Questions Asked on
September 24, 2015

kumasi polytechnic
In A.P the difference between the 8th term and 4th term is 20,and the 8th term is one and half times the 4th term.Find the common difference, and the first term.
asked by adjei 
Physics
A mover has to move a heavy sofa of mass 49.0 kg to the second floor of the house. As he pulls on the rope tied to the sofa, he makes sure that the rope is parallel to the surface of the ramp, which is at 30.0° to the horizontal. If the coefficient of
asked by Madison 
math
A student takes a multiple choice quiz with 12 questions and 5 alternatives per question. Unfortunately, this student has no idea what any of the answers are, so he randomly selects an alternative for each question on the exam. Using this “blind
asked by jordan 
science
Which physical properties are characteristics of metals? Choose all that apply. brittle high luster malleable ductile not very reactive 1, 2, and 5?
asked by luke 
math
Dan has saved $500. He wants to open a chequing account at SaveALot Trust or Maple Leaf Savings. SaveALot Trust's chequing account is $10 per month plus $0.75 per cheque. Maple leaf savings' chequing account is $7 per month plus $1.00 per cheque. Which
asked by tina 
Math M131A
a rubber ball has the property that on any bounce it returns to 1/3 of the height from which it just fell. Suppose the ball is dropped from 108 ft How far has the ball traveled by the fourth bounce?
asked by sheila 
geometry
Which of these is a step in constructing an inscribed square using technology?
asked by abigail 
Math
A 6foot person standing 15 feet from a streetlight casts a 15foot shadow. Two similar triangles are formed. One triangle is formed by the person and the shadow that the person casts. A second triangle is formed by the streetlight and the ground from the
asked by Anonymous 
english
Which of the following sentences demonstrates proper pronounantecedent agreement? a. Canada is proud of their hockey team. b. Both of the boys performed well in his school play. c. Neither the girl nor her friends are going to her party. d. The jar of
asked by JR. 
math
This conditional statement is true... If two angles are right angles, then they are congruent. The converse is ...If they are congruent, then the angles are right angles This would be false because not all congruent angles are right angles Is this correct
asked by sweet pea 
oops geometry
This conditional statement is true... If two angles are right angles, then they are congruent. The converse is ...If they are congruent, then the angles are right angles This would be false because not all congruent angles are right angles Is this correct
asked by sweet pea 
Physics
2) Which of the following quantities has the same dimensions as a distance? a. vt b. 1/2 at^2 c. 2at d. v^2/a v=speed, t=time a=acceleration. 3) which of the following quantities has the same dimensions as speed a. 1/2 at^2 b. at c.(2x/a)^1/2 d. (2ax)^1/2
asked by anonymous 
Geometry
The diameter of circle Z is 5 in. What is its area in terms of pi? 2.5pi squared 5pi squared 6.25pi squared 25pi squared Please help! I can't figure this out:(
asked by SkatingDJ 
CICI
How do light microscopes work? Light microscopes use an electron beam to create an image of a specimen. Light microscopes use a combination of light and lenses to magnify a specimen.*** Light microscopes use a tiny tip that traces a specimen, enlarging it.
asked by Science 
Algebra
You go to the doctor and he gives you 13 milligrams of radioactive dye. After 20 minutes, 4.5 milligrams of dye remain in your system. To leave the doctor's office, you must pass through a radiation detector without sounding the alarm. If the detector will
asked by Marina 
Quick Algebra Help
The rules for a book report say that the report should have 300 words with an absolute value deviation of at most 20 words. Write and solve an absolute value inequality that represents the acceptable number of words.Please help me!
asked by Hannah 
Cincinnati state
The perimeter of a volleyball court is 180 feet, anditswidth is 40 feet Find the length of the volleyball court
asked by Teresa 
Precalculus
A farmer with 10000 meters of fencing wants to enclose a rectangular field and divide it into two plots with a fence parallel to the sides. What is the largest area that can be enclosed?
asked by Joselito 
physics
A train at a constant 43.0 km/h moves east for 20.0 min, then in a direction 54.0° east of due north for 25.0 min, and then west for 30.0 min. What are the (a) magnitude and (b) angle (relative to east) of its average velocity during this trip?
asked by barich 
Biology
Which of these classifications is most specific? Family Genus Phylum Order I really need help on this question, and if u can do it THANK YOU SO MUCH! Its for my Biology test.
asked by Michael 
math
A scuba diver dove from the surface of the ocean to an elevation of 79 9/10 feet at a rate of 18.8 feet per minute. After spending 12.75 minutes at that elevation, the diver ascended to an elevation of 28 9/10 feet. The total time for the dive so far
asked by kimie 
biology
Which of the following is the key factor driving cellular differentiation in the body? a. chemical gradients in the cellular environment b. expression of genetic coding c. rate of transcription d. cellular nutritional status c? confused cuz transcription
asked by SOS 
science
In photosynthesis is carbon dioxide reduced to glucose while water is oxidized to oxygen? am I correct? If not, can someone explain what's reduced into what and what's oxidized into what? thanx =]
asked by Anonymous 
biology
In evolutionary terms, RNA is thought to have preceded proteins and DNA. Which of the following provides the most convincing support for this hypothesis? a. there are more types of RNA than there are of DNA b. RNA can both store genetic information and act
asked by Tim 
Physics
1) use dimensional analysis to determine which of the following expressions gives the area of a circle: is it pie r ^2, or 2 pie r? explain  pie r^2 right?? because its what they normally use to find area of a circle 2) If a distance d has units of meters
asked by anonymous 
Geometry
Points A (10,6) and B (6,2) are the endpoints of AB. What are the coordinates of point C on AB such that AC is 3/4 the length of AB? a. (0,1) b. (2,0) c. (2,2) d. (4,1)
asked by SkatingDJ 
Algebra
A wooden artifact from an ancient tomb contains 45 percent of the carbon14 that is present in living trees. How long ago, to the nearest year, was the artifact made
asked by Marina 
Calculus
Which of the following is not a solution to the following equation? x^35x^2+4 = 0 x = 0 x = 4.83 x = 0.83 x = 1
asked by Alisha 
physics
While standing on top of a 323 m tall building, you see Iron Man flying straight down toward the ground at a speed of 35.0 m/s. Just as he passes you, you drop a can of Dr Pepper off the roof. How fast is the can going when it passes Iron Man?
asked by niro 
physic
A projectile is launched from the ground at 34.8 m/s at an angle of 44.5 degrees above the horizontal. How long, in seconds, does it take such that its angle of trajectory (it's velocity vector) is 20.6 degrees below the horizontal?
asked by elle 
Calculus
Find all solutions of the equation correct to three decimal places. (ex: 0.617 or 1.764) x^3=3x3
asked by Alisha 
Learning Behaviors
describe the temporal pattern of a typical emotional response, occording to the opponet process theory of solomon and corbit.use this theory to account for the different reactions experienced by a first time drug user and an experienced drug user providing
asked by Sabxo 
FGS
Two bulbs each of resistance 2.0ohms are connected in parallelwith a battery.calculate the current flowing through any of the bulbs if the voltage of the battery is 0.2v
asked by Karlos 
algebra
An experiment consists of spinning a spinner. The odds in favor of the spinner landing on an even number are 3:7. What is the probability that the spinner will not land on an even number? Type your answer as a decimal.
asked by brandon 
Math
A 6foot person standing 15 feet from a streetlight casts a 15foot shadow. Two similar triangles are formed. One triangle is formed by the person and the shadow that the person casts. A second triangle is formed by the streetlight and the ground from the
asked by Anonymous 
English please help thanks
1.Identify the complete sentence. A.Chocolate milk, chocolate fudge, ice cream, and candy. b.The average American nearly twelve pounds of chocolate each year. C.The scientific name for chocolate is Theobrina cacao. D.Loosely translated to "the food of the
asked by countryboy15 
Advanced Placement Chemistry
Hey guys! Stuck on some review problems: (My maybe answers are at the end) 1)Which of the following molecules has a nonzero dipole moment? A. CO2 B. H2 C. C12 D. CH4 E. BF3 F. None of the above has a nonzero dipole moment 2) Which of the following would
asked by Allie 
biology
what is the difference between an exergonic reaction and an endergonic reaction?
asked by daniel 
Physics
A student drops a rock from a bridge to the water 12.0 meters below. With what speed does the rock hit the water?
asked by Sarah 
Science
A skier squats low and races down a 13 ◦ ski slope. During a 7 s interval, the skier accelerates at 4.2 m/s 2 .What is the vertical component of the skier’s acceleration? Answer in units of m/s 2
asked by Luke Smith 
Reading/Language Arts
As Pedro scaled the ladder to the roof, he felt the blood in his c=veins pumping through his body. Vein can mean a blood vessel or a crack in a rock filled with mineral deposit. How is it used in this sentence? How can you tell?
asked by BUBBY 
Chemistry
How does the presence of HCl affect the charges on weak complexes?
asked by Lou 
Physics
A twoslit pattern is viewed on a screen 1.08 m from the slits. If the two fourthorder maxima are 52.8 cm apart, what is the total width of the central bright fringe?
asked by Rachel 
math
Raul had a bookshelf with 4 shelves. He had six books on each shelf. how many books does raul have?
asked by Anonymous 
Algebra 1
What value could be added to 2/15 to make the sum greater than 1/2. A. 1/15 B. 8/30 C. 5/15 D. 8/15 2. Which set of mixed numbers had a difference less than 1?
asked by Malcolm 
Music
1. How many does the whole rest occupy? A. 1 B. 2** C. 3 D. 4 3. How many beats of rest would the combination of a half note and quarter note create? A. 1 B. 2 C. 3** D. 4 4. How many sixteenth notes would it take to rest for an entire measure in 3/4 time.
asked by Shi Buringa 
Physics
Three boxes A, B, and C are placed on a frictionless surface as shown in the diagram below. If you push on box A with a force of 8.25 N, find the magnitude of the contact force between each pair of boxes. Here mA = 6.90 kg, mB = 3.80 kg, and mC = 1.50 kg.
asked by Anonymous 
College Algebra
Find the time required for an investment of 5000 dollars to grow to 7900 dollars at an interest rate of 7.5% per year, compounded quarterly
asked by Marina 
Physics.
How do I find how long it takes to drain one half of the initial volume of the conical tank . and what fraction of the full drain time is it?
asked by Jay 
math
one radio station broadcasts the weather every 8 minutes and other station broadcasts a commercial every 4 minutes. Another station plays a "Golden Oldie" every 6 minutes. If all three of the stations broadcast both a weather forecast, a commercial, and
asked by lisa 
chemistry
Use the percent composition of total protein in skim milk to determine the percent of the total protein that is due to the casein fraction.
asked by Anonymous 
history
1.What was primary cash crops of Jamestown? a. corn b. cotton c. tobacco*** d. sugar I choose c am I correct 2.What was the main reason settlers founded he new England colonies? a. land for large plantations b. religious freedom c. gold and silver**** d.
asked by kayla 
biochemistry
Based on the mass of lactose that you isolate from 1 ml of skim milk, calculate the percent composition of lactose in skim milk. (If you found protein in the “purified lactose” sample or lactose in your “purified casein” sample, then you need to
asked by Anonymous 
Physics
A 75 kg rock climber is attached to a rope that is allowing her to hang horizontally with her feet against the wall. The tension in the rope is 825 N and the rope makes a 35 degree angle with the vertical. Determine the force exerted by the wall on the
asked by Dawson 
math
Leroy invests $7,500 at 15% simple interest per year. How much interest will he earn in 10 months?
asked by Anonymous 
Poetry
What is rhyme scheme? (1 point_ The stressed and unstressed syllables within a poem a type of poetry that has no rhyme, but no rhythm (or patter of lines that rhyme within a poem) a poem that has a rhyming meter a poem consisting of ten syllables I think
asked by Lee 
Algebra
you have a rack that can fit 30 cds you can fit 7 more cds on the rack before the rack is fulll which equation models this situation appropiratly where x represents the number of cds?
asked by Angelina 
calculus
with respect to x;4^2.dx
asked by loveth 
Science
Footprints and trails are examples of trace fossils. True*** False
asked by JustHelpMe 
Chemistry
What is the concentration when each of the following is dissolved in 1.50 L of water: a) 3.00 moles of NaCl b) 10 g of KCl c) 110 mg of NaCO3
asked by Melanie 
Math
Tricia is buildng a rectangular patio. There will be 108 bricks wide and 19 bricks long. Tricia has 2000 bricks. Does she have enough bricks to build the patio? 108 x 19 = 2052
asked by Tiera 
physics
realation between earth gravity and moon gravity
asked by kv 
algebra
Compare the set {0.7,0.6,7/9,2/3} P
asked by nana 
Science
Can you Describe what happens when a roller coaster rolls downhill in terms of velocity and acceleration. Is the roller coaster increasing in velocity? Is the roller coaster accelerating?
asked by brooke 
Math
A number containing no zeros changed to 901400 after it was rounded. To what place was it rounded and why?
asked by Stone 
Algebra 2
Can someone help me simplify this please? The question is 8/√2 Here's what I've got: 8/√2 = 8/√2 * √2/√2 = 8√2/√2 Is this correct?
asked by Jackie 
Physics
A car, moving along a straight stretch of high way, begins to accelerate at 0.014 m/s2. It takes the car 23.2 s to cover 1 km. How fast was the car going when it first began to accelerate? Answer in units of m/s.
asked by Bob 
grammar
use comma before the conjunction in a compound sentence. If two parts of a compound sentence are not joined by a conjunction,use a semicolon to separate the parts. rewrite the passage below, correcting all capitalization and punctuation mistakes. Combine
asked by ChloeAva 
physic
A ball is dropped from the top of an apartment building. A person is on a patio somewhere beneath the top of the apartment building and the person notices the ball takes 0.11 seconds to fall from the top of his patio to the bottom of his patio. The height
asked by elle 
english
story on talented boy
asked by abc 
physic
A baseball is hit from home plate and it winds up in the stands as a homerun. From the point it was hit, it lands a horizontal displacement of 121.9 meters and a vertical displacement of 21.2 meters (in +y direction). If it took 5 seconds to travel from
asked by elle 
pretty please help (history)
1. What may have caused religious disagreements amongst the colonists in colonial south Carolina? a. the capital only had an Anglican church** b. settlers weren't religious c. people did not go to church every sunday d. all of the settlers belonged the
asked by kayla 
English
1. I will have to purchase a new computer 2. I was informed that computers become outdated after a few years 3. I could not purchase replacement parts for my computer 4. My computer was not working correctly Using the sentence above, which of the following
asked by Anonymous 
US History
What were some disputes with the Foreign Affairs Troubling the Nation
asked by Sakilya 
Object oriented programming
The Romance World Cruise Line provides special gifts for passengers who are newlyweds, as well as for those who have been married more than 40 years. Design a pseudocode for a program that accepts a couple's last name, ship cabin number, and number of
asked by Tom 
PHYSICS
an electron is moving at 2x10^5 m/s through a uniform magnetic field of 1.4x10^3 T.what is the magnitude of magnetic force if the velocity of the electron and the field make an angle of 45 degree.
asked by please help w/ complete sol'n. 
Math
A function has zeros of 5 and 1. If a horizontal translation is implemented, what is the least amount of transformation for both of the zeros to be positive integers? Is zero a positive integer?
asked by Betty 
Algebra
Using two lawnmowers and working together Tom and Anne can mow the lawn in 36 minutes. It takes Anne 90 minutes if she mows the lawn herself. How long would it take Tom to do the job working alone?
asked by Julie 
English
fill in the blank Which one of these careers ____ to sixfigure salary? a. lead b. are leading c. leads d. have led c
asked by Stephanie 
chemistry question
how many moles of Ca, O and H are in .600 moles of Ca(OH)2?
asked by ad 
science
I want to do my msc project in clown fish. But i did not select an exact topic. Can you help me to select the topic?
asked by madhumitha 
Quick Algebra Help
write the sentence as an absolute value inequality. I have no clue how to do this! 1 a number less than 4 units from 0 2. a number is more than 11 units from 8 3. half a number is at least 2 units from 20
asked by Hannah 
Maths
An art and craft project require 42 pieces of wire. each length 1 4/7 feet. Assuring there is no waste in cutting, calculate the length of wire that should be purchased
asked by Micholette 
ECONIMIC
A poor family with an income of $16,500 per year who purchase the average amount of lottery tickets for their income bracket?
asked by MINDY 
Physics?
consider two solid cones made from a uniform material. The smaller cone is a ½ scale model of the bigger one. They are released from equal height, quickly reach their terminal velocities and fall in air until they hit the ground. Use scaling reasoning to
asked by Jay 
English
Which of the following options best demonstrates sentence fluency? d. Walking down the street, I noticed how terrible the town looked among all the trash. b. The town looked terrible in that it was trashed by the tourists while I was walking down the
asked by JR. 
Social Studies
I'm having a hard time grasping the difference between a political issue and a global issue. Could you please explain each and give a few examples? Would animal rights fit into one of these categories?
asked by Anonymous 
physics
While curling, you push a rock for 1.70 m and release it when it has a speed of 2.40 m/s. It continues to slide at constant speed for 1.40 s and then hits a rough patch of ice. It finally comes to rest 7.20 m from where it was released. What was the
asked by niro 
Physic
Copy of Vector A has a magnitude of 9 and is at an angle of 30.4 degrees measured counterclockwise from the x axis. Vector B has a magnitude of 12 and is at an angle of 102.3 degrees measured counterclockwise from the x axis. Vector C has a magnitude of
asked by elle 
math
fred got a score of 84 on the test.write a division sentence using negative numbers where the quotient represents the number of questions fred answered incorrectly
asked by die 
History
What happened when the pueblos revolted against the spanish rule?
asked by Anonymous 
Physic
A quarterback (QB) is running at 3.2 m/s at an angle of 25 degrees with x axis as shown in the sketch. At the moment he's at the origin (x = y = 0) he throws the football to a receiver which is stationary located at the coordinates x = 10 meter, y = 6
asked by elle 
Georgia state history
which of the following actions does not describe land ownership in royal georgia? A: Women were allowed to own property.****** B: The largest land grants were limited to 500 acres. C: The headright system was used to determine the size of the grant. D:
asked by Sara 
english
The doctor who was late for an appointment dropped the xrays into the puddle hurrying to the hospital. Which of the following is misplaced in the sentence above? a. Into the puddle b. Hurrying to the hospital c. Who was late d. For an appointment Hurrying
asked by 1 
english
Is the following sentence correctly punctuated? If not, what is the proper way to correct the sentence? Peter’s and Linda house is ugly. *** I would say NO. I think it should written as Peter and Linda’s house is ugly. ***
asked by Anonymous 
math
the product of seven and four times a number multiplied by three 28*n*3 is this correct??
asked by penelope 
english
1. I will have to purchase a new computer 2. I was informed that computers become outdated after a few years 3. I could not purchase replacement parts for my computer 4. My computer was not working correctly Using the sentence above, which of the following
asked by Anonymous 
english
The neighbors and ______ shared the cost of the storage rental. Which of the following options best completes the sentence above? a. me b. we c. her d. them we sounds good my reasoning: me shared the cost of the storage rental. does not make sense We
asked by amy 
physics
Copy of Vector A has a magnitude of 5 and is at an angle of 29.7 degrees measured counterclockwise from the x axis. Vector B has a magnitude of 12 and is at an angle of 115.4 degrees measured counterclockwise from the x axis. Vector C has a magnitude of
asked by sally 
physics1
Vector A has a magnitude of 6 and is at an angle of 32.4 degrees measured counterclockwise from the x axis. Vector B has a magnitude of 12 and is at an angle of 113.8 degrees measured counterclockwise from the x axis. Vector C has a magnitude of 17 and
asked by sally 
Math
Sherry saved $1800 she earned at her summer job. She invested part of her money in a Treasury Bill at 5% and the balance in a Money Market fund which guaranteed a return of 10%. If she earned $165 on her investments in the first year, how much was invested
asked by Karl 
math
Assume you have a basket full of socks, which have the following properties: 6 of the socks have blue stripes 8 of the socks have red polka dots 16 of the socks have blue polka dots 10 of the socks have red stripes (a). If you take one sock out of the
asked by jordan 
biology
In evolutionary terms, RNA is thought to have preceded proteins and DNA. Which of the following provides the most convincing support for this hypothesis? a. there are more types of RNA than there are of DNA b. RNA can both store genetic information and act
asked by Tim 
math for managers
3(y2)=2(x+5)
asked by Anonymous 
Math
1.1/2+1/3= 2.3 1/5+(6 1/2)= 3.5/8(2/8)= 4.9/10 2/5 5.6 3/5(2 1/5)=
asked by Bree 
Math
If you save 1/5 of your allowance and spend 2/3 how much is left?
asked by Sheri 
english
Which of the following sentences correctly follows the rules of capitalization? a. The President of the company made a speech today b. I would love to spend my summers in the North c. He met with senator John Brown from Kansas d. My Grandfather told me
asked by Mathew 
biology
Which of the following is the key factor driving cellular differentiation in the body? a. chemical gradients in the cellular environment b. expression of genetic coding c. rate of transcription d. cellular nutritional status c? confused cuz transcription
asked by help please 
Precalculus
Find the domain of H(x)= (3x^2+x)/(x^2+4)
asked by Joselito 
Math
A recipe or trail mix calls for 1/4 cups of raisins, 1 1/2 cups of granola, 1/2 cup of mixed nuts, and 1/8 cup of chocolate chips. What fraction of each ingredient is required to make 5 1/2 recipes
asked by Karen 
Physics
What weight could be supported by a rotating object if it had a mass of 98 grams and if it were revolving in a horizontal circle, 50 cm diameter, and making 240 rev/min?
asked by Talmadge 
Algebra
I need help solving this please, divide the reciprical of 12 by 1/3
asked by Fran 
physics
A shuffleboard disk is accelerated at a constant rate from rest to a speed of 4.6 m/s over a 1.4 m distance by a player using a cue. At this point the disk loses contact with the cue and slows at a constant rate of 2.6 m/s2 until it stops. (a) How much
asked by Hirak 
physics
an object falls directly from a plane flying horizontally at an altitude of 10000ft at 50mi/h. how long will it take to hit the ground?
asked by ayon 
math
Pat worked 43 hours and received $7.25 per hour for regular pay and timeandahalf for all hours over 40 hours. What were her weekly earnings?
asked by rick 
social studies
What may have caused religious disagreements amongst the colonist in colonial South Carolina? A the capital only had an Anglican Church Bsettlers weren't religious Cpeople did not go to church on Sunday D all of the settlers belonged to the Anglican
asked by :) 
MATH (vector addition)
a swimmer able to move at 4 mph in still water in order to swim straight across a river from east to west with a southward current of 2 mph which direction should she swim?
asked by Anonymous 
Math
suppose you had a very small set of numbers that contained only 0 and 1 would this set be closed under addition? if not give a counterexample. please help me
asked by penelope 
CHEMISTRY
what is the proper name for C6H14?
asked by Diana 
ohs
Sara is six years older than Ben. Five years ago, Sara was one and a half times ad old ad Ben. What is Sara's current age? How did the teacher come up with Sara's current age of 23? I have no idea
asked by john 
Maths
A boy cycles 7.5km to school in 27½ minutes.Find his average speed in meters per second.
asked by Awuni 
Calculus 1
Find the derivative of the function. y=(e^3u e^3u)/(e^3u+e^3u)
asked by TayB 
Health
the ________ is about the size of a walnut and encircles the urethra as it leaves the urinary bladder A testis B gonad C thyroid gland D prostate gland
asked by Felicity 
English
Posted by rfvv on Sunday, April 10, 2011 at 9:51pm. He asked me a question. He asked a question of me. He begged me a question. He begged a question of me. He inquired me a question. He inquired me of a question. (Are the pairs all correct and
asked by rfvv 
Chemistry
If the color of a silver nanoparticle remains constant, what does that tell you about the tendency of the particles to aggregate under those conditions? I think the particles won't aggregate, but I am not sure why. Is it because the atoms are moving at a
asked by A 
Precalculus
What is the conjugate of i+3?
asked by Aziz 
math
trevor paints 1/6 of the fence each day how many days will it take to paint 3/4 o the fence
asked by jim 
maths
Tsepo is 11/2meters tall. his father is 11/3meters times taller. how tall his father
asked by Anonymous 
Data Management
Suppose you have four squares of stained glass, all of different colours, and you wish to make a 2x2 square stained glass window. How many different windows are possible? (Note that any pattern may be rotated 180°, flipped vertically, or flipped
asked by Arcjoi 
english
Which of the following options best demonstrates sentence fluency? a. The city looked beautiful in that it was lit by the sun while I was walking down the street. b. Walking down the street in the sunshine, the city looked beautiful. c. The city looked
asked by S 
Math
A piece of wire is bent to form a square of area 121cm. Calculate: a)the length of each side of the square. b)the perimeter of the square. The piece of wire is now bent to form a circle using π=3.14 Calculate: a)the radius of the circle b)the area of the
asked by Baller T 
Geometry
ec bisects
asked by Steve 
Biology
How would you prepare 100 ml of the following aqueous solution: 25 mM TrisCl, 50 mM EDTA, 2% (w/v) NaCl, 5 X M9? You have been provided with stock solutions of 1 M TrisCl, 0.5 M EDTA, 25 X M9 and crystals of NaCl.
asked by Madie 
BIO 12
BIO 12 DNA DOUBLE HELIX. Hi, I'm having troubles understanding the following question(s) and was wondering if anyone could give me a hand? Original DNA Double Helix: TACGGGATACCGCCGTTCACACGT ( Starting From Left; Position #1 would be between the first A
asked by Stephanie 
english
Question #1 Is the following sentence written correctly? Yes or no? 1. “Hey,” he asked, “who are they?” 2. “No,” she said “that is not painful.” 3. “His mother, he said, “is taking night classes”. 4. “Mother,” he asked. “May I
asked by Anonymous 
english
Which of the following sentences is correctly punctuated? a.Education is our best tool for fighting ignorance: we should all educate ourselves. b.Education is our best tool for fighting ignorance; we should all educate ourselves. c.Education is our best
asked by Anonymous 
science
concentration of PbI ions in SLN saturated with PbI solid containing dissolved I with a concentration of 0.085M
asked by mavis 
Geometry

chemistry
consider the elements;Na,Mg,Cl and F.state with reasons,which element has the highest electronegativity. 2. Arrange with reasons, the elements in decreasing order of ionization energy
asked by addo 
science
True or False Mutation of germ cells can be inherited. True?
asked by Q2 
English
They sustained life threatening injuries in the forest fire, their names, ironically, are included on the list of suspected arsonist. How would you correct the sentence structure error? a. separate the two clauses with a colon b. join the two independent
asked by Jerry 
science
The bonds that holds atoms together in a molecule are a form of a. potential energy b. ionization energy c. kinetic energy d. thermal energy A?
asked by Q2 
science
does the liver have exocrine and endocrine functions? if so, what the functions? I don't think the liver has both exocrine and endocrine functions. I could be wrong. Someone kindly explain?
asked by Anonymous 
BHISHO HIGH
CAN U HELP ME CAUSE I WILL DOING ACCOUNTING NEXT YEAR BUT STILL I HATE MATHEMATICS,IS GOOD FOR ME TO DO ACCOUNTING?
asked by BONGA 
math
Describe two ways you could evaluate 37% of the sum of 27 3/5 and 15.9. Tell which method you would use and why? THANK YOU!
asked by Kyle 
Math
Which number is grater than 5.5•10^7 and less than 5.5•10^7? A. 1.8•10^12 B. 6.7•10^8 C. 5.2•10^3 D. 3.9•10^8 Is the answer C? Thank you
asked by Skylar 
brebner
(2)Pule spent 3/4 out of an hour digging in the garden on Monday and 1 and 1 over three as long on Tuesday . How long did Pule spend digging on Tuesday
asked by Anonymous 
Calculus
Maclaurian' series example "f(x)=tanx" give me answer
asked by Swapnil 
math
can someone show me how to do these problems? Please? I really don't know how to answer them. I would really appreciate it... Solve the following formula for the variable indicated 9. r = d/t, where r = rate, d = distance, and t = time for d 10. 3x  y =
asked by Abby 
Physics
A sound wave with a frequency of 260 Hz moves with a velocity of 343 m/s through air. What is the distance from one condensation region (area of maximum pressure) to the next?
asked by Tori 
Math
A child's desk is made so that the dimensions are twothirds the dimensions of a fullsize adult desk. Suppose the top of the fullsize desk measures 54 inches long by 36 inches wide. What is the perimeter and area of the topof the child's desk?
asked by Richard 
physics
My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what
asked by Jackie 
algebra
please review the questions and table and check my answers. tank you tutors. table planets' orbital velocity planet orbital velocity (mi/s) mercury 29.74 venus 21.76 earth 18.5 mars 14.99 jupiter 8.12 saturn 6.02 uranus 4.23 solve. show your work. express
asked by anon 
social studies
2. What did the New England Colonies produce? How did this affect its economy? 3. What was the Mayflower Compact? How did it influence the representative government of the U.S? 4. What was the Fundamental Orders of Connecticut? How did it influence the
asked by g 
Precalculus
For f(x)=2x^24x+3 find f(x+h)f(x)
asked by Aziz 
Solving Linear Equations (Math)
The length of a rectangle is 5m shorter than three times the width. The perimeter is 46m. Find the length of each side.
asked by Andrea 
Precalculus
Is (x+6) a factor of f(x)=2x^3+11x^27x+6?
asked by Aziz 
hist
analyze the north american bougeoise ideology between 1763 and 1783 how was the elite channeled the national american identity the amercan dream and the promise of the moral and social equality to gain the support of the white population to become
asked by deb 
Geometry
What is the pOH if the (OH) is 1 x 10 10 ? Please show your work? Plug the numbers into the formula
asked by Randy 
CHEMISTRY !!! HELP !
500.0 mL of 0.120 M NaOH is added to 595 mL of 0.250 M weak acid (Ka = 2.95 × 105). What is the pH of the resulting buffer? The answer that i got using HH equation is 4.14 but apparently it's wrong. Am I approaching this problem from a different angle ?
asked by Owen 
Government
I don't know im just confused how this question relates to government. Which of the following would a political party consider a “quality” candidate for national office? Question 3 options: A) An unknown mayor from Alaska. B) A selfemployed computer
asked by Jamie 
Math
Sum of 3/4 + 1/3 _ _ 8 4 Simplest form
asked by Sheri 
Math
good day please help with this indefinite integral,especially what formula i can use to solve it2x+1/(3x^2+3x+5)dx.Find the indefinite integral.
asked by Butho 
english
Question #1 Is the following sentence written correctly? Yes or no? 1. “Hey,” he asked, “who are they?” 2. “No,” she said “that is not painful.” 3. “His mother, he said, “is taking night classes”. 4. “Mother,” he asked. “May I
asked by Anonymous 
Chemistry
Dry air has a density of 1.29g/L (at 25 degrees celsius and 1 atm of pressure). How many liters would 500.g of this air occupy?
asked by Mary 
Math
What is the sum of 3/4 over 8 plus 1/3 over 4
asked by Lacey 
kv
a man travel 3 km north ,3 km east again 1 km north find the final displacement
asked by khushii 
Chemistry
How would you know if AgNO3 + Al(NO3)2 forms a precipitate?
asked by Jacqueline 
Math
Find the derivative: Write answers without negative or rational exponents. f (x)= 2 g (x) = 3x(4power)+ 6x(3power)1
asked by Lisa 
Language Arts
I need to write to compare and contrast geology and etymology. How do I do that?
asked by Kara 
Physics
An 8 kg mass is supported by an aluminum wire of length 80 cm abd diameter 2.0mm. How much will the wire stretch?
asked by Grace 
math
can someone show me how to do these problems? Please? I really don't know how to answer them. I would really appreciate it... Solve the following formula for the variable indicated 9. r = d/t, where r = rate, d = distance, and t = time for d 10. 3x  y =
asked by Abby 
physics
My answer doesn't make sense. I will show question then my work: A city holding tank for water sits 20 m above the city. If a house was on fire 15 m away from the base of the holding tank, and the tank was originally filled to a depth of 15 m, to what
asked by Jackie 
Science
I need help understanding this. I keep rereading and I'm still confused. Can you help me by re writing it in a way that I can understand? The pressure law states that for a constant volume of gas in a sealed container the temperature of the gas is
asked by Learner 
physics
the gravitational force on an object on the surface of the earth is F , what's the gravitational force on the satelite when at height R/20, where R is the radius of the Earth ?
asked by edward 
CHEM
PLEASE HELP! Two samples of sodium chloride were decomposed into their constituent elements. One sample produced 1.78 g of sodium and 2.74 g of chlorine. Which of the following could be the results of the decomposition of the other sample, being consistent
asked by Diana 
Physics
A certain car is capable of accelerating at a uniform rate of 0.83 m/s2 . What is the magnitude of the car’s displacement as it accelerates uniformly from a speed of 80 km/h to one of 92 km/h? Answer in units of m.
asked by jon 
Reading/Language Arts
Pedro looked at the roof and reminded himself to bring up a bucket of pitch next time to repair the new cracks. What does pitch mean in this sentence? What clues help you understand the meaning used in this sentence?
asked by BUBBY 
aqua culture
I want to my msc project on clown fish but i did not choose exact topic . Can you help me to find topics
asked by madhumitha 
Math
Explain how you know if a number can be divided evenly.
asked by Syd 
Chemistry
Calories to heat 8.1 g of water from 15 Celsius to 34 celsius
asked by Famm 
CHEMISTRY
sorry! this is the full question: Two samples of sodium chloride were decomposed into their constituent elements. One sample produced 1.78 g of sodium and 2.74 g of chlorine. Which of the following could be the results of the decomposition of the other
asked by Diana 
English
Is this passage plagiarized? I think so, because only the author's name is given and not the page number in the intext citation. "...fathers brought forth on this continent a new nation, conceived in liberty and dedicated to the proposition that all men
asked by Anonymous 
Reading/Language Arts
Pedro knew that none of his neighbors would have to pitch tents and live in their yards while repairs were made to their homes. WHAT DOES PITCH MEAN IN THIS CONTEXT?? I DIDN'T FIND ANY DEFINITIONS ONLINE!
asked by BUBBY 
Economics
I really do not know what to do!:((( You are the marketing manager of the Bloomsbury Publishing that distributes the Harry Potter series. A new book is to be issued and you need to decide at which price it should be offered in US and European markets. On
asked by Owly 
Math
Dao has 2 and 3/8pounds of hamburger meat he is making 1/ 4 pound of hamburgers does doa have enough meat to make ten pounds
asked by Niya 
science
a student adds 3 spoons of salt to 100 ml of water. the solution is clear, with nothing on the bottom of the cup. one spoon of the slat ha a mass of 5g. what is the mass of the solution? after the water evaporates, what is the mass of the solid remaining
asked by linda 
Physics
Three boxes A, B, and C are placed on a frictionless surface as shown in the diagram below. If you push on box A with a force of 8.25 N, find the magnitude of the contact force between each pair of boxes. Here mA = 6.90 kg, mB = 3.80 kg, and mC = 1.50 kg.
asked by Anonymous 
english
Which of the following demonstrates proper subjectverb agreement? a. people who do not like to listen to themselves is rare. b. either the girl or the boy are going to select the car. c. each of the warm burgers are wonderful. d. the women with all of the
asked by JR. 
Physics
ou are helping your friend move a new refrigerator into his kitchen. You apply a horizontal force of F = +214i − 171k N to try and move the 64.0kg refrigerator. The coefficient of static friction is 0.660. (a) How much static frictional force does the
asked by Anonymous 
Pre Calculus
The doubling period of a baterial population is 10 minutes. At time t=80 minutes, the baterial population was 50000 1What was the initial population at time t=0 2Find the size of the baterial population after 4 hours
asked by Marina 
Physics
A mover has to move a heavy sofa of mass 49.0 kg to the second floor of the house. As he pulls on the rope tied to the sofa, he makes sure that the rope is parallel to the surface of the ramp, which is at 30.0° to the horizontal. If the coefficient of
asked by Anonymous 
Math
Salon an was told the written paper on his science experiment should express measurements in liters. Which shows how to calculate the number of liters he used if he used 5 cups of water
asked by Megan 
science
A student adds 3 spoons of salt to 100 ml of water. The solution is clear with nothing on the bottom of the cup. One spoon of the salt has a mass of 5g. What is the mass of the solution? After the water evaporates what is the mass of the solid remaining in
asked by linda 
preschool
how does a preschooler even know how to post a question on jiskha? i mean really
asked by (⊙_◎) 
physics
During an Apollo lunar landing mission, the command module continued to orbit the Moon at an altitude of about 113 km. How long did it take to go around the Moon once?
asked by kirsten 
History
can someone help me, please?? I answered it once but my teacher said I needed to revise it. Here is the Question~~ 4) Starting in New England and working your way south, describe how each region saw settlers coming for different reasons. Give at least two
asked by Abby 
College Algebra
A wooden artifact from an ancient tomb contains 45% of the carbon14 that is present in living trees. How long ago, to the nearest year, was the artifact made
asked by Marina 
English
Hello which sentence is correct? I'm not sure. as I had learned much from garfield high school. or I have learned much from Garfield high school. Should I use had or have? thank you
asked by Kevin 
Chemistry
how many gram of Cl are in475g of CaCl
asked by Anonymous 
Biology
2. Which macromolecules were present in your saliva
asked by Shia 
Astronomy/Moon
I understand a Tidal Cycle (new moon to new moon) averages about 29 Days 12 Hours 44 Minutes and 2.8 Seconds. It would therefore be reasonable to assume that the average time from Spring Tide to Neap Tide and vice versa will be 25% of the above (about 7
asked by Mike 
chemistry
based on the mass of lactose that you isolate from 1 mL of skim milk, calculate the percent composition of lactose in skim milk. mass of lactose= 0.28 grams
asked by Anonymous 
physics
A baseball player standing on the ground throws a ball straight up. The ball leaves the player's hand with a speed of 15.5 m/s and is in the air for 3.30 s before hitting the ground. How high above the ground was the baseball player's hand when he released
asked by niro 
Noun
physics: pls!!!!! i need ur help. in an experiment to verify Newton's law of cooling, the temperature of hot water in a calorimeter $T/^{o}C$ is plotted against time t/min. Which of the following is true about the graph? (a) The graph is linear and
asked by basil