Questions Asked on
September 17, 2015

Vince
Please show work for Determine the final end (final) value of n in a hydrogen atom transition, if electron starts in n = 1 and the atom absorbs a photon of light with an energy of 2.044 X 10^18J? thank you very much for your help
asked by Joey 
Reading/Writing
Please check my answers to the reading. Reading: MY MOTHER NEVER WORKED By Bonnie SmithYackel “Social Security Office.” (The voice answering the telephone sounds very selfassured.) “I’m calling about ... I ... my mother just died ... I was told
asked by Anonymous 
physics
Three positive point charges of 3.0 nC, 6.0 nC, and 2.0 nC, respectively, are arranged in a triangular pattern, as shown below. Find the magnitude and direction of the electric force acting on the 6.0 nC charge.
asked by Anonymous 
English
Which of the following is a sentence fragment? A. The first tiny purple crocuses bloomed in February. B. High up in the willow trees in the springtime. C. Covered in snow, the branches reflected the sunlight. Is the answer B? Thank you
asked by Skylar 
English, help please
In the story my brother's keeper by jay bennett what is the rite of passage?
asked by XenaGonzalez 
Math
. Lopez has $9118 in her bank account on March 1st. She saves $609 in March. Then she must pay $1011 in taxes in April. Mrs. Lopez is able to save $705 in May. At the end of May, approximately how much greater or less is her account balance than it was on
asked by Juan 
english
what is the root word for release? what is the prefix and how does the prefix change the meaning? It is driving me nuts.. the word is not release(as rerent) i think he root IS release.. 4th grade spelling homework. i think it is a mistake or wrong
asked by edina 
Art
Which element of art is most evident in the drawing of these buildings? Through the use of line, this artist was able to create _ The viewer's attention is directed toward the man's face by Which element helps to give the illusion of great height and
asked by Schooltastic! 
Math
A spherical vessel used for deepsea exploration has a radius of 1.50 m and a mass of 1.20 × 104 kg. To dive, the vessel takes on mass in the form of seawater. Determine the mass the vessel must take on if it is to descend at a constant speed of 1.20 m/s,
asked by Diaco 
Math
The results of a car race are shown. Determine who drove the fastest. Explain. Driver Laps Time (min) Cutwrite 35 84 Evans 42 96.6 Loza 38 102.6
asked by Anonymous 
Language Arts
Which word has a meaning similar to prodigy? Statue Babysitter Athlete Wonder**
asked by Elizabeth 
Physics
A student standing on the ground throws a ball straight up. The ball leaves the student's hand with a speed of 17.0 m/s when the hand is 1.50 m above the ground. How long is the ball in the air before it hits the ground? (The student moves her hand out of
asked by Erika 
MATH PROBABILITY
The probability of a machine producing a defective product is .08. Find the probability that, in a run of 200 products, there are exactly 12 defective products
asked by Emma 
math
How do you draw a array of 3x9
asked by Jennifer 
astronomy
If you drop a feather and a steel hammer at the same moment, they should hit the ground at the same instant. Why doesn’t this work on Earth, and why does it work on the Moon? Will it work on Phobos, a moon of Mars?
asked by nilmar 
English
I need help making a synthesis analysis of Jonathan Swifts "A Modest Proposal". I don't know what to say or write about. I'm really bad at making synthesis. Please help me
asked by Annie 
physics
An elephant walks east for a distance of 58 km, then walks north for a distance of 16 km and finally north east at 300 for 15 km. Find the magnitude of the elephant’s total displacement in kilometers. now would i find the change in distance by
asked by Kim 
math
Jared used 1 2/5 bags of soil for his garden. He is digging another garden that will need 1/5 as much soil as the original. how much will he use total?
asked by sharmour 
science
Which of the following is not a possible cause of mass extinction? A. Geographic isolation B. Failure to evolve C. Meteorite impact D. Temperature reduction i say A
asked by jamaya 
Geometry
A 6 foot tall fence post a 1 foot shadow. A nearby clock tower cast a 35 foot shadow. what is the height of the tower?
asked by Lizeth 
Math
A car travels 480 miles on 15 gallons of gasoline. How many miles does the car travel per gallon? My work Myself shows the answer is 32 mi/gal
asked by Taylor 
Math
An artist is using tiles and boards for a project. A tile has a length of 2/3 ft and width 2/3 ft. A board has a length of 1/2 yd and a width of 1/2 yd. What is the ratio of the length of the tile is the length of the board? What is the ratio of the area
asked by Sad ... 
Algebra
a student's work to solve 2 6/7 divided by 2/7 is shown below. which of the following statements do you agree with? 2 6/7 divided by 2/7 = 19/7 divided by 2/7= 7/19 times 2/7= 7/19 times 2/7=2/19 cross out the 7 in the first one put a one and cross out the
asked by nicloe 
math
Train #1 leaves san diego at 4pm. train #2 leaves san diego at 6pm.train #2 travels 42 mph faster than train #1. if train # 2 overtakes train #1 at 8pm, what is the speed of each train?
asked by william 
Maths
Robert is three times as old as Catherine now. In 8 years time, the ratio of their age will be 2:1. How old is Catherine now? Let x be Catherine's age now. Y be Robert's age now. My answer is in fractions, y =8/3 , it probably is wrong, some help please..
asked by Jones 
Chemistry
Explain the laboratory preparation of one Litre of 1.3M formic acid buffer of pH 3.9 from solid sodium formate (molecular weight =68) and formic acid liquid 30% pure (Density of formic acid = 1.029g/ml, pKa = 3.75)
asked by Christy 
Geometry
Point P is located on the segment between point A (1,4) and point D (7,13) The distance from A to P is twice the distance from P to D. What are the coordinates of point P? Just need to know how to solve but don't just leave an answer because there are 3
asked by Lawyer 
Sitintile senior secondary school
Calculate the height of a cliff PQ if the angle of depression from the top of the cliff to a boat R at sea in the same horizontal plane as Q is 42 degrees the boat is 700 meters away from the foot of the cliff
asked by Hygiene mathebula 
american history
in a situation like this why might state employment level go up even when federal activity might go down provide at least 1 reason with support
asked by tammie 
Physics
An aerialist on a high platform holds onto a trapeze attached to a support by an 9.8m cord. (See the drawing.) Just before he jumps off the platform, the cord makes an angle of 37° with the vertical. He jumps, swings down, then back up, releasing the
asked by Kevin 
U.S. History
Why do you think canals were more common in the North than in other areas?
asked by Victoria 
math
A machine produces 75 widgets an hour.How many widgets does it produce in 6 minutes?
asked by nubia 
maths
At the party Jade ate less than four jelly beans. Nicole ate twice as many jelly beans as Jade. Kahlee had twice as many as Nicole. Chris had two more than kahlee. Chris ate ten jeely beans. How many jelly beans were eaten at the party?
asked by Anonymous 
Math
A rectangle is inscribed in a circle of radius r. If the rectangle has length 2x, write the area of the rectangle as the product of two functions.
asked by Beth 
Algebra
a man's age today is 2 years more than three times the age his son will be 5 years from now. let a represent the son's age today. Write an expression to represent the man's age today. Then find his age if his son is now 8 years old.
asked by Bekah 
math help needed!
Estimate the instantaneous rate of change of the function f(x) = x ln x at x = 1 and at x = 3. (Use h = 0.1, 0.01, 0.001, 0.0001, and so on. Round your answers to four decimal places.)
asked by Natalie 
Physics
In a 5.00 km race, one runner runs at a steady 11.8 km/h and another runs at 14.7 km/h . How long does the faster runner have to wait at the finish line to see the slower runner cross?
asked by Nancy 
Physics (cone in water) buoyancy
h ttps ://s.yimg . com /hd/ answers /i /23e5f0847 ba74d75b223556433442f6f_A.jpeg?a=answers&mr= 0&x=1442542068&s =0f4a516a 3f24689d44f 28091e846bb0d link to see part a answer and an image of what is problem is. A cone of density p_0 (rho) and total height l
asked by Jason 
american history
what do you think would happen to state employment if the federal government decided that rather than passing laws and making state carry them out, it would be simply give the states responsibility for a major social program such as welfare? provide at
asked by tammie 
Math
The ratio of milk to water in a container is 5:1 by volume. If the total volume of the mixture is 9 liters, find the volume of water in it.
asked by Noor 
Chemistry
A piece of copper metal (specific heat 0.385 J/g∘C) at 85.6 ∘C is placed in 50.0 g of water at 16.2 ∘C. The metal and water come to the same temperature of 23.6 ∘C. What is the mass?
asked by Hi 
Math
PLEASE HELP: A bathtub has a capacity of 42 gallons and is completely full of water. Ten gallons of water are drained out. Enter the percentage of gallons of water left in the bathtub. Round your answer to the nearest hundredth.
asked by jwalkerjess 
Grammar
What is the complete and simple subject in the following sentence? One of the first advocates of medical hygiene and antiseptics was Ignaz Semmelweis.
asked by Anonymous 
Math
How is the area of a square related to its side length?
asked by Student 
Government
Can someone help me? Which level of government is better able to protect national unity? Question 2 options: a, City b, County c, State d, United States e, A, B and C
asked by Camren 
Grade 11 math
What is the slope of a driveway that rises 1.1 metres over a length of 10.9 metres
asked by Valerie 
prealgebra
translate; the quotient of 41 and the product of a number and 35
asked by AL 
life orientation
Which bad road use has a direct impact on the physical, emotional, social and economic aspects to the family, the community and the country
asked by Anonymous 
child development
During the period of the fetus? A.cells began to differentiate. B.most of the bodily structues and organs are formed.c.an insulating.d.very little growth of the fetus occurs. I am think c
asked by woody 
Science
If the trend in the graph continues through the summer, what would you expect the average high temperature in Louisville, Kentucky , to be in August? Please respond as soon as you can, Thanks!
asked by Mani 
math
Could someone help me solves these questions? And can you show me how you did it? I can't figure out how to do these ones... I would really appreciate any help. Questions~~ ~ 3x – 19 = 2 ~ 4x  12x = 62 + 4(11) ~ x/8 + 7 =  10 ~ 4(5x – 9) = 2(3x +
asked by Abby 
math
anna is 1/6 his uncles age,12 years to come annas age will be 1/3 his unclrs age.what is the age of the uncle 12 years to come?
asked by asnath 
Math
Find the base if parallelogram, given its area and altitude A= 96cm²; a= 8cm
asked by Vanessa 
algebra
i need help with a problem, if not fully explained then i might need help with another problem. I was given the formula for the volume of a sphere i, but i still don't know what to do. if you could explain to me thatll be great. Tanks The radius of a
asked by anon 
U.S. History (Help!)
I read the website links that Writeacher provided, but I am still struggling to answer the question below. ): Why do you think canals were more common in the North than in other areas?
asked by Victoria 
maths
Four girls each caught a fish while at the beach. Teri's was double the size of Jane's. Jane's fish was shorter than Lynn's by nine centimetres. Lynn's was 18 centimetres longer than Reina's who caught a fish 30 centimetres long. How long were Teri's
asked by dana 
World History
1. Which of the following lists of events is in chronological order. A. The Magna Carta, the ratification of the U.S Constitution , the American revolutionary war, romans create the 12 tables.*** B. Romans create the 12 tables, the American revolutionary
asked by Abby 
math
Basir collected 41/3 baskets of peaches at an orchard. if each basket holds 21 peaches, how many collect peaches did he collect in all?
asked by sharmour 
math
could someone check my work please? I have to solve for 'x' Questions ~ 1. 3x – 19 = 2 Add ‘19’ to each side of the equation ~ 19+19+3x= 2+19 Combine like terms~ 19+19=0 0+3x= 2+19 3x= 2+19 Combine like terms~ 2+19=17 3x=17 Divide each side
asked by Abby 
art
Colors are used in the image "Figures Veiwing Lake" to create all of the following except a. emphasis the central figure b. symmetrical balance c. unity d. radical balance*** I think d because it anit balance on each side....can someone plz help me out
asked by kayla 
Math
Roy had $39.he spent $14 dollars for a bicycle helmet and then he earned $27 for mowing a yard.use the open number line to show how much money Roy has now.
asked by Florina 
Math
Factorize: 3a(3a2b)+b^2c^2
asked by Noor 
maths
Four children were bouncing balls. Jeff's ball bounced eight more times than Michael's. Michael's ball bounced half as many times as Olivia's. Olivia's bounced eight times. How many times did Jeff's ball bounce?
asked by Anonymous 
grammar
Select the sentence that is punctuated correctly. Harriet couldn’t study for her comma quiz, because she was asked to open the door for the neighbor, whom the dog wouldn’t leave alone in the backyard. Harriet couldn’t study for her comma quiz because
asked by Ariel 
physics
whn a body hanging frm a spring balance is immersed in water it floats in water just below the surface of water & shows 100g loss in its weight 1wht is thw weight of body in water? 2wht is thw weight of body in air 3wht is upthrust on the body? 4wht is
asked by Riya sood 
Devi Mahto collage Nahawadi
Cao+2hno3 =
asked by Rahul kumar 
Physics
Two hikers are climbing up a mountain and one throws a first aid kit up to another at an initial velocity of 11 m/s and at an angle of 62 deg above the horizontal. At the moment it is caught, the vertical speed is zero. What is the difference in height
asked by Sarah 
Math
Race car C travels around a racetrack at a rate of 5 miles per minute. 1. How far will the car have traveled in 20 minutes?
asked by Hija 
community psycology
How each of “the four acts of qualitative research” would apply to you personally if you was doing this study. for prescription drug addiction
asked by Sandy 
Physics
A Formula 1 car it heading for a straight piece of track which is 500m long. He is travelling at 220km/h. How long will he take to cover this amount of track? Time = Distance / Speed I'm confused as I don't know whether to change the distance to equal the
asked by Alex 
algebra
State any real numbers that must be excluded from the domain of the rational expression. Enter your answers in increasing order. 6p2/p2−49
asked by anonymous 
math
the sum of son and fathers age is 74 years.the ratio of their age was 7:2 since 10 years ago.what is the ratio of their age will stand after 10 year
asked by age ratio 
Isikhalisezwe high
Illustrate three ways on how this issue can impact negatively to the health of the people in school and community
asked by Ntokozo 
Religion
which marriages would not receive God's marriage? First thought that comes to mind is homosexuality but I can't seem to think of anything else? maybe arranged marriages?
asked by Anonymous 
chemistry vsper/lewis polarity
would one consider the molecule NBr3O to be nonpolar or polar? I feel like all of the dipole moments will cancel, when you draw the VSPER structure the Br atom in the plane and out of the plane cancel, however O going up and the Br coming out of the plane,
asked by paul 
science
What is not present in animal cell if nucleus is absent
asked by sanjay 
Math
Estimate. Then Find the sum. 740,758 263,043 
asked by Linda 
analytic geometry
FINd an equation in x and y that has the same graph as the polar equation r=Î± sin theta, with Î± is not equal to 0.
asked by Anonymous 
mamacao elementary school
In the multiplication at the right, each ĺetter represents a different digit. If A is not zero, what are the values of A, B, C and D? ABC × C Equal D B C
asked by glaidylrose 
english
What is the simple subject and simple predicate in the sentence We went to lunch with Amar and his friend today.
asked by Rosa 
Business Management 1000
My assignment was worded oddly and I was just hoping someone can provide clarification for me. I am wondering if my ENTIRE paper needs to be in APA format (which would be odd for 23 pg. requirement) or if just the SOURCES need to be in APA Format (in
asked by Allysin 
Intermediate Algebra (math)
(8x^2y^2+4xy^212y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and
asked by Steph 
United States History
"Middle Colonies ID's" Describe the social structure of New York
asked by G 
History Grade 8
Name the possible steps historians use before gathering information. I accidentally left my book in my locker and I don't have it to answer my question. Help is gladly appreciated.
asked by John Dosley 
english
to celebrate the canned pork product called spam for many years we attended the texas spamarama festival to participate in the spamblaya cook off the spam slab toss the spam relay race and were dancing to such favorite as twist and snout
asked by Anonymous 
algebra
a 25 foot wire is to be cut so that the longer piece is one foot longer than 5 times the shorter. find the length of each piece thank you!
asked by lauren 
Organic Chemistry
Assume 1 g of the 3 g is aspirin. Show by calculation that 7 mL of 6 M HCl is enough to completely neutralize the conjugate base of aspirin to the neutral compound.
asked by KM2017 
chemistry polarity
would one consider the molecule NBr3O to be nonpolar or polar? I feel like all of the dipole moments will cancel, when you draw the VSPER structure the Br atom in the plane and out of the plane cancel, however O going up and the Br coming out of the plane,
asked by paul 
maths
jemima has twice as much money as matthew. jemima has four times as much money as sally. sally has $3 more than Andrew. If matthew has $14. how much money do Andrew, sally and jemima have?
asked by Anonymous 
community psycology
A sentence Qualitative Research Method you’d suggest to investigate; this Pulaski sheriff says man charged with kidnapping cut off school bus.
asked by Amber 
U.S. History (PLEASE HELP ME! I HAVE TO GO SOON!)
Please help me answer the questions below. And yes, I have read the website links that you teachers provided for me. However, I am still struggling to answer these questions. 1. Name at least three key moments in the early 1800s when federal authority
asked by Victoria 
health
what are four things that effect how many servings a person needs of each food group?
asked by sasha 
math
Alvins mother wants to buy snacks for the soccer team, there are 10 juice boxes in a pack and 8 oatmeal bars in a pack,how many packs i f each does she need to buy to get the same amount of juice boxes and oatmeal bars
asked by Tina 
Math
Tim has a rose garden that is three times as long as it's wide. the total length around the garden is 80 feet. tim wants to line the exterior of the garden with paver stones. each paver stone is 2 feet by 2 feet in area. 1) area of the rose garden 2)
asked by Joanne 
Laurens high
if Sam have $60 to buy cars withand the cars are 4 for $5 how much how many cards can she get
asked by sam 
science
When a 2.00 g sample of Al2(SO4)3·xH2O is heated to remove all water, a mass of 1.03 g remains. Determine the value of x.
asked by tim 
Daughter of Time
has anyone read the daughter of time? by josephine tey? I have to say what historical approach she use.
asked by Mohammad 
Math
Factorize: a^2 1 + 2b  b^2
asked by Noor 
math
integrate x(xsin(x)dx from 0 to pi
asked by ari 
Algebra 2
Fifty four decreased by three times a number is equal to the number increased by 10
asked by Molly Keegar 
Math
if I have 100 000 each day how many days will it take to get 1 000 000 tysm for helping :D I already did 1 000 50 000 10 000 500 and 100 :)
asked by HelpMeWithMath 
precalc (check answer)
l(x)=3x^2 l(x)=7 x=2 am i correct?
asked by anon 
general
what is the weight of normal rabbit, cat, dog, lion and tiger?
asked by Anonymous 
Health
do you agree that certain sport requirements can cause boys to suffer from a poor selfimage? What is your feeling about today's emphasis on weight lifting, jogging, and training on gym equipment?
asked by iren 
Math
3a(3a  2b) + b^2 + c^2
asked by Noor 
physics
Results for: In An Ideal Transformer, The Voltage And Current Are 220V,2A And Those In Secondry Are 2000V, IA. The Value Of I Is?
asked by ansa 
Intermediate Algebra (math)
(8x^2y^2+4xy^212y^2) ÷ 4xy^2 I received this problem. I was told to divide the rational expression. The problem I am having is I feel like something is missing. I only understand to divide rational expressions we take the first rational expression and
asked by Steph 
History
Examples of natural rights in declaration of independence! Please Help
asked by Sarah 
math
how do you put these decimals and fractions from least to greatest. 2,23.6,45.2,50,0.5,0.3,3/5
asked by Anonymous 
math
Which expression represents the largest number? A. 40.1 3 1026 B. 4.1 3 1027 C. 0.411 3 1026 D. 0.04001 3 1025
asked by maria 
Linear Algebra
determine whether x=[2,3,4]+t1[1,1,1]+t2[1,2,3] is a subspace of R3 I honestly don't even know where to start. Please, help
asked by Lid 
8th grade math
I need help solving this problem. y=141/32x. Y is the number of gallons fuel in tank, x is the number of miles driven. tank contains 8.5 gallons of fuel. y=8.5 8.5=141/32x
asked by Jane 
Math
how to answer these types of questions 4x²4x1 can you demonstrate using an example please
asked by Nicholai 
english (jurassic park)
How does the protagonist in Jurassic Park by Michael Crichton (Dr. Alan Grant) change throughout the novel?
asked by vinny 
physics
if 8.96dm of CO is produced at STP how many moles of CaCO3 have reacted
asked by loot barny 
Chemistry
Use the measurements to calculate the volume and round to the correct number of significant figures. 1. .0003303 m 2. 2.0 m 3. 10 m 10*2.0*.0003303 = .006606 Should this be rounded as .007m?
asked by Anonymous 
Algebra
Find the surface area of a right circular cone with radius of 5cm and height of 12cm.
asked by Kali 
Maths
What will be the result when zero is raised to a power of zero?
asked by Edidiong Umanah 
Algebra
In his mathematics class, John has taken 3 tests, each worth 20% of his total grade. His grades on those tests were 92%,83%,and 85%. He has an 100% average on his homework, worth 10% of his grade. All that remains is a final exam worth 30% of his total
asked by N 
Algebra
FRODO AND SAM are 17 miles apart and are walking towards each other they meet in 4hrs. find frodos rate if frodo walks 1mph faster than sam.
asked by Angie 
English
How do I do a synthesis? What steps should I take? I'm lost and confused? What details must I get?
asked by Bella 
U.S. History
How did the Industrial Revolution change American society?
asked by Victoria 
community psycology
Qualitative Research Method would you say should be used on this topic ' Police end lockdown at Whitley County Schools
asked by Amber 
Chemistry
Round to the correct number of significant figures. 1) 6.02/2.23 2.70 2) 18.42/2.34 7.87 3) 35.15/3.10 11.3
asked by Anonymous 
math
solve each linear equation.. y=x+4 y=2x+1 I just need help on one of them.
asked by tina 
Math
What is negative eight classified
asked by Ivan 
science
20 gm of ice and 20 gm of hot water are mixed. When the ice is melted the temperature of the mixture was found to be 0'C, the temperature of hot taken should be (L=80cal/gm)
asked by Abdul Rahman 
English
In go Carolina by David sedaris what conflicts does the narrator face in his personal narrative?
asked by Daniela 
Algebra 2
Can someone explain this exponential expression problem to me please? (3x/y^3)^3 So I got the answer (1/27x^3)/ 1/x^9. Is this correct and if not where did I go wrong?
asked by Lily 
Algebra 2
Can someone help me with this radical expression please? The problem is: √120x^5y^4 So far I've got: √2*√60*√x^4*√x*√y^4 √2*√60*x^2*√x*y^4 = 2x^2y^2√60x Is my answer correct
asked by Magaret 
Homework
Once implantation is complete, the developmingredients organism is called ? A.fetus b.zygote c.germ disk d. Embryo I am think c
asked by Woody 
math
2 over 5m14=9+3 over 5m
asked by Omar 
Calculus
lim as x approaches pi/4 of (1cotx)/(cosxsinx)
asked by Carin