Questions Asked on
May 10, 2016

Math  Normal and Binomial Distribution
An unbiased dice is thrown 10 times. Let X be the number of sixes obtained. Find: C) P(X
asked by Simon 
History essay
How to write a history essay based on a question with prompts?
asked by Sarah 
chemistry 12u
how do i calculate this.. a solution of nitrous acid has a pH of 2.73 what is the [H3O+] ?
asked by julie 
English
Omg! I got a research paper due tomorrow. Plz, help me
asked by Alie 
Science
I have the 1st part of final tomorrow, how can I study it'll be a multiple choice test. Need help asap!
asked by Eliabeth 
English
For a healthy life, what do you have to do? Do's 1. Eat healthy food. 2. Drink enough water every day. 3. Get a good sleep. 4. Exercise on a regular basis. 5. Eat fresh fruit and vegetables. 6. Take a walk every day. 7. Sleep more than 7 hours a day. 8.
asked by rfvv 
math: probability
How many 13 card hands can be made from a deck of 52 cards?
asked by Please check my answer 
Mayh
Bert gave me 1/2 of the candy bar then I gave 1/2 of what I have to my sister What fraction of the whole candy bar did my little sister get and what percent did she get
asked by Robert 
Chemistry
The nitric acid was purchased as a solution that has 70% HNO3. That volume (mL) of this solution is necessary for preparing 250 mL Solution 2.0 mol L1? The density of HNO3 (aq) 70% is 1.42 g cm3
asked by Adam 
DPS
the height of a particular tree is increasing at the rate of 10cm per month. What would be height of the tree after 5 years if its present height is 10m?
asked by harsh 
algebra 1
The mean number of minutes spent on a treadmill at the local gym is 28 minutes with a standard deviation of 8. If Kurt's zscore is 1.75, how much time did he spend on the treadmill?
asked by chloe wallace 
life orientation
life orientation may 2016
asked by cleopus 
geometry and trig
If a cylinder with a 4 inch diameter and a 6 inch height holds 1 pound of oatmeal. How much oatmeal will a cylinder (similar) with a 10 inch diameter hold? Volume of 4 in24pi volume of 10 in137pi I get 91 oz choiced are37,44,74, 192
asked by lulu 
chemistry
Henry's law constant for N2 and O2 is 1.6 *10^6and 8.77*10^7 molal/mm Hg at 298k.Air has 78 mole percentage N2 and 21 mole percentage O2.at atmospheric pressure the ratio of solubility of N2 and O2 in water is?
asked by Rahul 
chemistry
when zinc graurles are dipped in copper sulphate solution write balance equation?
asked by swati 
Calculus
Let x µ = x µ (u) be a parametric equation for the curve in pseudoRiemannian fourspace connecting points P and Q. Here u is any, not necessarily affine parameter. Assume that the derivative satisfies Update: Let x µ = x^µ(u) be a parametric equation
asked by ChrismB 
please help
Two point charges are fixed on the y axis: a negative point charge q1 = 34 μC at y1 = +0.19 m and a positive point charge q2 at y2 = +0.32 m. A third point charge q = +8.9 μC is fixed at the origin. The net electrostatic force exerted on the charge q by
asked by jose 
math
florence bought two bags of flour, A and B. the two bags contained different amounts of flour. the total mass was 108 kg. Gary poured 1/4 of the flour from bag A to bag B. After that, he poured 2/5 flour from bag B to bag A. he found that the both bags had
asked by alex 
math
karen has 60 percent as much as money as leslie. leslie's sum of money is 60 %mof matthews. if matthews gives karen 140, matthew will have the same money as leslie. how much do they have altogether
asked by harry 
ivory park
Are individual empowered and do they understand their human rights or when their rights of others are been violated.provide five reasons for your analysis and standpoint
asked by nozy 
ICT
Mr. Louw bought a number of bags at R100. What is the amount due? (5) Variables Constant(s) equation:
asked by Mr. Louw bought a number of bags at R100. What is 
ICT
Indicate the variables used, draw an IPO chart and write an algorithm to solve the problem. Test your algorithm by doing a trace table. • Enter the number of rows of tables in the city hall as well as the number of Tables per row. • Calculate and
asked by Mr. Louw bought a number of bags at R100. What is 
science
Find the initied valocity it which stop in 25 second the retidation produce in atrain is 1.2metersqure
asked by siddique 
Science
What is vector?
asked by Rolz 
Life orientation
discuss the contributing factors that lead to this issue
asked by Lucy 
physics
A display sign is supported by a guy making an angle of 37o with the horizontal and by a bracket at the upper end near the vertical wall. The sign weighs 150N. Find A. The tension in wire B. The force exerted by the bracket on the sign.
asked by Chansa 
Math
What is the value of the function y=3x+8 when x=6?
asked by Tina 
Algebra
1/2(k5)=3
asked by Big O 
calculus sir damon help me or steve
integrate dx/root(coshx1) plz show step
asked by dam 
Math
Renu wants to lay tiles on the floor of her house which is 9m long and 7m wide among the following sizes of tiles which one should she buy so that the floor is tiled without cutting any tiles
asked by Bharti 
Linguistics
Please How Do We Know Whether A Sylable Is Stressed Or Not?
asked by Nkengafack 
Linguistics
Please how do we know whether a sylable is stressed or not?
asked by Nkengafack 
Career res & dec
Stella believes it is important to be able to stay at home with her children when they are sick or have a day off school. For Stella, spending tie with her children is: A. an intrinsic career value. B. an extrinsic career value. C. a lifestyle value. D. a
asked by bob 
PHYSICS
A 6.00g bullet is fired horizontally into a 1.50kg wooden block resting on a horizontal surface. The coefficient of kinetic friction between block and surface is .30. the bullet remains embedded in the block, which is oserved to slide .25m along the
asked by PETER 
Math
Between 1am and 3am the temperature fell by 9C. Over the next hour, the temperature rose by 2C, Reaching 3C by 4am. What was the temperature at 1am?
asked by Anonymous 
Science
A particle moves along the parabola y = x^2 such that the xcomponent of velocity is always 2m/s. The acceleration of the particle is
asked by Upinder 
maths
let P(x)=x^6 + ax^5 + bx^4 + cx^3 + dx^2 + ex + f If f is a prime number, how many distinct linear factors with integral coefficients can P(x) at most have? Thanks very much.
asked by mrfrank 
economics
the south African government is not providing enough welfare or subsidies to the poor and underpriviledged?
asked by sanele 
math
Tory and Emilio's motorboats travel at the same speed. Tory pilots her boat 40 km before docking. Emilio continues for another 4 hr, traveling a total of 90 km before docking. How long did it take Tory to navigate the 40 km?
asked by lauren 
Science
What effects does Coloured Filters have on Red,Yellow and pink flowers?
asked by Jagnarine 
math
Hi, i would like to know how would i write a standard form equation of each ellipse vertices : (6,18),(6,8) foci: (6,5+ sq root 165),(6,5sq root 165)
asked by marlene 
life orientation
Restoration justice is a new concept in the South African legal landscape.Explain briefly what its intentions are in the process of human rights violations
asked by kanie 
Math
Hi could you please check my answers? Find the lateral of the square pyramid (I don't have a picture so I'll describe the figure) the square base is 8m around each side of the square and the slant height is 22m, my answer is 352 cm^2. Am I correct? Plz and
asked by Anonymous :D 
Math (please help)
Maria wants to cover the box shown below with paper.Which of the following could be the dimensions of the paper so that Maria has enough to cover the box, including the ends, with a little left over? Shape: Rectangular Prism Length:8 in Width: 2 in Height:
asked by Sally 
math
if the family income is $18.600 per year , what are the amount to be spend for each item per week ?
asked by Annette roy 
Math
Write and simplify the polynomial represented by the model. (Model shows: 3 big blank squares, 2 long black rectangles, 3 small blank squares, 1 big black square, 6 small black squares) a. 2x^2 + 2x + 3 b. 2x^2  2x  3 c. 3x^2  2x  3 d. 2x^2  2x + 3
asked by jj 
Science
Together, satellites and ground receivers enable people using ______ to pinpoint their geographic location.
asked by Rylee 
Science
So I did a science experiment and I have to wrap a coil wire around a nail and tap the other end to a battery. Then see how many paper clips will stick to the nail, and I had to wrap more coil wire around the nail over time and stuff and record the data.
asked by Anonymous 
Maths grade 12
It is given that cos^2 y + cos y = p . Determine the value of p if sin y = sin y . Cos y
asked by I don't understand 
Math
Please explain how to do this 6[8 8 9 7[2 5 5 5 8 8 8 9 8[2 2 2 6 6 9 9 9[0 0 0 2 2 5 5 5 Key: 8[2 means 82 How many students scored 78? 1 student 2 students 3 students 4 students
asked by LOVE 
Math
4x^2(2x^3 – 5x +6)
asked by Natalie 
economics
Determine price in the market when the quantity supplied is 1.2kg
asked by tina 
Algebra 2
I want an Quadratic equation for this : h hight is at 35000 ft. t time is on 120 sec. zero is axis of symmetry, so c is 35000. Thank you.
asked by Umar 
Physics
At time an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm to the left from the equilibrium position. If the spring constant is 0.234N/m, find an expression for the position of the particle
asked by Supansa 
Language Art
3. Which of the following quotes from the text best reveals Windrider's approach to living? A "I don't know much about being a father." B "It's hard to put things to a letter, especially when the letter is read to your family by another person." C "Then
asked by Lola 
Science
What effect does colored filter has on red,yellow and pink flowers?
asked by Jagnarine 
english
You are evaluating this when you are looking for a clear, compelling message. A. Use of quotes B. Structure C. Length of speech D. Speaker commitment to subject
asked by Anonymous 
Linear Algebra  urgent!
A is a diagonalizable matrix. It has the characteristic polynomial det(lambda*IA)=(lambdac)^n. Prove that A=cI.
asked by Alex 
Physics
Find the speed of a pendulum bob at the bottom of its swing if its initial displacement is 5.34o and its period is 2.534 s.
asked by Supansa 
calculus
The volume V, in liters, of air in the lungs during a twosecond respiratory cycle is approximated by the model V = 0.1729t + 0.1522t^2 − 0.0374t^3, where t is the time in seconds. Approximate the average volume of air in the lungs during one cycle.
asked by Sam 
Analytic Geometry
Solve then sketch the graph of y=x^2(4x) (kindly answer it step by step please. Needed for my studies tonight. Final exam for tommorrow. Really need your help maam/sir.). this is on algebraic curves. Thankyou !
asked by Earl John 
Math Please Help
What is the probability of getting an even number when rolling a sixsided number cube? 0.5** 5% 2/6 30% You place the letters for the word smart in a bag. What is the probability of choosing a letter that is NOT a vowel? (remember vowels A, E, I, O, and
asked by #Blessed 
Algebra
(5x^2+8x+1) + (3x^2+4)=
asked by Tara 
MATH HELP PLEASE
1.3f^2+4f3+8f^2+7f+1 a.5f^211f+2 b.11f^2+11f+2*** c.5f^2+11f2 d.5f+3f2 2.3x^2+5X5X^24X2 a.8x^29x+3 b.2x^2+x+3 c.2x^29x+3 d.2x^2+x+3*** 3.(8x2y)+(3x4y) a.11x+8y*** b.4xy c.11x6y d.5x+2y 4.(y+3d)(9y+7d) a.10y+4d b.8y+10d c.8y6d***
asked by Connexus 
math
What is the diff. Between parabola and ellipse
asked by Anonymous 
Nutz
What value of x makes this equation true? –0.5(4 + x) = –1.3
asked by Deez 
business studies
What is Shoprite's vision and mission statement
asked by nthello 
Geometry
Segment AD is perpendicular to the radius of circle (B) and the radius of circle (c). If radius BA=6in, segment AD=21in and radius CD=16in, find the length of BC to the nearest tenth of an inch.
asked by Ben 
Algebra
Solve (10x^3+30x20)÷(5x+5) 2x^22x+4 2x^22x4 2x^2+2x+4 2x^2+2x4
asked by Daniel 
Math
6[8 8 9 7[2 5 5 5 8 8 8 9 8[2 2 2 6 6 9 9 9[0 0 0 2 2 5 5 5 Key: 8[2 means 82 How many students scored 78? 1 student 2 students 3 students 4 students
asked by LOVE 
Physics
An engine rated at 5.0x10^4 watts exerts a constant force of 2.5x10^3 newtons on a vehicle.determine the average speed of the vehicle.
asked by Sam 
math
How many outcomes are there at the ice cream shop if you have five choices of ice cream and 6 choices of toppings and 2 choices of syrup?
asked by karlez 
Math
Ali has 13 pencils.Jamal has 9 pencils. How many fewer?
asked by Lamar 
English
“One day, as I scanned the sandy expanse of Northern Africa, I couldn’t find any of the familiar landmarks—colorful outcroppings of rocks in Chad, irrigated patches of the Sahara. Then I realized they were obscured by a huge dust storm, a cloud of
asked by quick help needed 
math
10z4+8(z1)
asked by larren 
Physics
The human egg cell above is magnified using a 10´ ocular lens and a 40´ high power objective lens. (a) Calculate the overall magnification. (b) If the field of view at highpower magnification is 400 mm, calculate the size of the field of view when the
asked by HELP ASAP 
Science
Arrange the steps required to focus a compound light microscope on low power in the correct order. Then write the numbers for the steps in the blanks. 1. Viewing from the side, raise the stage so that the slide almost touches the lens. 2. Move the low
asked by Hanny 
science
Three year ago, Tom brought $750 worth if stock in a software company. Since then the value of his purchase has been increasing at an average rate of 123/5% per year. How much is the stock worth now? 0.126 x 750 ?
asked by Ty Antone 
English
“The real world is riddled with people who have never learned to carry their own skis…” What does this quote from “Carry Your Own Skis” mean? A. A lot of people who go skiing don’t know how to carry their own skis. B. A lot of people in the
asked by quick help needed 
modisha
Ways how to restore a drainage basin
asked by edneora 
science
When I push on my refrigerator, there is a force acting on it that wasn't there before. That means it should be experiencing an unbalanced force and begin to move. Why doesn't it?
asked by Anonymous 
Alegebra
Please check (5^3) (5^9) is the answer 60 Need help with this one (3x2) and (5x^2+3x)
asked by Marquel 
life orientatio
sexism in human right violation or descrimination
asked by bucie 
Math
There are six truefalse questions on a quiz. Not knowing any of the answers, a student guesses randomly. Find the probability of each event. Exactly two answers are correct. Exactly six answers are correct. At least five are correct. At least three
asked by Jen 
maths
explain why sin(theta)=0,5 has no solution at an interval (0°;180°) my solution: Because in quadrant two the sin is positive
asked by Nhlamulo 
Chemistry
A buffer system contains 0.30 M NH4+ and 0.15 M NH3. pKa of NH4+ is 9.25. How many moles of NaOH must be added to 1.00 L of this solution to increase the pH to 9.25? Hint: What is the (NH3) / (NH4+) when the pH=pKa?
asked by Ally 
science
When I push on my refrigerator, there is a force acting on it that wasn't there before. That means it should be experiencing an unbalanced force and begin to move. Why doesn't it?
asked by Jaz 
Chemistry
When I push on my refrigerator, there is a force acting on it that wasn't there before. That means it should be experiencing an unbalanced force and begin to move. Why doesn't it?
asked by Jaz 
Civics  Check answer
After the housing market collapse in the late 2000s, the U.S. economy suffered a downturn. In what ways could the Federal Reserve reduce the size of this downturn? A) It could raise the interest rates to double what they were. B) It could decrease the
asked by Anonymous JAK 
algebra
How come half the questions posted in here don't even get answered?
asked by Jaz 
math
How come a lot of the questions posted in here don't get answered?
asked by barbra 
math
How come half the questions posted in here don't even get answered?
asked by janice 
science
What is the pathaway and processes of ingestion involved when a person has eaten a buttered polony sandwish?
asked by Sharon 
mathematics
there are 'n' urns numbered through 1 to n. The i^th urn contains i white and (n+1i) black marbles. Let Ei denote the event of selecting i^th urn and let W denote the event that the marble drawn from the selected urn is white. Now, if n is an even integer
asked by amazing math question 
math
18. For the function f(x) = x2 12, find (f o f1)(4). A)4 B)10 C)6 D)0 help please?
asked by emily 
math
17. Let f(x) = x2 + 6 and g(x) = x+8/x . Find ( g o f)( 7) A)384/7 B)295/49 C)57/7 D)63/55 could someone please help?
asked by emily 
math
14. Let f(x) = 2x  7 and g(x) = 4x + 3. Find (f o g)(5) A)23 B)53 C)9 D)3 please help!!
asked by emily 
Math
which polynomial does the model represent (Model shows: 1 big black square, 2 long blank rectangles, 3 long rectangles, 3 small blank squares, 1 small blank square) a.) x^3+2x^23x+2 b.)x^2+x2 c.)x^2x+2 d.)x^2+x2
asked by jj 
Maths
A father is 4 times as old as his son. 5 years ago the sum of their age was 70. Find their present age.
asked by Abrar 
life orientation
Are individuals empowered and do they understand their human rights or when their rights are being violated
asked by tsakane 
Language Arts
wet with dew straggly branches slapped and scratched at my legs and hid uneven ground so that several times tumbling and sliding downward which type of conflict best characterizes the event in the passage? a character vs self b character vs nature c
asked by Adam 
Math
Ryan has 3/4 cup of pudding. How many 1/6 cup servings of pudding can ryan make
asked by Jenny 
Civics  Check answer
Hi, I have questions that I just need checked. There are 28. Can anyone help me?
asked by Anonymous JAK 
math: permutations
How many different 4 letter arrangements can be formed from the letters in the word cards
asked by can someone help me asap (how to do this) 
Science
Arrange the steps required to focus a compound light microscope on low power in the correct order. Then write the numbers for the steps in the blanks. 1. Viewing from the side, raise the stage so that the slide almost touches the lens. 2. Move the low
asked by Hanny 
Physics
Arrange the steps required to focus a compound light microscope on low power in the correct order. Then write the numbers for the steps in the blanks. 1. Viewing from the side, raise the stage so that the slide almost touches the lens. 2. Move the low
asked by Hanny 
Civics
Which of the following statements most accurately describes an economy in which banks are not making loans? Cities no longer have uncontrolled growth and communities are better off financially. Individuals can no longer buy new homes, but the economy is
asked by Anonymous JAK 
Chemistry
would someone be willing to help me fill out my study guide
asked by BLAH 
Math
which polynomial does the model represent (Model shows: 1 big black square, 2 long blank rectangles, 3 long rectangles, 3 small blank squares, 1 small blank square) a.) x^3+2x^23x+2 b.)x^2+x2 c.)x^2x+2 d.)x^2+x2
asked by jai 
Statistics
Years to Earn Bachelor’s Degree: Listed below are the lengths of time ( in years) it took for a random sample of college students to earn bachelor’s degrees ( based on data from the U. S. National Center for Education Statistics). Based on these
asked by Alexis 
Math "Need Help Asap"!
2.)Jennifer writes the letters MONTANA on cards & then places the cards in a hat. What is the probability of picking an N? A.)2/7 B.)3/7*** C.)1/3 D.)2/3 B?
asked by #FreeGucci 
Spanish
Miguel no _______ mucho. dices dicen decimos dice***
asked by Kaai97 
chemistry
The human body is said to contain approximately 50.0 grams of DNA in the entire body. If the number of nucleotides in ONE STRAND of DNA is approximately 3.0 x 106, and the average molar mass of a nucleotide is 327 g/mol, what is the average molar mass of
asked by jenna 
chemistry
If the average volume of all the blood in a human body is 4700 mL, what is the molarity of DNA in the human blood system?
asked by jenna 
Math
. In Figure 5.17 to the right ABCD is a rectangle. If m(∠BDC) = 54, then find m(∠ABD) and m(∠CBD).
asked by Ab 
chemistry
The total mass of DNA in the body is 50.0 g. If the number of nucleotides in ONE STRAND of DNA is approximately 3.0 x 106, and the average length of a single nucleotide is 0.34 nm, what is the length (in km) of one strand of DNA when it is stretched out to
asked by jenna 
Math "Need Help Asap"!
6.)A spinner is divide into 10 equal sections numbered from 1 to 10. You spin the spinner once. What is P(5)? A.)1/3 B.)1/2 C.)1/10 D.)1/4 B?
asked by #FreeGucci 
Math
If 3b+12=5(b4), what is b?
asked by Bianca 
Math help ASAP please
A kicker kicks a football during practice. The equation below can be used to find the height (h) in feet after t seconds. h(t)=16t^2+96t After how many seconds will the ball hit the ground? A. 6 B. 7 C. 96 D. 0 My answer is B, is this correct?
asked by xxAnonymousxx 
math: permutations
How many different 4 letter arrangements can be formed from the letters in the word cards my answer: 120 arrangments
asked by check my answer asap 
History
The Pope is the leader of A) The Roman Catholic Church*** B) the Greek Orthodox Church C) the Roman gods D) the Protestants help please?
asked by Sally 
history
1.how was the suit the catawba brought against south carolina and the federal government resolved? a. the catawba received their ancestral burial grounds b.the catawba received the land on which the city of rock hill stands c. the cataba received a large
asked by abstract 
english
Plz give me some points on a speech it topic says English is a language of oppotunities why bother teach indigenous language?
asked by slungile 
Math
An 82 foot ladder is leaning against a wall. The is 18 feet from the base of the wall. How high above the ground does the ladder touch the wall?
asked by Jayihana 
English
Hello. I would really appreciate some help. I'm trying to imagine a situation in the English language. Do you think my tenses are correct? So, my friend calls me and says she can't come to the party. What would she say, "I won't come" or "I'm not coming"
asked by Ilma 
Statistics Homework
Political Contributions: Listed below are contributions (in dollars) made to the two presidential candidates in a recent election. All contributions are from the same zip code as the author, and the data are from the Huffington Post. Do the contributions
asked by Alexis 
Math
Rhonda bought a new jacket that originally cost $80. It was on sale for 20% off. The store charges a 6% sales tax. what is the total cost for jacket?
asked by Taylor 
english
Matt hiked the trail yesterday.It made him tired. Which sentence combines the two sentences using a gerund phrase? a. Hiking the trail yesterday made matt tired. b. Matt hiked the trail and it made him tired. c. It made Matt tired to hike the trail
asked by abstract 
Applied Math
Each of the letters in the word CALCULATOR are on separate cards, face down on the table. If you pick a card at random, what is the probability that its letter will be C or L?
asked by Narcissa 
Math 1324
A manufacturer produces two models of elliptical crosstraining exercise machines. The times for assembling, finishing, and packaging model A are 3 hours, 3 hours, and 0.8 hour, respectively. The times for model B are 4 hours, 2.5 hours, and 0.4 hour. The
asked by Adam 
Geometry
find the point on the directed segment from (3,4) to (6,1) that divides it into a ratio of 1:2.
asked by Daniela 
english
What is the participial phrase in the sentence? They heard the gilr crying softly in the restaurant? a. they heard b. the girl c. crying softly d. in the restaurant Mike was running quickly. Mike won the race. Which sentence best combines the two sentences
asked by not me 
history please help
1.how was the suit the catawba brought against south carolina and the federal government resolved? a. the catawba received their ancestral burial grounds b.the catawba received the land on which the city of rock hill stands c. the cataba received a large
asked by ...... 
Chemistry
We can precipitate out solid lead(II) iodide from an aqueous lead(II) nitrate solution by adding potassium iodide. If we have 500. mL of 0.632 M lead(II) nitrate solution and add excess potassium iodide, how much solid lead(II) iodide will form (in grams)?
asked by Kierstin 
Geometry
Historically, why is the Cartesian Coordinate System unique? The system is unique because it's concept of using a pair of axes in a three dimensional format
asked by Mike 
English
Hello. Thank you for your answer. Please help me with one more question. Which is correct in the following context: "She was reading a book which was bought / had been bought in the morning"? Thank you very much.
asked by Ilma 
History
In the Byzantine Empire, the emperor A) controlled the church** B) took orders from people C) obeyed church leaders D) always helped defend Italy Ugh please help!
asked by Sally 
Math
Historically, why is the Cartesian Coordinate System unique? The system is unique because it's concept of using a pair of axes in a three dimensional format
asked by Mike 
math
Greg and Sam ordered a pizza for lunch. Greg ate 34 of the pizza, and Sam ate 18 of the pizza. How much of the whole pizza
asked by alexis 
Statistics Range, Variance, and Standard Deviation
26. Flight Data: Find the range, variance, and standard deviation. Express answers using appropriate units, such as "minutes." Refer to Data Set 15 in Appendix B and use the times required to taxi out for takeoff. Flight 1 1 1 1 1 1 1 1 1 1 1 1 3 3 3 3 3 3
asked by Alexis 
Chemistry
20. What is the molecular formula for alkane, alkenes and alkynes? 15.What happens to a reaction at equilibrium when more reactant is added to the system?
asked by BLAH 
math
Coach Hart calculated the mean, median, mode, and range for these data. He realized that he forgot to include Louise's 11 catches in the table. If Coach Hart now includes Louise's data with the data for the other five members, which of the following
asked by alexis 
Maths Ms sue
Select the TWO options that are TRUE statements about survey sampling. Select one or more: (1)Cluster sampling usually increases the sampling error compared to a simple random sample of the same size. (2)In stratified sampling, each member of the
asked by jenny 
help please
An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the
asked by dam 
Riddle
There are many keys but can't open a single door
asked by Sue 
Math
Find the exact roots of 0= x^2 7x +7 I think you have to use the quadratic formula, but I can't figure out how to do this or how to verify. If you could show me step by step, that would be awesome. Thanks
asked by Heaven 
Public policy
. Which of the following is among the impediments to government action on health care? (Points : 1) Frequency of divided government and the resulting decentralization of the legislative process Magnitude of disagreement between citizens and the insurance
asked by Joy 
Math "Need Help Asap"!
6.)A spinner is divide into 10 equal sections numbered from 1 to 10. You SPIN the spinner once. What is P(5)? A.)1/3 B.)1/2 C.)1/10 D.)1/4 D?
asked by #FreeGucci 
History
In the Eastern Orthodox Chrurch icons were once forbidden by the Pope true ** false check my answers please.
asked by Sally 
further maths
a stone is projected from a catapult with a speed of 50m/s and it attains a height 100m calculate d angle of projection
asked by blessing 
English
Thank you for your answers. Please help me with one more question. Is it "behind" or "behind me" in the context "I heard steps behind / behind me"? Maybe, both? Thanks a lot
asked by Ilma 
Science
Is it fair that one athlete could beat another because of the kind of clothes he or she is wearing? Why?why not?
asked by Rochelle 
Math
why is the Cartesian Coordinate System unique? The system is unique because it's concept of using a pair of axes in a three dimensional format
asked by Mike 
science
Can somebody help me understand batteries? I'll explain what I know, then, you can tell me if I'm right or wrong. I know that a battery consists of three main parts: the anode, the cathode, and an electrolyte. The anode is electropositive and the cathode
asked by Maddy 
Statistics
If someone will explain how to work these problems out, that'll help me a ton! A weight loss program claims their patients loose an average of 3 pounds during the first month of the program but a consumer group believes the number is higher than that. A
asked by lviiii 
RATIO
out of 60 fruits in a bag,45 are mangoes and the rest are oranges. what is the ratio of oranges to mangoes.
asked by precious 
CHEM 2
A 23.0% by mass LiCl solution is prepared in water. What is the mole fraction of the water?
asked by Vanessa 
math
if 2500 is invested at an interest rate of 6.5% compounded monthly how long will it take for the investment to reach 7500
asked by Farouk 
Journalism
I need 15 questions to ask an electrical engineer.
asked by Sarah 
Math
A picture frame measures 5inches wide and 7 inches long what is the perimeter of the frame
asked by Ariyannagardner 
Science
What is vectors?
asked by Rolz 
Math
Hello! I have a question. What is a table of values for y=x8? Please tell what free calucators show work! I've been on this question for hours and I'm really frustrated!
asked by MarkiplierFan8228 
Math
A father who is 42 years old has a son and a daughter. The daughter is three times as old as the son. In 10 years the sum of all their ages will be 100 years. How old are the two siblings at present? Please help quick!
asked by Ray 
Spanish
What does He means in spanish??? I have???
asked by Boberto 
math
2x512/6+4x• 2/x16
asked by Anonymous 
MATH
need help upright posts are to be placed at 9 inch intervals on 3 sides of a deck which measures at a total of 36 ft. How many post are needed. 36/3 = 12 am I on the right track?
asked by Amy 
geograhy
What were some the economic effects the stamp act had on colonists?
asked by Lexi 
Maths
Which is better, £3.500, 4 years at 6% simple or compound interest?
asked by Lewis 
Calculus
Using l'hopitals rule, evaluate the following: Lim x>infinity Inx/2(x)^1/2 Limx>0 (1/x  1/e^x 1) I tried both multiple times and I'm still not getting an answer. For the first one I tried l'hopitals rule 3 times and I'm still getting infinity over
asked by Maya 
Maths lit, life science, economics, geography
hey, I want to do medicine and civil engineering is this subjects are right? If not please tell me which career i can go to with this subjects after my matric? Thanks
asked by Lisa 
Physics
Arrange the steps required to focus a compound light microscope on low power in the correct order. Then write the numbers for the steps in the blanks. 1. Viewing from the side, raise the stage so that the slide almost touches the lens. 2. Move the low
asked by HELP ASAP 
math
The clock face in a famous clock tower has a radius of about 5 meters. What is the area of the clock face to the nearest square meter? Use 3.14 as an approximation for pi.
asked by Claire 
math
on a print with a scale of 1/4"=1',the scale drawing of the living room us 5"by 6".The dimensions of the actual room will be___________ft.by_________ft.?
asked by Denis 
math
For a scavenger hunt, Chessa put one coin in each of 10 small boxes. Four coins are quarters, 4 are dimes, and 2 are nickels. How could you simulate choosing one box at random? Would you use the same simulation if you planned to put these coins in your
asked by Homework 
Physics
A particle executes SHM such that at a given time it is at x= +1/4 the amplitude, moving away from equilibrium, and 0.7 seconds later the particle has 1/6 the maximum speed moving away from equilibrium. Find the period of the motion.
asked by Anonymous 
Chemisty
How much bauxite (Al2O3) would you have to mine if you wanted to obtain 100.0 g Al metal from the ore?
asked by Nita 
language arts
which sentence best describes the employer in the original story "the ninny" and the employer in the adaptation the governess
asked by maria 
Math
A high school has 438 students, with about the same number of males as females. Describe a simulation to predict how many of the first 50 students who leave school at the end of the day are female.
asked by Homework 
Physics
A rock dropped into a pond produces a wave that takes 15.9 s to reach the opposite shore, 31.8 m away. The distance between consecutive crests of the wave is 3.1 m. What is the frequency of the wave?
asked by Abby 
Physics
What is the wavelength of a 26250 Hz tone in air? The speed of sound in air is 340 m/s.
asked by Abby 
Math
A tank measures 30 can by 60cm by 50cm. What is the height of water in the tank when 60000 ml of water are poured into it?
asked by Emily 
probability
You guess on all of the answers on a 10 question quiz. If there are 4 possible answers for each question, what is the probability that you get 3 questions right? i've tried doing this problem multiple times and i'm just not understanding.. step by step
asked by shyanne 
science
A mass of o.8 kg water at 25c is mixed with m kg of boiling water.The resultant temperature is 40c.Then find m is
asked by William 
Math
A rectangle has a width of 5 meters and length of 14 meters. If a similar rectangle has a width of 15 meters, what's its perimeter, in meters?
asked by Alyssa 
Physics
A particle executes SHM such that at a given time it is at x= +1/4 the amplitude, moving away from equilibrium, and 0.7 seconds later the particle has 1/6 the maximum speed moving away from equilibrium. Find the period of the motion.
asked by Anonymous 
Chemistry
I'm sorry here is another I do not understand. How do you find out exactly how much of a solution you would need to completely precipitate another compound in the reaction? We can precipitate out solid lead(II) iodide from an aqueous lead(II) nitrate
asked by Kierstin 
Geometry
A trapezoid has an area of 220m^2, a height of 11m, and one base is 13m. Find the other base.
asked by Chloe 
Geometry
Given an equilateral triangle, which of the following does not represent a degree of rotational symmetry? 1) 120 3)240 2) 360 4)60
asked by Daniela 
health
Blood is considered to be  A. Alive B. Lifeless C.unconscious D.none of the above ? Help please and thanks
asked by kellie 
LA  help, thnx
Which of the following quotes from the text best reveals Windrider’s approach to living? a. “I don’t know much about being a father.” b. “It’s hard to put things into a letter, especially when the letter is read to your family by another
asked by Cory 
Physics
A ball is projected so as to reach a height h passes points p and q with velocites v/2 and v/3 where v is the initial velocity with which the body is thrown the distance between p and q in terms of h is
asked by Ishita 
Math
Charlie reads quickly. He reads 1 3/7 pages every 2/3 minutes. How many pages does he read per minute?
asked by Aubrey T. 
math
Describe Sam´s location relative to the theater. Ordered pairs:Sam (4,2),Theater:(3,5)
asked by John 
health
The Heart circulates the blood to all the  in the body A. Muscles B. Capillaries C. Tissues D. Organs ?
asked by kellie 
math
a 14 foot ladder placed against a vertical wall of a building with the bottom of the ladder standing on level ground 9 feet from the base of the building. how high up the wall does the ladder reach?
asked by john 
Math
Ed is thinking of. number. If he adds four to his number, the result is less than 6. Write and solve an inequality about Ed's number
asked by Sandy 
LA  I really need help, guys. :C
Which of the following quotes from the text best reveals Windrider’s approach to living? a. “I don’t know much about being a father.” b. “It’s hard to put things into a letter, especially when the letter is read to your family by another
asked by Cory 
Spanish
Elsa y yo _______ el juguete. hiciste hicimos*** hicieron hizo
asked by Kaai97 
Governmental and Notforprofit Accounting
What is a budget? What information should it include?
asked by Miss Patte 
Spanish
Carolina nos _______ el trabajo voluntario. di dio*** diste dieron
asked by Kaai97 
Physics
On the Round Up at the amusement park, people stand in a cylindical "room" of radius 6.18 m and the room rotates until it reaches a rotational frequency of 0.89 revolutions per second. At this point, the floor drops out. What is the minimum coefficient of
asked by Kyle 
Accounting
variable cost, fixed cost, total costif .10 per min long dist calling based on 100 min, 240 min, and 540 min
asked by LALA 
investment accounting
You have been hired as a financial consultant to defense electronics,Inc.
asked by Edwin 
health
The various activities of the nervous system include a function such as  A. Integrative B. Motor C. Sensory D. All of the above
asked by kellie 
accounting
paying a fixed monthly fee of $15.00 up yo 240 min then .08 per min if i use less than 240 min still paying 15.00 per mo. based on 100 min 240 min 540 min
asked by LALA 
accountung
a fixed mo fee of 22.00 up to 510 min. then .05 per min thereafter if i use less than 510 min i still pay 22.00 per month based on 100 min/ 240 min. 540 min.
asked by LALA 
Geometry
Javier made a square design in art class. The area of the design is 196 square inches. Wat is the length, in inche's, of one side of the design?
asked by Elijah 
Chemistry
How many grams of sodium sulfate na2so4 must be added to make 500ml of a 12.5 M sodium sulfate solution
asked by Jessie 
Math
36 miles per gallon to miles per quart. (1 gal=4 qt)
asked by Sandy 
Science
A banana turning brown when exposed to air is an example of. And the options for me are. A heterogeneous mixture, vaporization, a chemical change, an amorphous solid.
asked by Saige 
Math
Why is the Cartesian System unique? The Cartesian System is unique because you can specify any point uniquely in a two or three dimensional space by using two or three Cartesian coordinates
asked by Sue 
12th Grade
Someone help me!! square root = sqrt (5x^25x10)sqrt(x+7) + (2x+6)sqrt(x+2) >= x^3+13x^26x28
asked by Athenal 
stats
1. Conduct a hypothesis test for the following scenario. SHOW ALL YOUR WORK THE WAY WE DID IN CLASS! A coffeedispensing machine is supposed to deliver 12 ounces of liquid into a large paper cup, but the costumer believes that the actual amount is less. As
asked by Anonymous 
math
Tobi is training to run a marathon. In the first week she runs 25 km and increases this distance by 10% each week. This situation may be modelled by the series 25 + 25(1.1) + 25(1.1)2 + . She wishes to continue this pattern for 14 weeks. How far will she
asked by Elle 
12th Grade
Someone help me!! square root = sqrt (5x^25x10)sqrt(x+7) + (2x+6)sqrt(x+2) >= x^3+13x^26x28
asked by Athenal 
Chemistry
When chromium has 26 electrons, how many neutrons and protons does it have and what is it's standard notation
asked by Chris