Questions Asked on
October 10, 2017

Environmental Science
1. A prion is an infectious, selfreproducing protein structure. True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False x 3. The problem with DDT in the environment is that it decomposes quickly. True False
asked by Steve 
math
find the sum or difference. 1. 5/6 + 4/9 1. 1/2 2. 9/18 3. 1 5/18 4. 1 1/2 I think it is B 2. 15 5/12  11 1/8 1. 4 7/24 2. 4 7/12 3. 4 1/3 4. 4 7/24 I think it is A 3. 5/8  3/10 1. 13/40 2. 1/20 3. 1/4 4. 1/5 I think it is C 4. 15/16  3/4 1. 1 2. 3/4
asked by alley 
Physics
A train slows down as it rounds a sharp horizontal turn, going from 86.0 km/h to 44.0 km/h in the 13.0 s that it takes to round the bend. The radius of the curve is 140 m. Compute the acceleration at the moment the train speed reaches 44.0 km/h. Assume the
asked by Angel 
Chemistry
The percent composition by mass of an unknown compound with a molecular mass of 60.052 amu is 40.002% C, 6.7135% H, and 53.284% O. Determine the compound's empirical and molecular formulas.
asked by Christina 
math
Help!! Complete the function table and write the function rule. Input Output 32 20 14 2 ? 6 2 14 10 ? Please help!
asked by MATH STUDENT 
Chemistry
The combustion of methanol (CH3OH) forms carbon dioxide and water vapor. A combustion reaction refers to a reaction of a substance with oxygen gas. What is the balanced equation?
asked by Anonymous 
Math
Show that the set of non zero rational numbers is closed under division
asked by Anonymous 
math
A certain medicine is given in an amount proportional to a patient's body weight. Suppose a patient weighing 119 pounds requires 136 milligrams of medicine. What is the weight of a patient !@#$%^&quires 200 milligrams of medicine?
asked by Anonymous 
History
How did the Embargo Act and the Louisiana Purchase promote Jefferson's goals ???
asked by sira.mendoza 
Algebra
you have two boxes of colored pens. The first box contains a red pen, ab blue pen, and a green pen. The second box contains a yellow pen, a red pen, and a black pen. What is the set that represents all the pens.
asked by Gradison 
History
Which accurately describes how humanist philosophy and the Renaissance impacted the social and economic structure of Europe? peasants revolted against the tyranny imposed by monarchs, resulting in the crusades, which lasted 200 years peasants were no
asked by malia 
Math
I am lost!! Find the inverse function of f(x)=log2(4x) Thanks
asked by didier 
Science
When you measure the boiling point of mercury, you are investigating a ____? 1)chemical change 2)chemical property 3)physical change 4)physical property I think #3. This is a practice but want to make sure. Thanks,
asked by Jamie 
Physics
A golfer hits a shot to an elevated green. The ball leaves the club with an initial speed of 16 m/s at an angle of 58' above the horizontal. If the speed of the ball just before it lands is 12 m/s, what is the elevation of the green above the point where
asked by Dan 
Science
Check my answers, please. 1. A prion is an infectious, selfreproducing protein structure. (1 point) True X False 2. As one organism eats another, toxins can be spread throughout the food chain. True False X 3. The problem with DDT in the environment is
asked by Steve 
Chem
A 1.0 mL sample of seawater is determined to contain 9.0×1014 moles of dissolved gold. How many atoms of gold are in that volume of seawater?
asked by Maddie 
Advanced Algebra
Jeffrey earned a gross income of $51,280 last year. He made $1,746.83 in student loan interest deductions, donated $2,914 to his favorite charities and paid $3,941.47 in home mortgage interest. Jeffrey claims a standard deduction of $11,400 for himself and
asked by Steve 
Calculus
Water is flowing into a vertical cylindrical tank at the rate of 24 cu. ft. per minute. If the radius of the tank is 4 feet, how fast is the surface rising? Thank You! :)
asked by Faye 
Spanish
1. in which region of Spain is the city Segovia located? a. Northern Spain b. Central Spain c. Southern Spain My answer is B? Is that correct?
asked by Haile 
Advanced Algebra
Manuel pays a flat rate of $105 for his cell phone. He is also charged $0.12 for every text that he sends. His cell phone bill can be no more than the amount he has budgeted for it each month. If x represents the number of texts and y represents his
asked by Steve 
ELA
100%  The Story of a Patriot Upton Sinclair 1 A young man is walking down the street, quite casually, with an empty mind and no set purpose; he comes to a crossing, and for no reason that he could tell he takes the right hand turn instead of the left; and
asked by Zoey 
Physics
A certain amount of work is required to stretch a spring from its equilibrium position. (a) If twice the work is performed on the spring, the spring will stretch more by a factor of (1)square root of 2 (2)2,(3)1/square root of 2, (4)1/2. Why? (b) If 100J
asked by Ricky 
Social Studies
Can anyone help me with the Revolutionary Era pretest? I'm really struggling, I know some answers, I'm just unsure on some
asked by I'm an Acorn 
math
A bullet is found embedded in the wall of a room 2.3 m above the floor. The bullet entered the wall going upward at an angle of 39.8°. How far from the wall was the bullet fired if the gun was held 1.2 m above the floor?
asked by Anonymous 
NM History
What has been the most significant effect of artistic development in New Mexico since world war 2? give two reasons to justify your answer.
asked by Anonymous 
Math
In Beloy's fish ball factory, it costs 25 pesos to make 15 pieces of fishball while it costs 40 pesos to make 27 pieces. Assuming that the total cost is described by a linear function, how much does it cost to make 19 pieces of fishball?
asked by Ej 
Language arts
What is the relationship among the bachelor, the aunt, and the three children in “The storyteller”?
asked by Madeline 
math
1. The 5th, 9thand16th terms of a linear sequence are consecutive terms of an exponential sequence GP. Find the common difference in terms of the first term
asked by Jeremiah 
Physics
A football player kicks a field goal, launchingthe ball at an angle of 48" above the horizontal. During the kick, the ball is in contact with the player's foot for 0.045 s, and the ball's acceleration is 290 m/sz. Vvhat is the range of the football?
asked by Amy 
Physics
Six identical books, 4.0 cm thick and each with a mass of 0.8kg, lie individually on a flat table.How much work would be needed to stack the books one top of the other?
asked by Kayla 
chemistry
. A sample of fresh grapefruit juice was filtered and titrated with the above I2 solution. A 100 mL sample of the juice took 9.85 mL of the iodine solution to reach the starch endpoint. a) What is the concentration of vitamin C in the juice in mg vitamin
asked by traciann 
Math
What is the quotient of −920 divided by 40? Which integer rule determines the sign of the quotient? A) 23; The quotient of integers with unlike signs is positive. B) −23; The quotient of integers with unlike signs is negative. C) 23; The sign of the
asked by Zoey 
Math
What is the mass of a ball whose density is 0.250 g/cm3 and whose volume is 200 cm3? I think the mass is 0.05 kg but not sure plus i don't understand the question
asked by :) 
Maths
A body rises vertically from the earth according to the law s = 64t – 16t2. If it has lost k times its velocity in its 48 ft rise, then k =
asked by Mithun 
Chemistry
Potassium superoxide, KO2, is used for producing oxygen and removing carbon dioxide in selfcontained breathing units, space shuttles, and other enclosed spaces. First the potassium superoxide reacts with moisture to release oxygen and produce potassium
asked by Dean 
calculus
At noon, ship A is 20 nautical miles due west of ship B. Ship A is sailing west at 24 knots and ship B is sailing north at 16 knots. How fast (in knots) is the distance between the ships changing at 3 PM? (Note: 1 knot is a speed of 1 nautical mile per
asked by jasmin 
science
how to prepare 1L OF 0.5N HCl
asked by shazia 
Calculus
Suppose the height of an object fired straight up from the level ground is given by s(t)=300t4.9t where s is measured in meters and t is measured in seconds. how fast is the object moving up as it leaves the ground after 2 seconds? find the average
asked by Alice 
Advanced Algebra
Carmela works at a department store and earns $10.45 per hour. She has $33 removed from every paycheck for medical insurance. If her goal is to earn a gross income of $468.60 in one week, which equation will help Carmela determine the number of hours (h)
asked by Steve 
Calculus
a pebble is dropped into a calm pond, causing ripples in the form of concentric circles. the radius r of the outer ripple is increasing at a constant rate of 1 root per second. When the radius is 4 feet, at what rate is the total area A of a disturbed
asked by Mark 
English 12 questions? (On Beowolf)
I've read the passage im just stuck on a few questions! in “The Battle with the Dragon,” where does the dragon store the treasure it steals? in a tower in a cave beneath a lake atop rocky cliffs 11. from Beowulf, “Grendel’s Mother” and “The
asked by mstv1112 
Physics
Please help me, I am in dire need of it, A football quarterback shows off his skill by throwing a pass {5.70 m downfield and into a bucket. The quarterback consis tently launches the ball at 38.00' above horizontal, and the bucket is placed at the same
asked by Kristi 
Geometry
what is the diameter of a table tennis ball: what is the 40 mm diameter of a tennis ball: 6.8 cm
asked by Steve 
ELA
7) What metaphor does the author use to help readers understand how the "fight or flight" response works in humans? A) a boss calling a meeting B) the body is supercharged C) a caveman running from a tiger D) the heart is an automatic weapon It might be b.
asked by Zoey 
History
How did humanist philosophy affect people’s perceptions during the Renaissance? people abandoned agricultural in favor of factories and industry to earn a living people began to question government and hereditary rule of monarchs humanist philosophy
asked by malia 
math
Four friends go to a restaurant. After adding a $6 tip they decide to split the bill evenly. If they each paid $9.26, how much was the bill
asked by samantha 
Ela and this is my last question
At the Earth’s Core Edgar Rice Burroughs 1 “Let’s have a look beyond that door, David,” he cried. 2 Together we stepped out to stand in silent contemplation of a landscape at once weird and beautiful. Before us a low and level shore stretched down
asked by Zoey 
Advanced Algebra
Jeffrey earned a gross income of $51,280 last year. He made $1,746.83 in student loan interest deductions, donated $2,914 to his favorite charities and paid $3,941.47 in home mortgage interest. Jeffrey claims a standard deduction of $11,400 for himself and
asked by Steve 
Math
A boy is 42 years younger than his father .In 8 years' times , he will be 1/4 times as old as his father .Find their present ages.
asked by KrisstyANG 
english ( The Odyssey)By:Homer
1. Describe odysseus' stage of innocence and initiation. 2. Describe Odysseus of Chaos and Resolution..Find 2 quotes from The Odyssey for each of these two stages. explain how the quote prove Odysseus in that stage. 3 .Two thoughtsprovoking questions with
asked by mirra 
physics inertia
Calculate the moment of inertia of this arrangement of masses. Each mass is located 2.5 m away from the axis. (You can envision the arrangement as a single rotating axis with four masses extending out from the axis like spokes of a wheel.) m1 is 1kg m2 is
asked by Anonymous 
Calculus
A stone is dropped into the sea, causing circular waves whose radii increases at a constant rate of 1.5 per minute. At what rate is the circumference of the wave is changing? Thank you!
asked by Faye 
TX History
Why is Stephen Austin known as the father of Texas
asked by Connections Star 
Geometry
Hello! Thanks for checking my question out! ____ Use the Corresponding Angles diagram to answer the question. Diagram URL (remove spaces so that it can work): h t t p s : / / p r n t . s c/ g v v 9 k q 2. Which can be used to directly prove that ∠1 ≅
asked by Da Fash 
Math
I need help, please find the exact value of 2log3 27+log3 (1/3)log3 3^1/2 many thanks
asked by Karen 
Advanced Algebra
Carmela works at a department store and earns $10.45 per hour. She has $33 removed from every paycheck for medical insurance. If her goal is to earn a gross income of $468.60 in one week, which equation will help Carmela determine the number of hours (h)
asked by Steve 
Calculus
A pole 12 meters long is leaning against a vertical wall of a building. if the foot of the pole is being pulled away from the wall at the rate of 2 meter per minute, how fast is the top of the pole sliding down the wall at the instant when the foot of the
asked by Faye 
Chemistry
A mixture of KCr(SO4)2 and its hydrate KCr(SO4)2•12H2O has a mass of 1.6336 g. After heating to drive off all the water, the mass is only 1.4659 g. What is the weight percentage of KCr(SO4)2•12H2O in the original mixture? Report your answer to 4
asked by Matthew 
Math
Alana has 5 base ten blocks.she has at least one of each type of block.the value of her blocks is greater than 140.what blocks could she have?use an organized list to find the possible answers.
asked by Nasreen 
Caculus
A ladder is 25 feet long and leaning against a vertical wall at 3 ft/sec. Suppose we wish to determine how fast the top of the ladder is sliding down the wall when the bottom is 15 ft from the wall Thank you!
asked by Grace 
Math
Kelly sees some fish at the pet shop.A man buys 2 fish. A boy buys 4 fish. Now there are 3 fish. How many fish did kelly sees at first?
asked by Anonymous 
Math
Gravel is being dumped from a conveyor belt at a rate of 50 cubic feet per minute. It forms a pile in the shape of a right circular cone whose base diameter and height are always the same. How fast is the height of the pile increasing when the pile is 25
asked by Ramin 
math
Sonia saves 3/19 of her monthly income for retirement. If Sonia earned $3800 last month, how much did she save for retirement?
asked by Anonymous 
math
Show all your work to receive credit! ∠E and ∠F are vertical angles with m∠E=9x+12m∠E=9x+12 and m∠F=3x+24m∠F=3x+24 . What is the value of x?
asked by Jaaide 
Chemistry
An organic compound containing only C, H, and possibly O was subjected to combustion analysis. A sample weighing 0.4801 g yielded 1.014 g CO2 and 0.498 g H2O. What is the empirical formula of the compound?
asked by Alex 
Geometric progression
If the second and fourth terms of G.p are 8and 32,what is the sum off the first 4 terms
asked by Emeka 
Physics
A ball is thrown horizontally off a building that is 30 m high with an initial velocity of 3 m/s.if an identical ball is thrown again horizontally from the same height with 6 m/s, what happens to the flight time? A. Flight time is doubled. B. Flight time
asked by Astral Tellurian 
Chemistry
CaCl2 reacts with AgNO3 in aqueous solutions to produce a precipitate of AgCl that can be filtered and weighed. The balanced equation for the reaction is: CaCl2 (aq) + 2 AgNO3 (aq) → 2 AgCl (s) + Ca(NO3)2 (aq)
asked by Brandon 
Algebra
A. Find the LCD for the given rational expression. B. Rewrite them as equivalent rational expressions with the least common denominator. 5/a^2+5a+4, 4a/a^2+3a+2
asked by Anonymous:please Help! 
Math
Divide 54 into two parts such that one part is 2/7of the other.
asked by Vikram singh 
History
How did magnetic Compass And porcelain effect life in europe? Im really confused help me Please!
asked by Jordan 
Algebra
Josie must have at least 320 points in her math class to get a B. She needs a B or better to maintain her GPA so she can play an the basketball team. The grade is based on four 50point tests, three 20point quizzes, two 20 point projects, and a final exam
asked by Fred Flintsone 
math
A parking garage has floors above and below ground level. For a scavenger hunt, galas friends are given a list of objects they need to find on the third floor and fourth level below ground, the first and fourth above ground, and ground level. a. If ground
asked by j 
Math
Put one digit from (1,0,3,7) in each box to get the correct long division problem
asked by Kanesha 
Algebra
A. Find the LCD for the given rational expression. B. Rewrite them as equivalent rational expressions with the least common denominator. 5/a^2+5a+4, 4a/a^2+3a+2
asked by Anonymous:please Help! 
English
Complete the sentences. My answers are with capital • you will stop • Will you try • I will make • If you start listening • you’ll have to • If you have • Will you be 1. WILL YOU BE honest and tell me how you feel about it? 2. I WILL MAKE a
asked by Alex 
math
The length of a rectangle is two more than three times its width. Find the dimensions of the rectangle if the perimeter is twenty meters.
asked by Equations 
Math
A boy is 42 years younger than his father .In 8 years' times , he will be 1/4 times as old as his father .Find their present ages. (Answer is boy= 6, father= 48)
asked by Sam 
Social Studies
Compare and contrast the US and Canadian forms of government. Give a basic framework for each government.
asked by Lyn 
science
Special telescopes, such as the Chandra xray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • Xrays give off a spectrum of light that tell astronomers what elements make up
asked by kayla 
History
after learning about the difference between a king as a ruler or a president as a representative of the people which would you prefer and why explain your opinion and support your argument with evidence
asked by Eloise 
Math
How do I simplify this 17 1/3 + ( 50 1/3)  5 1/2
asked by Annomimus 
Physics
A girl at a ropes course pulls herself upward using a cage and pulley system. There combined mass is 64 kg. A)Calculate the force she pulls down with to raise herself at constant speed. B)Calculate her acceleration if she increases her force by 8%.
asked by Demi 
English
Complete the sentences. My answers are with capital Tony HASN’T HAD a lot of luck dating because he's quite bashful. HE'VE MET a few nice women but finds it tough to keep a relationship going. He WAS WORKING A LOT last year, which also MEANT that he
asked by Alex 
Geometry
Find the value of x. (x+y+5) (y) (2x) A. 20 B.35
asked by Vanessa 
math
32q+0.25q=15.50 Can someone explain how to solve this?
asked by math 
Chemistry
Can someone please help? How much total energy is emitted from a collection of 2.50 moles of H atoms if each atom is emitting a photon with a wavelength of 96.7 nm? I believe you must first use wavelength=plank constant/ mass of object times velocity, then
asked by John 
history
I have an essay about symbolic occupation, but first I am suppose to know how did religion shape symbolic occupation but the text we have is very complicated to understand.
asked by Katherine 
math
In an isosceles triangle, the length of one of the equal side is four less than triple the length of the base. Find length of the base of the triangle if the perimeter of triangle is 55 cm.
asked by Equations 
Opreating System
Hi, i need help with this opreating system homework. Part 1: you need your C program to do the following in order to achieve this desired output. (1) navigate the subfolders of the proc folder looking for those folders holding information about processes
asked by Sara 
English
Chose the correct words to complete the sentence. My answers are with capital 1. IF SHE COMPLAINS or When she complained… all through the office party again, everyone won't or be will be annoyed. 2. If you have time, you going to or WILL YOU …come to
asked by Alex 
Math (Planes)
Given the equation x + z = 2. Is P parallel to any of the coordinate planes? Is P perpendicular to any of the coordinate planes?
asked by Ray 
math
Debra has $67 loonies and toonies. If there are 45 coins in total, how many loonies are there
asked by math 
English
4. Complete the sentences. My answers are with capital 1. ………comfortable standing on stage. 1. Have never been feeling 2. Have ever felt 3. Has never feeling 4. HAVE NEVER FELT 2. The last time I …..in front of a large audience I was tense and
asked by Alex 
Algebra
Combine the following rational expressions. 1/xy3/x^3y^3=1/xy3/(x^2+xy+y^2)(xy)
asked by Anonymous:please Help! 
Math
Solve the indefinite integral of 1/sqrt(x^2+2x+5). I solved it all out by completing the square and then trig sub and then drawing a triangle to go back to x variable and got: ln (sqrt(x^2+2x+5)/2 + (X+1)/2 )  but the book answer is: ln (sqrt(x^2+2x+5)
asked by Dave 
physics
Do electrons (as a charge) really flow in a conductor or only energy is transfered through waves? Suppose a metal,copper is taken as a conductor, now when electrons from the metal towards the negative terminal of the battery, the conductor should get
asked by sohrab 
Physics
What is the force needed to start a 100 kg block sliding on a horizontal if the coefficients for static and kinetic are 0.75 and 0.5
asked by Poo 
Mathematics
If Ama is N years now how old will she be in 10 years
asked by Mortey 
Algebra
Combine the following rational expressions. 1/xy3/x^3y^3=1/xy3/(x^2+xy+y^2)(xy)
asked by Anonymous:please Help! 
Chemistry
How would I figure out how far the distance in kilometers between the sun and earth be if it takes 8.3 minutes for light to travel? (Light travels at 3.00 x 10^8)
asked by Luna 
Algebra 2
The sides of a triangle are on the ration of 3:4:5. What is the length of each side of the perimeter
asked by Enyce 
Social Studies
Why was the second wave of immigrants discriminated against when the first wave of immigrants largely was not?
asked by Ijeoma 
Science
Moving from upstream to downstream, channels tend to be _____ confined. a)more b)less c)equally
asked by Alex 
Science
What is Casein Plastic?
asked by Alex 
Science
A body rises vertically from the earth according to the law s = 64t – 16t2. If it has lost k times its velocity in its 48 ft rise, then k =
asked by Mithun 
English
Complete the sentences. My answers are with capital • to have gotten • to have told • not to have been advised • to have shouted • to have discovered 1. The customers were all surprised TO HAVE DISCOVERED of the policy changes. 2. The manager was
asked by Alex 
Individuals And Societies
how does europe land mass compared with the contaninal of the united states
asked by 9LilG 
math
Maureen purchased 7 dozen apples for $4.13. How much do they cost per pound?
asked by de 
ScienceChemistry
How would I figure out how far the distance in kilometers between the sun and earth be if it takes 8.3 minutes for light to travel?
asked by Bagel 
Algebra
Ok, I tried watching a video on how to solve a system by substitution. But I feel like I did it wrong, so can someone check my work and show/ tell me where I went wrong. So the system by substitution 2x3y=2 Y=2x+6 First I combined my 2 equations but
asked by Samantha 
science
Special telescopes, such as the Chandra xray Telescope, help astronomers see different kinds of electromagnetic radiation besides visible light. Why is this helpful? • Xrays give off a spectrum of light that tell astronomers what elements make up
asked by layla 
English
posted by rfvv Tuesday, November 10, 2015 at 5:23pm. 1. Yosemite is famous for its natural wonders. 2. We arrived at Yosemite in the afternoon. ===================== In the sentences above, what does "Yosemite" mean? Is it Yosemite Valley or Yosemite
asked by rfvv 
Math
A man will pay RM 46000 to renovate an office . If the construction materials cost 25% more and the labour costs 30% more , he will need to pay RM 58540. Find the original cost of the construction meterial and the cost of labour .(Used equation)
asked by Lydia 
English
Instructions: Select the incorrect words in the paragraph. My answers are in capital letter thanks Recently, Sandra's family noticed her are becoming more serious ABOUT Adam. She has mentioned THINKING about us getting be married. She found Adam BY THE
asked by Alex 
Careers
I want to become a Construction engineer when I am older. In class I have to make a presentation about wanting to become a Construction Engineer, the only thing I can't find is how long you have to go to college to be able to do this work. Can you help me?
asked by Haile 
Math
What are inequalities
asked by Heyo 
Government
Do you agree or disagree with the San Bernadino court's order in 2015 san Bernadino case? why?
asked by Sped 
sociology
I can't find articles that support this theory (functionalist theory on the family)
asked by helpppppp 
Math
Solve the indefinite integral of 1/sqrt(x^2+2x+5). I solved it all out by completing the square and then trig sub and then drawing a triangle to go back to x variable and got: ln (sqrt(x^2+2x+5)/2 + (X+1)/2 )  but the book answer is: ln (sqrt(x^2+2x+5)
asked by Dave 
English
in:1. during a period of time 2. at the end of a period of time  I found the definition of the preposition 'in' in the dictionary. Does #1 mean 'within'? When we use the use of #2? 3. Just remember to give it back in a
asked by rfvv 
Math
The cost of 1lb of strawberries is a dollar more than the cost of 1lb of grapes. If ms. A bought 2lbs of strawberries and 5lbs of grapes for $12.50. What is the cost of the fruits.
asked by math 
grammar
Could you correct me my mistakes. Please • What are you most passionate about? One of my greatest passion is helping others. I like helping people find solutions that meet their specific needs. 7.How do you typically spend your leisure time? In my
asked by Eliz 
english
I've forgotten how to work it out or i forgot how to work it out which one makes sense?
asked by helpppppp 
math
find the value for x?? please help: x+8=21, x32=55,3x=54,x/5=10?????!!!!
asked by Abby 
Math
8 and 12
asked by Numisun subba