Questions Asked on
August 19, 2015

Chemistry
A mixture of C3H8 and C2H2 has a mass of 2.5 g . It is burned in excess O2 to form a mixture of water and carbon dioxide that contains 1.5 times as many moles of CO2 as of water. Find the mass of C2H2 in the original mixture.
asked by Sunny 
Math
The mass of Pluto is approximately 1 × 1022 kg, while the mass of Neptune is approximately 1 × 1026 kg. Which of the following is true? The mass of Pluto is approximately one thousand times that of Neptune. The mass of Neptune is approximately one
asked by Anonymous 
Math
There are 12 pieces of fruit in a bowl.7 are apples 2 are peaches.What is the probability that a randomly selected piece of fruit will not be an apple or a peach?Justify your answer.
asked by Brooke 
Algebra 2
A store has sales of $500 in their first month. If sales increase at a rate of $10 each month, they can be modeled by this equation: es0021.jpg Use summation notation to model and evaluate the sales for the first ten years. Explain your steps.
asked by Anonymous 
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
asked by nina 
math
what are the roots for x^313x12?
asked by Tameka 
Math
Given that
asked by Chanel 
Life Orientation
In about one page describe a recent service delivery protest in your community and in neighbourhood
asked by mike 
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(?)
asked by nina 
Geometry
Line TV bisects
asked by Robert 
Math
(05.01)A scale drawing of a living room is shown below: A rectangle is shown. The length of the rectangle is labeled 3 inches. The width of the rectangle is labeled 5.5 inches. The scale is 1 to 30. What is the area of the actual living room in square
asked by Anonymous 
social studies
Which type of economic institution works to provide services to a community and does not pay taxes? A bank B market C nonprofit D labor union (?)
asked by nina 
Chemistry
A buffer is made by mixing 100 mL of 0.25 M acetic acid (CH3COOH) and 150 mL of 0.10 M sodium acetate (CH3COONa). Calculate the pH of the solution after 0.5g of solid NaOH is added to the solution (Given Ka (CH3COOH) =1.8 x 105)
asked by Jaden 
Trig
Find all solutions of the equation in the interval [0,2pi). 2sin theta+1=0. Write answer in radians in terms of pi.
asked by James 
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 (?)
asked by nina 
math, science, everything else for 10th grader
If sec x = 17/8; verify that 3  4sin^2x /4cos^2x 3 = 3 tan^2x / 13tan^2x.. I have used x in place of theta. It isn't multiplication symbol.. ^2 means to the power 2. Pls help
asked by Agile 
Geometry
If line PQ bisects with Line ST at R. SR = 3x +3 and ST = 30 Find x I come up with x being 9 to equal 15 but the choice for answers are: x=8 x=6 x=4 x=2 What am I doing wrong?
asked by Jonathon 
Math
I have 5 problems. Write a mathematical expression to represent each situation. Then find the value of the expression to solve the problem. 1. You play a game where you score 6 points on the first turn and on each of the next 3 turns. What is your score
asked by anon 
Science
4. Which geographic feature marks the last natural obstacle for Georgia's rivers on their way to the Atlantic Ocean? A) the Floridian Aquifer B) the Vally and Ridge region C) the fall line D) the Marshes of Glynn I got A but I'm not sure if it's right
asked by SarA 
Mzamba C.H.S
What can I be If I do pure mathematics, english Home Language, Life sciences,Agricultural technology,Life Orientation and Isixhosa FAL
asked by Zee 
English
Can someone tell me why the novel Fahrenheit 451 has a dystopia society?? Can you give some examples please? thanks
asked by Penelope 
Math grade 4
Write a number pattern for 6 starfish if each had five arms. How many arms would those starfish have in all? Final number I am trying to get is 30. Can't get any definite pattern to work. Applying 1,2,3,5,6...pls help!!
asked by Irena 
Math
Susan wants to use blue, yellow, green, and pink paint to decorate her house. She needs 3 times as much blue paint as yellow paint and 1/2 as much yellow paint as green paint. She needs 3 1/4 gallons of pink paint, which is 3/4 of a gallon more than the
asked by Anon 
Mathematics
A company manufactures two products X and Y by means of two processes A and B. The maximum capacity of process A is 1750 hours and of process B 4000 hours. Each unit of product X requires 3 hours in A and 2 hours in B, while each unit of product Y requires
asked by Anonymous 
Math
Raquel is mowing her rectangular lawn. The area of her lawn is 800 sq.ft The width of her yard is twice as long as the length of the yard. How wide is her yard? How long is her yard?
asked by Anonymous 
Social Studies
Which of the following are impacts that the temperate climate has had on Georgia’s development? encouraging crops with longer growing seasons drawing immigrants from other locations encouraging tourism all of the above*** Is that correct?
asked by Amber 
Physics
A concert hall of volume 2000 m3 contains air at a temperature of 25 ◦C and relative humidity 80 %. Given that the density of water vapour in saturated air at 25 ◦C is 22.8 g/m3 and that the temperature and pressure of the concert hall remain constant
asked by Anonymous 
MATH
Express 12g as a decimal of 60g
asked by ID 
Mathunit rate
Molly walks 1 1/2 miles in 3/5 hour. What is the walking rate?
asked by L 
Geometry
The endpoints of a diameter of a circle are A(2,1) and B(5,5. Find the area of the circle in terms of pi.
asked by Chip 
G ss jikowyi subject physics
Subject physics a spring 20m long is streched to 25cm by a load of 50n ? What will be his length when strench to 100n assuming that the elastic limit is not reached
asked by Mercy 
science
Which of the following nitrogenous bases is found exclusively in DNA? A. Adenine B. Cytosine C. Guanine D. Thymine i think it's D
asked by Mike 
Math
A boy's test grades are 68 , 72, 78, 80 and 86. What grade must he get on his next test to make his test average exactly 75?
asked by Pat 
Math
Convert 24 fluid ounces of juice to cups, if 1 cup= 8 fluid ounces. Is this answer correct? 3 cups
asked by Amy 
English
So what i have to do is get two articles that are local news and they must come from July and August. It must be approximately be 1000 words and must come from a major newspaper or news magazine. So i have been searching up in the new york times but you
asked by Penelope 
physics
A wooden box is being pulled 10m from its original position along a horizontal surface by constant force of 25N calculate the work done on the box if the force is applied horizontally, and the force makes an angle of 37°.
asked by ann 
math
You get one spin.what is the probability of spinning a number larger than 6 out of 8.
asked by devin 
Dimensional Analysis Chemistry
want someone to check if this is right, Q: The concentration of lead in drinking water in a home was found to be 2.1x109 M. What is the concentration in ppm? ppb? MM=207.2 g/mol. 1 ppm = 1 mg/L. A: 2.1x10^9 mol/L x 207.2 g/ 1 mol x 1000 mg / 1 g =
asked by paul 
Calculus 1
Find an expression for a cubic function f if f(1)=8 and f(1)=f(0)=f(2)=0
asked by TayB 
Social studies
How have the Piedmont region's physical features influenced its local economy? my answer A. In places, it has rocky soil that is better for manufacturing than farming.*** B. The hilly land makes it difficult to transport goods, which limits economic
asked by help plzplzplz 
Math
In a 36minute gym period, 24 boys want to play basketball. If only 10 can play at the same time, and each boy plays the same amount of time, how many minutes does each boy play?
asked by Pat 
Social Studies
10)Which of the following regions generally has the lowest elevation in Georgia? A the Appalachian Plateau B the Coastal Plain*** C the Piedmont D the Blue Ridge Mountains Is this correct?
asked by Amber 
Math
At the beginning of the summer Molly decided to add a little money into her savings account every week. After seven weeks her account had $175. At the end of 15 weeks her account had $375. Assumed that she put the same amount of money into her savings
asked by Christy 
Math
I need a step by step solution to this problem. I'm preparing for the GKT and I can't remember how to solve these problems. This is just a sample question from the gkt practice packet. A building 51 feet tall casts a shadow 48 feet long. Simultaneously, a
asked by Amanda 
Science
The combustion of a compound which contains only C and H yields 2.58 g of CO2 and 0.53 g of H2O. What is the empirical formula of the compound? Molar mass of CO2= 44.01 Molar mass of H20= 18.01 2.58g/44.01=0.586 mol CO2 .53g/18.01=.0294 mol H2O I Don't
asked by Jordan 
Science
Explain how you would design an experiment to text your hypothesis.
asked by Jasiel 
Math
A girl had 20 coins in nickels and dimes whose Sun was $1.40. She spent 65¢ using 8 coins. She has __ nickels.
asked by Pat 
Math
what are the mixed numbers of 1364/93 & 17765/646
asked by Chung 
Math (Probability)
In a random poll of science students, it was determined that 90% of students submitted tests before the deadline. In a random sample of 75, what is the probability that exactly 10 submitted after the deadline? What is the probability that less than 10
asked by Meghan 
Physics
A bird watcher meanders through the woods, walking 1.07 km due east, 0.533 km due south, and 4.62 km in a direction 50.1 ° north of west. The time required for this trip is 1.451 h. Determine the magnitudes of the bird watcher's (a) displacement and (b)
asked by Anonymous 
math
ek sankhya a b se 40% kam hai b a se kitne pratisat adhik hai
asked by Anonymous 
PreCalculus
How do I solve these equations? I need to create an equation given the characteristics? I have to be able to graph a parabola but first I need help solving this. 1.Focus (1.5,1); opens right; directrix x=0.5 2.Focus (1,4);opens down; contains (3,1)
asked by Stephanie 
Solid Mensuration
A triangle has a base of 16 inches and an altitude of 8 inches. Find the dimensions of the largest rectangle that can be inscribed in the triangle if the base of the rectangle coincides with the base of the triangle.
asked by Jean 
Math
Simplify 2 +(5x4+3). I believe the answer is 25
asked by Lost 
physics 2
A circus performer stretches a tigthrope between two towers. He strikes one end of the rope and sends a wave along it toward the other tower. He notes that it takes the wave 0.800 s to reach the opposite tower, 20.0 m away. If a 1.00 m length of the rope
asked by apple 
math
give the reason to justify each step a. 4c+3(2+c)=4c+6+3c b. =4c+3c+6 c. =(4c+3c)+6 d. =(4+3)c+6 e =7c+6
asked by Mary 
english
"we finished the homework very fast". how to convert this sentence into a passive voice?
asked by shakthikomal 
boitumelong
Eddie took 3over5 hours to finish a work but john finished the same work in 7over9hours who finished the work in less time .give reasons
asked by sphe 
financial management
Tribke Enterprises collected the following data from its financial reports for 2012: Stock price $18.37 Inventory balance $300,000 Expenses (excluding COGS) $1,120,000 Shares outstanding 290,000 Average issue price of shares $5.00 Gross margin % 40%
asked by Ashley 
math
A gallon of a certain kind of paint will cover 224 square feet of surface. In painting two walls; one 36' by 8' and the other 24' by 9', the number of gallons of paint used is: I'm sorry I don't really know what to do, could someone please explain?
asked by Dalina 
Linear Systems and Statistics
A camera store sells 40 pairs of binoculars per week on average with a standard deviation of 6. What is the probability that the store will sell more than 52 pairs binoculars in any week? 8.28% 3.57% 7.24% 2.28% 4.55%
asked by Anonymous 
Math
If there are 7 red cubes, 6 blue cubes, and 13 yellow cubes, what is the ratio red cubes to total cubes? ___ red: ____ total
asked by Amy 
Math
9. Explain how to solve 8 square+9(12 divided by 3 times 2) 7. (5 Points)
asked by Gabby 
Physics
5. A skier wearing a fullybody ski suit of surface area 1.8 m2 is losing heat by convective and radiation processes off the surface of the ski suit at a rate of 95 W. Given that the suit is filled with goose down 15 mm thick with a thermal conductivity of
asked by Anonymous 
Calculus
(2x + sin x)/x What is the limit as x approaches zero?
asked by Anonymous 
Math
How do I know if a graph has removable continuity, jump, or infinite? What is the difference?
asked by Jordan 
crj220
Taking what appears to be moral behavior and explaining it instead in terms of selfinterest is a strategy known as
asked by Anonymous 
algebra
wright the slopeintercept form of the equation of the line described though:(2,5), parallel to y=9/2x+3
asked by roseann 
Math
How much larger than 1/9 of 3 is 2/5 of 1 2/3?
asked by Pat 
Algebra
Please help 1.8  3.9= A. 2.1 B. 5.7 C. 2.1 D. 5.7****** Please help 7+5= A. 2*** B. 12 C. 12 D. 2
asked by Bubbles 
science
Experiments cannot validate hypotheses, only falsify them. The statement above can be restated in which of the following ways? A. Until disproved, an explanation for an observation is valid. B. Certain concepts cannot be subjected to direct
asked by Mike 
math
Find period and phase shift and amplitude of y=10sin(x/4)4pi)5? The amplitude =10 Period=? Phase shift=?
asked by eva 
Physics
are water waves at the beach with a velocity of 1.75m/s and a wavelength of 3.213 and frequency of 1/1.84Hz considered fast?
asked by Courtney 
physics
a projectile is fired at 30 degree above the horizontal with an initial speed of 600 m/s. find the direction and magnitude of the velocity after 2 seconds?
asked by dondon 
Algebra II
Can you please let me know if this is the transitive or substitution property? If y = z, then y + 14 = z + 14 Thank you!!!!
asked by Mom50 
Algebra
I need help with the following question: (2 + p)(r+ 9) = (r + 9)(2 + p) Is this communtative property? Thank you very much for all your help.
asked by Lori 
Math
How do I do this _______ is 32% of 250
asked by Lisa 
math
Mbali has to add the following numbers but her calculator does not have a fraction key, help her to add numbers using her calculator 3 1/9;2 5/621/4;1 1/5
asked by amira 
math
all of the following are coordinates on the same straight line except: A) (0,2) B) (3,11) C) (5,15) D) (7,23) E) (x,3x+2)
asked by James 
Criminal Law
What should an investigator do if contraband that does not come under the present warrant is found in pursuit of items covered under the original warrant? A. Focus on the original warrant B. Seize the contraband under the present warrant C. Get a secondary
asked by Sabxo 
Algebra II
For the following, I believe I have the correct answers: 3 * 6  3 * 4 = 18  12 Substitution Property because you are substituting 18 for 3 * 6 If s = 3, then s * 2 = 3 * 2 Substitution Property because you are substituting 3 for the s Did I name the
asked by Mom50 
math
what are the roots of x^3+6x^2+12x+8?
asked by Tameka 
math
what are the roots for x^3+x^210x+8?
asked by Tameka 
math
what are the roots for x^32x^27x4?
asked by Tameka 
math
what are the roots for x^46x^3+5x^2+12x
asked by Tameka 
math
what are the roots of 12x^2x^3+x^4?
asked by Tameka 
math
what are the roots of x^510x^3+9x?
asked by Tameka 
math
what are the roots of x^33x^2+3x1
asked by Tameka 
math
what are the roots od x^3+x^24x4?
asked by Tameka 
math
okay i know i have not been showing my work and ya tellin me to use steve post as an example but i don't even kno what im doin to show ya any work and i don't understand this stuff this is my first time learnin it so can yahelp me wit one. to whomever this
asked by Tameka 
algebar
find the slope of a perpendicular to each given line y=x3 and y=x4
asked by gwen 
algebra
find the slope of each line 9x+2y=8 and y=0 thanks who can help me
asked by gwen 
algebra
what is the absolute value of (33)
asked by judy 
pre algebra
what is the absolute value of /16/ thank you.
asked by stella 
algebra
wright the slopeintercept formof the equation of each line given the slope and y intercept slope=4/5, yintercept=2
asked by kim 
algebra
simplify each expression 44/9x7/4+12/7x+1 I worked it out and just went to check it thank you
asked by Ian 
algebra
sket the graph of each linear inequality y
asked by fred 
algebra
wright the slopeintercept form of the equation of the line though the given points through:(4,4)and (3,5)
asked by anthony 
Science
Explain how you would design an experiment to text your hypothesis.it's about my pet birds.
asked by Jasiel 
Math
(8*2_10)_2*3 to the 7th power = 4374
asked by Rachel 
math
Find the domain of f(x)=5x1/x^2+8x+15?
asked by Jason 
math
Find rhe critical poinu of y=3(x2)^2+3.is it max or min?
asked by Ema 
Please Read
how many seasons are in a school year
asked by Lily 
math
last year kitbits made 2675 plastkits. this year 16% fewer will be made. how many fewer will be made?
asked by ayla 
algebra
Could someone please help. Consider the function 3x^27. Find f(2). a) 1 b) 5 c) 5 d) 0 I think its a) 1 but not sure. Thank you for your help
asked by jay 
Calculus
(3x x2) / x2 What is the limit as x approaches 2 from the left side?
asked by Anonymous 
statistics
The CEO of ABC manufacturing commissioned a study to look at the differences between the current salaries of her employees by employee job title. There were three job categories: clerical, custodial, and managerial. The study collected current salary data
asked by elizabeth 
MATH
Good Evening Ms SUE, Frankly I tried the below some as you said but still I am not getting the answer still i am getting the same answer as option A. 2 1/6 n I know this is wrong Mam if you don't mind can you check n tell where i am wrong and correct me
asked by GOUTHAM 
maths
if 25t;1t;t+1 are the first 3terms of an infinite converging geometric sequence,determine the values of t
asked by molwantwa 
English
I have a summer reading assignment for the high school I am going to be attending. I am reading Lord of the Flies, and I have to write a 4essay paragraph on it. They are very specific about what they want on the essay. I already have two paragraphs done,
asked by Isabelle 
math help
(1.15) x 3.2 = Please help me I have to use steps also.
asked by ttng 
Math
A common flea that is 2 to the negative force inches long can jump about to cubic inches high about how many times its body size 10 the flea jump
asked by Nikki