Questions Asked on
August 4, 2014

physics
A projectile is fired with an initial speed of 65.2 m/s at an angle of 34.5 degree above the horizontal on a long flat firing range. Determine (a) The maximum height reached by the projectile, (b) The total time in the air, (c) The total horizontal
asked by Anonymous 
PHYSICS
THE MASS OF VENUS IS 81.5% OF THE EARTH AND ITS RADIUS IS 94.9% THAT OF THE EARTH. A)COMPUTE THE ACCELERATION DUE TO GRAVITY ON THE SURFACE OF VENUS FROM THESE DATA.B)IF A ROCK WEIGHS 75.0N ON EARTH,WHAT WOULD IT WEIGH ON THE SURFACE OF VENUS?
asked by GIFT 
Statustics
A survey found that women’s heights are normally distributed with mean 63.4 in and standard deviation 2.5 in. A branch of the military requires women’s heights to be between 58 in and 80 in. a. Find the percentage of women meeting the height
asked by Angie 
math
Jim paddles from one shore of a lake three miles wide at 4 mph, and John paddles from the opposite shore at 5 mph. How long will they travel before they meet? please explain to me
asked by zyanna 
geometry
"An equilateral triangle of side length 6 sqrt 3 is rotated about an altitude to form a cone. What is the volume of the cone?" Please don't solve the entire thing. A hint is all I really want so I can solve it by myself. Thanks!
asked by Sheenybeany 
Ochem
What volume of eugenol will be present in 30 mL of distillate? The essential oil found in cloves, eugenol, can be isolated by steam distillation because it is insoluble in water and has a measurable vapor pressure at 100 °C even though it has a much
asked by Chem 
math
Jan Quint earns $7.00 an hour at her job and is entitled to timeandahalf for overtime, and double time on holidays. Last week she worked 40 hours of regular time, 9 hours of overtime, and 12 hours of holiday time. How much did she earn last week? Please
asked by zyanna 
algebra
n a survey of 60 randomlychosen employees, 15 said they would prefer an hour for lunch with no breaks each day. 45 employees said they would prefer thirty minutes for lunch with two other breaks each day. If there are 500 people employeed by the company,
asked by clara 
Calculus
Find an equation of the tangent line to the graph of the function f through the point (x0, y0) not on the graph. To find the point of tangency (x, y) on the graph of f, solve the following equation of f '(x). f '(x) = y0 − y/x0 − x f(x) = √x (x0, y0)
asked by Karen 
math
1.) when the expression 4x^23x8 is divided by xa, the remainder is 2. find the value of a. 2.) the polynomial 3x^3+mx^2+nx+5 leaves a remainder of 128 when divided by x3 and a remainder of 4 when divided by x+1. calculate the remainder when the
asked by Nialleen 
math 3
The gross income of Ginger Hughes is $215 per week. Her deductions are: $15.16, FICA tax; $29.33, income tax; 2% state tax; 1% city tax; and 3% retirement fund. What is her net income? Please explain to me
asked by zyanna 
English(first additional language)
English is the language of opportunity. why bother to teach indigenous languages?
asked by fikile 
chemistry
What is a Reaction that you would expect when acetylsalicylic acid (aspirin) is heated in the presence of a CONCENTRATED acid? Thanks in advance!
asked by Ann 
math
Ronelio invests $29,000 in two oneyear certificates of deposit. One certificate pays 4%, and the other pays 4.75% simple interest annually. (a) Construct a model for the total interest I(x) Ronelio earns in one year on his investments. (Let x represent
asked by Marie P. 
physics
calculate the amount of heat energy required to melt a 1kg iron ingot initially at 20 ¡ãC? (heat of fusion for Fe is 33.0 J/g
asked by rose 
Organic Chemistry
Rank the following compounds in order of increasing acidity. a. H2O, H3O, Ho == HO, H2O, H3O b. NH3
asked by Rhea 
math
when the expression x^3+mx^2+nx5 is divided by x+2 and x+3, the remainders are 2 and 13, respectively. find the value of m and n. tnx..
asked by Nialleen 
Geometry
"Find the volume of a cone that has 5 as its base radius and a lateral surface area of 65 pi." Help, thanks!
asked by Sheenybeany 
English/ Help
In the race for student body government, both students were coequal. Their speeches each pointed to their records of service and academic excellence. Which of the following options is the meaning of "coequal" as used in the sentence above? A. The students
asked by Dulce 
math
A tire company determines that to manufacture a certain type of tire, it costs $9000 to set up the production process. Each tire that is produced costs $21 in material and labor. The company sells this tire to wholesale distributors for $49 each. (a) Find
asked by Marie P. 
computer history
History,business study,tourism,zulu,maths literacy,english and life orientation. Am doing those subject and am in grade 11 I don't knw what career must I take anybody can help me my digit please 0724306682
asked by Anonymous 
science
1.) what energy transformation are taking place when a ball is dropped from 1.0 m, bounces and tries to 0.80 m, bounces again and rises to 0.64m? What is the efficiency of the energy transformations of ball during a bounce?
asked by chen 
physics
(a) How high a hill can a car coast up (engine disengaged) if friction is negligible and its initial speed is 78.0 km/h? m (b) If, in actuality, a 750 kg car with an initial speed of 78.0 km/h is observed to coast up a hill to a height 12.0 m above its
asked by mike 
Math
If 2a = 3b, 1/3c = 6b^2, and b > 0, what is c in terms of a? The answer choices are: (A) 8a^2 + 6 (B) 8a^2 + 12 (C) 12a^2 + 6 (D) 18a^2 + 6 (E) 18a^2 + 12 Thank you!
asked by Heather 
physics
Compare the work that a 22kW car engine does in 60 seconds if its efficiency changes from 100% to 75%.
asked by chen 
Science(check answers)
I printed out a summer activite to test my skill on science and i found some that i stumbled upon and couldn't figuire out so help? If im wrong then please correct me. 2.A 3.B 4.B 5.A 6.B 2.Giraffes have long necks that allow them to eat leaves in trees.
asked by Matt 
math 4
Henry Devine bought a new dishwasher for $320. He paid $20 down and made 10 monthly payments of $34. What actual yearly interest rate did Henry pay? A. 29.09 B. 68.75End of exam C. 14.55 D. 34.38 Please explain to me
asked by zyanna 
PHYSICS
AT WHAT DISTANCE ABOVE THE SURFACE OF THE EARTH IS THE ACCELERATION DUE TO EARTH'S GRAVITY 0.980M/S² IF THE ACCELERATION DUE TO GRAVITY AT THE SURFACE HAS MAGNITUDE 9.80M/S²
asked by GIFT 
algebra
Rita’s boat has a top speed of 12 miles per hour in still water. While traveling on a river at top speed, she went 20 miles upstream in the same amount of time she went 40 miles downstream. Find the rate of the river current.
asked by jisk 
English/ Help
Which of the following sentences is an example of second person narrative voice? A. You became lost in a labyrinth of lies and deceptions. B. It was a labyrinth of lies and deceptions in which she was lost. C. He was lost in a labyrinth of lies and
asked by Dulce 
penn foster paralegal
i need help with the following i need the info to be for OHIO LAWS Participants Sally Bright asked her husband, John, to move out temporarily due to marital difficulties. After a brief separation, Sally filed for divorce and received temporary custody of
asked by jennifer 
geometry
if a polygon has a volume of 19 cm and is dilated by a factor 3\2 , what will be the volume of the dilated polygon
asked by Mariah 
Chemistry
Im studying for the MCAT and i found this question in my old chem book. i can't figure out how to derive the formula they are talking about... Nitrogen monoxide reacts with oxygen to give nitrogen dioxide. 2 NO(g)+ O2(g) > 2 NO2(g) The rate law is
asked by Jesse 
Math
Sin square 5 degree plus Sin square 10 degree plus Sin square 15 degree plus..........Sin square 90 degree
asked by Rahul 
Chem
Im studying for the MCAT and i found this question in my old chem book. i can't figure out how to derive the formula they are talking about... Nitrogen monoxide reacts with oxygen to give nitrogen dioxide. 2 NO(g)+ O2(g) > 2 NO2(g) The rate law is
asked by Jesse 
Chem
Im studying for the MCAT and i found this question in my old chem book. i can't figure out how to derive the formula they are talking about... Nitrogen monoxide reacts with oxygen to give nitrogen dioxide. 2 NO(g)+ O2(g) > 2 NO2(g) The rate law is
asked by Jesse 
arithmetic
write 4.33 as a mixed number
asked by dale 
Chemistry
Im studying for the MCAT and i found this question in my old chem book. i can't figure out how to derive the formula they are talking about... Nitrogen monoxide reacts with oxygen to give nitrogen dioxide. 2 NO(g)+ O2(g) > 2 NO2(g) The rate law is
asked by Jesse 
physics
100 grams of a liquid with a temp of 70 degreess celcius and a specific heat of 4 J/K/gram is poured into an aluminum pan having a mass of 4000 grams and an initial temp of 20 degrees. with a specific heat capacity of 0.9. what is the final temp of the
asked by rolloo 
Calculus III
Find the moment of inertia about a diameter of s spherical shell of uniform density, D, bounded by two concentric spheres of radii a and b, where a
asked by E 
algebra2
Scores on a test are normally distributed with a mean of 75 and a standard deviation of 8. Estimate the probability that a randomly selected student scored between 71 and 75.
asked by clara 
Social studies
I think its A. What is a limitation of any map? A. It shows only a part of the Earth. B. There is always some distortion. C. The scale affects what can be shown accurately. D. The seas are never in exactly the right location
asked by matt 
Physics
Why can you exert a greater force on the pedals of a bike if you pull up on the handlebars? Does it have anything to do with one of Newton's 3 laws? I'm not sure how to approach this question.
asked by Anonymous 
math
Mang jose wants to make a table which has an area of 8 m^2. The length of the table has to be 2 m longer than the width. 1. if the width of the table is p meters what will be its length? 2.form a quadratic equation that represents the situation? 3.find the
asked by rainer ferrer 
microsoft powerpoint
1.after carefully constructing and double checking all of your slides, you're ready to preview your presentation. you're on the fourth slide, but you need to see the whole presentation as one unbroken flow. what button should you use to view the whole
asked by cali 
Biology
5’CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC3’  3’GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG5’ Tip: If you want to see a review of PCR, we recommend this amazing animation and virtual lab made
asked by Sarah 
English/ Help
It was a perfect day for a boat ride on a lovely river.? Which of the following parts of speech is the word "lovely" in the sentence above? A. Coordinating conjunction B. Prepositional object C. Adjective D. Adverb I think A
asked by Dulce 
statistics
The students in your class with three children in their families are asked to state the number of boys in the family. What are the possible numbers? If X is the number of boys minus the number of girls in each of these families, state all the possible
asked by Ariana 
Biology
5’CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC3’  3’GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG5’ Tip: If you want to see a review of PCR, we recommend this amazing animation and virtual lab made
asked by Cece 
math test review
16. If the base of a right triangle is 8 (square root)2 and the hypotenuse is 18, what is the area of the triangle? A.14 B.14 square root 2 C.56 square root 2 D.64 E.64 square 2
asked by David 
algebra
An object 8.4 feet tall casts a shadow that is 25.2 feet long. How long in feet would the shadow be for an object which is 20.7 feet tall?
asked by JG 
Physics
The rate of volume flow of water through a canal is found to be a function of cross section of canal and velocity of water.show that the rate of volume flow is proportional to the velocity of flow of water
asked by paramjeet 
math hw
In set of 30 different positive integers, every number is even and/or a multiple of 3. If 22 of these numbers are even and 15 are multiple of 3, then how many of these numbers are multiple of 6?
asked by David 
MA 1310
What is the amplitude, period and phase shift for y = 1/4 cos (3x +7)? Thank you, please show work.
asked by Mike 
Biology
Consider the following 45 basepair (bp) DNA sequence: 1 10 20 30 40  .  .  .  .  . 5’CGCACCTGTGTTGATCACCTAGCCGATCCACGGTGGATCCAAGGC3’  3’GCGTGGACACAACTAGTGGATCGGCTAGGTGCCACCTAGGTTCCG5’ Tip: If
asked by Jenna 
English
Discuss, in “Sinners in the Hands of an Angry God,” Edwards’ description of God’s wrath and Edwards’ use of the metaphors of storm and thunder, flood and fire. CAN SOMEONE CHECK MY ANSWER TO SEE IF I ANSWER THE QUESTION RIGHT PLEASE The
asked by Kiara 
English/ Help
The doctor who was late for an appointment drooped xray into puddle hurrying to the hospital. a into the puddle b hurrying to the hospital c Who was late d for an appointment I think D
asked by Dulce 
Art and Design/ History
How did the first world war play an important role in many aspects of Art Deco and designers, How did it change the role of women and men?
asked by Caitlin 
peternchabeleng
na2co3(s)h2o(l)2na+(aq)+co32(aq)
asked by clemy 
Math 221
Polynomials x4y5 x3y6
asked by Monica 
English/ Help
Which of the following phrases is misplaced in the sentence above? A. Extending her arms over the leftfield wall B. toward the fan C. on the fly D. before displaying the home run ball for all to see I think D
asked by Dulce 
Chemistry
Iodine combines to form I2 in liquid propane solvent with a constant of 1,5 x 10^10 L/mol. The rate is 2nd order. Since the reaction occurs quickly, a flash of light creates an I concentration of .0100M. How long will it take for 95% of the atoms to form
asked by Nancy 
math
find the volume of the solid obtained by rotating the region bounded by the given curves about the specified line. x=2=2sqrty, x=0, y=9 about the y axis. Is this the disk or shells method and how do I set this problem up?
asked by sara 
chemistry
Iodine combines to form I2 in liquid propane solvent with a constant of 1,5 x 10^10 L/mol. The rate is 2nd order. Since the reaction occurs quickly, a flash of light creates an I concentration of .0100M. How long will it take for 95% of the atoms to form
asked by Nancy 
Chemistry
I need help i do not know how to do this problem at all. A 30.00 mL sample of 0.1500 M hydroazoic acid (HN3; Ka = 1.9 x 105) is titrated with 0.1000 M KOH. Calculate the pH after the following volumes have been added:
asked by Jamie 
English/ Help
. Which of the following sentences is written correctly? A When properly designed, an automobile can achieve great fuel efficiency. B. When properly designed an automobile can achieve great fuel efficiency. C. When properly designed, great fuel efficiency
asked by Dulce 
physics
I need help with this question. Would you be able to explain it please? Double slit interference patterns exhibit mλ path difference for constructive interference. Single slit diffraction patterns exhibit (m+1/2)λ path difference for constructive
asked by Liz 
math
1. If b is a positive integer than 200, then how many integer pairs (a,b) satisfy the equation a/b= 2/9
asked by David 
physicsplease help
A proton, traveling with a velocity of 6.8 × 106 m/s due east, experiences a magnetic force that has a maximum magnitude of 8.6 × 1014 N and direction of due south. What are the magnitude and direction of the magnetic field causing the force? If the
asked by Sara 
Gen 499
Underage drinking
asked by shae 
math
Investor A deposits 1,000 into an account that earns an interest rate of 6% per annum compounded semiannually. On the same date, Investor B deposits 800 into an account that earns an interest rate of 8% per annum compounded monthly. After how many years
asked by Anonymous 
maths
A man uses a fifth of his income on his rent,a third on education and one half of the remainder on clothing. (A) what fraction of his income does he spend on clothing? (B)How much does he spend on clothing,if his income is $2,000,000?
asked by ben 
Math 221
24x^515x^4/3x^2
asked by Monica 
Math
(v5)(v+3) Is this answer correct v+15
asked by Monica 
math hw
10.Thirty students in a chemistry class took a test on which the overall average score was 78. If the average score for 15 of those students was 85, what was the average score for the remaining members of the class? I know that "average" means dividing,
asked by David 
Algebra
multiply the polynomial (x1)(2x squaredx3)
asked by Nola 
Physicshelp please!
A wave on a rope is 6.1m . a.) What is the wavelength of this wave? b.) If the frequency of the wave is 6.2Hz, what is the wave velocity?
asked by Anonymous 
english
I have to comment this assonance in line 6 the name of the poem is And all is seared with trade;bleared,smeared with oil
asked by bronnie 
physics
An astronaut in a spaceship is listening to his music. Calculate the time it takes to play a 4.00 minute song at 0.1c
asked by Liz 
pol week 2 quiz
The basis for national power lies in (Points : 1) the Interstate Commerce Clause only. the Supremacy Clause and the Treaty Clause only. the Treaty Clause and the Interstate Clause only. the Interstate Commerce, Supremacy, and Treaty Clauses. Question 2. 2.
asked by Sara 
Math
(2x^4)^2 y
asked by Monica 
Genereal knowledge
What is Alchemy and what does an Alchemist do?
asked by Bismriti 
math
1. If b is positive integer less than 200, then how many integer pairs (a,b) satisfy the equation a/b= 2/9?
asked by David 
math test review
18. In triangle ABC, m
asked by David 
science (physics)
A projectileis given an initial velocity of icap + 2jcap . The catesian equation of its path
asked by Prateek 
english
I have to comment this assonance in line 6 the name of is God's grandeur And all is seared with trade;bleared,smeared with oil
asked by bronnie 
Math
polynomials (4u^22u+7)+(5u^2+u+3)
asked by Monica 
POL201
With unfunded mandates, the national government (Points : 1) respects state sovereignty. passes a national policy measure which will require state spending. approves a state policy measure and provides 1/3 of the required state spending. fully pays for the
asked by Sara 
math
9. In Mr.chin's math class there were g girls and b boys. The number pf girls was 5 less than twice the number of boys. What is the value of g in terms of b? this is what I have so far: 2n5
asked by David 
Social studies (Update answer)
I think its B. ? If its wrong I swear I wont ask again. What is a limitation of any map? A. It shows only a part of the Earth. B. There is always some distortion. C. The scale affects what can be shown accurately. D. The seas are never in exactly the right
asked by matt 
Islamiyat
what kind of people were the prophets?
asked by Hoor 
science (physics)
A projectileis given an initial velocity of icap + 2jcap . The catesian equation of its path
asked by Prateek 
math
How many digits are presents from 1  2014
asked by Aryan jh 
Chemistry
What is dS (J/K) of the process when 0.5874 moles of H2 gas are compressed from 37.13 L to 29.13 L at constant temperature?
asked by ND 
k
What is the mass percent of sodium in NaCl?
asked by Anonymous 
calc
let v=i+j+k and w=2i k find the magnitude of the projection of w onto v I thought i use the equation proj w onto v= (v.w)/lvl so i got 3/sqrt3 but the answer is 1/sqrt 3
asked by rolloo 
grade 7 maths
Missing input W+9=14
asked by Aphiwe 
Math
7b^3(5b^6+9b) I am trying to see if this answer is correct 35b^9+63b^4
asked by Monica 
math hw
2. If a^2b^2=20 and a+b=2, what is the value of ab? I added the a^2b^2+20 and a+b+20, but i couldn't get the answer to equal ab.
asked by David 
PreCollege Algebra
multiply the polynomial (x1)(2x squared  x 3)
asked by Nola 
Islamiyat
how many prophets were there?
asked by Hoor 
operating system
what is the difference between deadlock and stravation
asked by sandhya 
math
Maria, who has been a computer consultant for the past 5 years, has 100 regular customers. Her standerd fee is $90 per hour. She decided to raise her fees, and folowing some research and based on her previous experience, she expects that she will lose a
asked by Leo 
Math 221
(4)^3 is this 12
asked by Monica 
math
3×44÷33×34
asked by Harro