a motion 9rounded to the next whole percent)
August 9, 2013

statistical analysis
According to the “January theory,” if the stock market is up for the month of January, it will be up for the year. If it is down in January, it will be down for the year. According to an article in the Wall Street Journal, this theory held for 29 out of the last 34 ...
August 1, 2013

statistical analysis
Hi there, I am a senior trying to get some assistance with one of my many papers. Thank you!
August 1, 2013

statistical analysis
New Process, Inc., a large mail-order supplier of women’s fashions, advertises same-day service on every order. Recently, the movement of orders has not gone as planned, and there were a large number of complaints. Bud Owens, director of customer service, has completely ...
August 1, 2013

statistical analysis
Compute the mean and variance of the following discrete probability distribution. x P(x) 2 .50 8 .30 10 .20 Please assist and guide accordingly. Thank you so very much!
August 1, 2013

statistical analysis
2. The Computer Systems Department has eight faculty, six of whom are tenured. Dr. Vonder, the chair, wants to establish a committee of three department faculty members to review the curriculum. If she selects the committee at random: a. What is the probability all members of...
August 1, 2013

statistical analysis
A _________ is the total collection of individuals or objects.
July 24, 2013

algebra
Company A rents copiers for a monthly charge of $360 plus 12 cents per copy. Company B rents copiers for a monthly charge of $720 plus 6 cents per copy. What is the number of copies above which Company A's charges are the higher of the two?
July 20, 2013

ENGLISH
aha i really didnt know what is this for shure so thans anyway
June 27, 2013

ENGLISH
hahahahah ok thanks for help :))
June 27, 2013

ENGLISH
hahaha ok i hope this is it: ok,everyone,listen,please,I want to go over the plans for tonight one more time.Henrys train A)gets in at eight o'clock and he B)is expecting to be picked up by me and taken to a late meeting.On a way from a station,I C)will stop to get some ...
June 27, 2013

ENGLISH
is this correct:A A C B D C C D B A C B
June 27, 2013

ENGLISH
you really help me at a last one and if you have some time can you help me whit this too? Read the text and choose the correct answer. ok,everyone,listen,please,I want to go over the plans for tonight one more time.Henrys train_________at eight o'clock and he________ to be...
June 27, 2013

ENGLISH
can you please help me to solve this task? Complete the sentences with the correct form of the verbs in brackets. I 1 _____________________ (go) to the gym for quite a long time and I 2 _____________________ (still wait) to see some results. Every time I go, I 3 ...
June 27, 2013

Business Math
Abe Wolf bought a new kitchen set at Sears. Abe paid off the loan after 64 days with an interest charge of $12. If Sears charges 9% interest. What did Abe pay for the kitchen set (assume 360 days
June 22, 2013

Physics
Light of intensity 2 Wm^–2 is traveling through air (n = 1.0) is normally incident on a dielectric surface. If the intensity of the reflected light is 0.3 W m^–2 what is the refractive index of the dielectric material?
June 13, 2013

spanish
Que es Yaocuicatl?
June 9, 2013

english
what are some example of how the tv parlor in fahrenheit 451 is harmful
May 21, 2013

social studies
what happened to Denver after the gold rush?
May 16, 2013

School
How much force would you need to apply to a 1.7kg object to have it reach 5.8 m/s if it starts from rest?
May 16, 2013

Physics
Susie weighs 100lbs. Sam weighs 150. The seesaw is 20ft long. The seat on one side only is movable in one foot increments. At what distance from the axis should the seat be placed in order for them to balance? Where should each person sit?
May 12, 2013

music
HOW DO I IDENTIFY INTERVALS???? I need to know major, minor, augmented, diminished, and perfect. so here is what I kind of understand so far: PU: 0 half steps P4: 5 half steps P5: 7 half steps P8: 12 half steps, and for any one of these to be diminished, there needs to be one ...
May 12, 2013

CHEMISTRY Homework
What will be the products of the electrolysis of an aqueous solution of zirconium iodide (ZrI4)? (The electrodes themselves are platinum.)
May 10, 2013

Chemistry Question
Thank you I really appreciate your help!
May 10, 2013

Algebra
Are you doing ashworth Brittany?
May 8, 2013

algebra
A coffee shop sells small cups of coffee and large cups of coffee. A small cup of coffee costs $2. A large cup of coffee costs $3. On Tuesday, the store sold a total of 155 cups of coffee for a total of $335. How many small cups of coffee did the store sell on Tuesday?
May 7, 2013

chemistry
WHEN DOES A CHEMICAL BECOME A DRUG?
May 5, 2013

computers
Which type of chart would best illustrate each department's sales as a percentage of the overall store sales? Answer a. area b. bar c. line d. pie
May 2, 2013

algebra 2 ap
Jason uses his car for his job. He is allowed to depreciate the car 7% per year. IF the car was worth $23,000 new, in about how many years will the car be worth $3,000?
April 28, 2013

Math
What are three distinct numeric approaches for calculating the product 24x32?
April 25, 2013

Math
Shaun rides 8 kilo meters west from his house to school. After school he rides 6 kilo meters north to Mario's house. What is the distance from Mario's house to Shaun's house measured in a straight line?
April 22, 2013

chemistry/Ksp
It is more accurate to report a single value OR a range of values for Ksp?
April 22, 2013

Math
Mr.Brown is building a slide for his kids. The ladder is 3 meters tall ad the slide is 5 meters long. What is the distance between the ladder and the bottom of the slide?
April 22, 2013

Chemistry
Estimate the equilibrium constant for the weak acid HCN, if a 4.68×10-3 M aqueous solution of HCN has a [H+] 0.00000151 M (make an exact calculation assuming that initial concentration is not equal to the equilibrium concentration). HCN = CN- + H+
April 17, 2013

Chemistry
You have 1liter buffer solution containing 0.1 M HF and 0.05 M NaF. Now you add 0.055 moles of HCl to it. A) Do you think that the solution still retains it's effectiveness? B) Explain rationally how you came to the conclusion. I do not think that the solution would retain...
April 16, 2013

chemistry
how many grams of oxygen are in 175 g of C5H10O5
April 16, 2013

Chemistry
Consider the equilibrium 2NOCl (g) <---> 2NO (g) + Cl2 (g). In a 1 L container @ equilibrium there are 1.0 mol NOCL, 0.70 mol NO, and 0.40 mol Cl2. @ constant temperature and volume, 0.10 mol NaCl is added. What are the concentrations in the "new" equilibrium ...
April 13, 2013

Chemistry
Which of the following is/are present in a reagent bottle labeled 1.0 M H2SO4? I. H2SO4 II. HSO4- III. SO4-2 A. I only B. I and II C. II and III D. I, II, and III
April 13, 2013

Chemistry
Consider the equilibrium 2NO (g) <---> 2NO (g) + Cl2 (g). In a 1 L container @ equilibrium there are 1.0 mol NOCL, 0.70 mol NO, and 0.40 mol Cl2. @ constant temperature and volume, 0.10 mol NaCl is added. What are the concentrations in the "new" equilibrium in ...
April 12, 2013

math
1600
April 11, 2013

physics
The GoodYear blimp is kept aloft by helium gas which fills a volume of 4559m^3. It can carry a maximum load of 1176kg. How much more mass could the blimp carry if it were filled with hydrogen? Take the density of helium gas to be 0.160kg/m^3 and that of hydrogen to be 0.081kg/m^3
April 10, 2013

Probabilities
In a cookie jar, there are 6 chocolate cookies and 8 oatmeal cookies. I take out the cookies one at a time and proceed to eat them. The probability that the 7th cookie that I eat is a chocolate cookie is a/b, where a and b are positive coprime integers. What is the value of a+b?
April 9, 2013

Math
Bought 3 shirts & 2 pair pants for $85 and my friend bought 2 shirts & 5 pants for $130, and the shirts are the same price, what is the price of each shirt?
April 8, 2013

Physics
1a)if accelerating voltage is doubled in a CRT the deflection will change from "d" to ____? b) if magnetic field strength is doubled, deflection in a CRT will change from "d" to ___?
April 7, 2013

Probabilities
A group of 5 people are going to meet weekly at the library for 4 weeks. Each week, two people are selected at random to speak. Each person may speak in multiple weeks, but no pair of people will speak together more than once. The probability that there is a person who will ...
April 1, 2013

Combinations
Anna was opening a new restaurant, so she went to the sign store to get letters to make a sign to hang above the storefront. When she got to the sign store, the only letters they had in stock were two copies of the letter 'X,' two copies of the letter 'E,' and ...
April 1, 2013

Probabilities
A bag contains 150 balls numbered 1 through 150 . Three balls are drawn and placed on the table. The probability that the balls were drawn in increasing order can be expressed as a/b where a and are coprime positive integers. What is the value of a+b
April 1, 2013

quiz
We are given 7 squares of side lengths 1, 2, 2, 2, 3, 4, 5. They can be fitted to form a rectangle, with no overlap or gaps in-between. What is the perimeter of the rectangle?
April 1, 2013

Maths
Let f(x)=x^2 -1 . How many distinct real roots are there to f(f(f(x)))
April 1, 2013

quiz
The vertices of a cube are labeled with the numbers 0,1,2,3,4,5,6 and 7, such that no two vertices are labeled with the same number. The sum of any 2 numbers on an edge is prime. What is the maximum sum of the 4 numbers on a face?
April 1, 2013

Math
What is the answer to the equation (0.3.)²-(0.2)²•(0.5)?
March 31, 2013

Trig
Use a half-angle identity to find the exact value for sec(x/2) if sinx = -12/13 ; 3pi/2 < x < 2pi
March 28, 2013

algebra
Determine whether the following is a polynomial. 937g2h3 - 238gh2 + 54gh
March 28, 2013

algebra
The following polynomial is prime. 2q² + 9q + 1
March 28, 2013

PHYSICS - formula?
Here is one of my questions from my physics study. It tells me the answer (35 J), but how do I find that answer? I would appreciate a formula or step by step calculation. Thanks! :) A 30 kg kid on rollerskates is moving 1 m/s. His brother pushes him with a force of 5 N. What ...
March 26, 2013

Life orientation
1. Pollution - comes from factories, cars, etc. Think... try looking in your lesson or book and see if they gave examples of environmental hazards.
March 26, 2013

science
Those blue crystals are copper sulfate crystals with the formula CuSO4*5H20. It has
March 26, 2013

science
formula: CuSO4*5H20
March 26, 2013

economics
Yes, only you can answer. But just think, did you ever buy something because you saw it on tv? Or maybe you were on the computer and an ad popped up for a new video game that is coming out in stores soon. Maybe some new invention/product was featured in the newspaper. Do any ...
March 26, 2013

Psychology
How do I find reliable sites for a research project, when I can't use journal articles published online, or personal websites?
March 23, 2013

Math
Find the area of a circular segment of a circle of radius 7cm that sub tends a central angle of 35 degrees?
March 22, 2013

CHEMISTRY
How do you get the concentration with buret readings? What would the concentration of HC2H3O2 (M) be? For example, Molarity of the NaOH solution: 0.2619 M Final buret reading: 31.10 ml Initial buret reading: 0 Volume of NaOH solution: 31.0 ml concentration of HC2H3O2 (M...
March 20, 2013

Maths
498
March 20, 2013

Maths
What is the highest power of 3 that divides 1000! (1000 factorial)
March 20, 2013

Cultural Anthrolpogy
Anthropological research has demonstrated that supernatural beings and forces exist in what percentage of the world's cultures? A. 50 percent B. 80 percent C. 95 percent D. 100 percent My answer: C
March 18, 2013

Cultural Anthropology
Ms Sue, are my answers correct pls? Thanks.
March 18, 2013

Cultural Anthropology
Sorry. That is a sodality member. Also: Supernatural connections to political leadership are most closely associated with: A. bands. B. tribes. C. chiefdoms. D. states. I chose C. 2/ It is often difficult to identify who the leader is in a foraging society because: A. you can...
March 18, 2013

Cultural Anthropology
Hello Ms Sue. How are you? I am actually reading now. However, I am more leaning to A. Is this correct? Thank you. Anna
March 18, 2013

Cultural Anthropology
In a band society, who would most likely be responsible for punishing a murderer
March 18, 2013

english
hey everybody!I will make a presentation in the class few days later.Anyone watched The others(2001)?I got a question.Who is the woman in distress in the film and why is she in distress? thanks..
March 15, 2013

PHYSICS
The answer is 24696 J.
March 14, 2013

PHYSICS
Hi! I have some questions from a study guide in my physics class, and they give me the answer, but I have to show how to get the answer. I did most of them, but need help with this. All I need is a formula, please. :)Thank you! Here it is: A skier with a mass of 60.0 kg pushes...
March 14, 2013

physics
At a fabrication plant, a hot metal forging has a mass of 74 kg and a specific heat capacity of 430 J/(kg·C°). To harden it, the forging is quenched by immersion in 710 kg of oil that has a temperature of 32°C and a specific heat capacity of 3000 J/(kg·C&...
March 13, 2013

Physics
At a fabrication plant, a hot metal forging has a mass of 74 kg and a specific heat capacity of 430 J/(kg·C°). To harden it, the forging is quenched by immersion in 710 kg of oil that has a temperature of 32°C and a specific heat capacity of 3000 J/(kg·C&...
March 13, 2013

Physics
A rod made from a particular alloy is heated from 22.0°C to the boiling point of water. Its length increases by 8.15 10-4m. The rod is then cooled from 22.0°C to the freezing point of water. By how much does the rod shrink?
March 13, 2013

Math
How many degrees,in total,does the minute hand turn in one day ?
March 12, 2013

Maths
A tyre manufacturer has chosen 48 tyres at random from a production line and issued them to taxis for testing. Assume that the 48 numbers you have selected refer to the number of thousands of kilometres travelled during the life of each tyre. (For example, a value of ‘32...
March 12, 2013

CHEMISTRY HELP!!
When BaCl2 reacts with Na3PO4, Ba3(PO4)2 and NaCl are formed. Balance the equation and write the coefficients in the blanks.
March 12, 2013

chemistry
61.54 g
March 9, 2013

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