Questions Asked on
May 11, 2016

Chemistry
what is the osmotic pressure produced by a 1.20M glucose (CH12O6) solution at 25 degree
asked by Elsie 
Chemistry
what is the osmotic pressure produced by a 1.20M glucose (C6H12O6) solution at 25 degree celsuis?
asked by Elsie 
mathematics
p a radio mast from a point 53 metres from its base on level ground is 61 degrees.What is the height of the mast to the nearest 5 metres
asked by Nkechi 
mathematics
The angle of elevation of the top of a radio mast from a point 53 metres from its base on level ground is 61 degrees.What is the height of the mast to the nearest 5 metres
asked by Nkechi 
English
1. There are bad men everywhere ready to cheat you. 2. There are bad men everywhere who are ready to cheat you.  Q1: Are both the same? Q2: Does 'men' mean 'male persons'? Or Does 'men' mean both male and female persons?
asked by rfvv 
math
A baseball diamond is actually a square with 90 feet between the bases. The pitcher's mound is 60.5 feet from home plate. How far is the pitcher's mound from the first base? Round all answers to 1 decimal place I used the Pythagorean theorem and got 66.6.
asked by Emily J 
Chemistry
How many grams of perchloric acid are dissolved into 3.86 L of water, if the pH of the solution is 4.03.
asked by Jose 
chemistry
need help drawing an electrochemical cell that could be used to plate zinc onto other metals.labeling cathode and anode, and reactions that occur.
asked by anonymous 
Algebra
What is 6.08times 10 to the seventh power. Is it 0.000000608
asked by Kaiwan gordon 
mathssomebody!anyone help
An arbitary list of integers both positive and negative is presented to two player,playerA and playerB.with A playing first in there turn,either players is allowed to pick the first or last number from the remaining list,and the number is deleted from the
asked by dam 
maths
A particle with a velocity of 2m / s at t = 0 moves along a straight line with a constant acceleration of 0.2m / s s.find the displacement of the particle in10 second
asked by ashu 
Chemistry  Order of Bond Polarity
Hi I am having a bit of trouble with this question CCl4 is confusing me: Qu)Rank the following compounds in order of bond polarity; HF, CH4, H2O, H2S, CCl4 Asw)lowest to highest bond polarity: CH4, CCl4, H2S, H2O, HF Is this correct? Thanks!
asked by Anonymous 
education
How does this problem create a barrier for creating strong and healthy children in this country? need someone to explain please.
asked by nina 
Maths
Slaughter of what?
asked by Siphocethu 
life orientation
The physical,social and economic consequences of Nkandla to the offenders and how did Nkandla impact negatively in SA
asked by kaytup 
wollega
draw flow chart & write pseudo code for greatest common divisor of two numbers
asked by motuma 
science
what is the enthalphy change for the formation of 1.00 gram of waater vapour from hydrogen and oxygen
asked by sphesh 
Chemistry
2ZnS + 3O2 > 2ZnO + 2SO2 If 1000kg of ZnS is oxidised, what amount (in moles) and volume (in litres) of SO2 is produced (assuming that gas is at STP)
asked by Casey 
pysical science
An automobile with a mass of 1258 kg accelerates at a rate of 5 m/s² in the forward direction. What is the net force acting on the automobile?
asked by shay 
English
Underline infinitive phrase and how is it used A few prospectors brave enough to explore the frozen interior found gold in the summer of 1896. To explore the frozen interior adj
asked by Tiffany 
science
How did student , most probably measure the volume of 10 glass marbles?
asked by nana 
English
1. Raise your left arm over your head. 2. Bend the left elbow and touch the middle of the upper back with your fingers. 3. Hold the left elbow with the right hand and pull back. 4. Hold for 10 to 30 seconds.  Are the directions all
asked by rfvv 
life orientation
Design a newspaper article to warn people against engaging in fraud and corruption
asked by simon 
chemistry
what will haprn if ammonium chloride solution is used to standardize potassium tetraoxamaganate VII solution instead of ammonium iron II sulphate
asked by samuel 
English
1. Hold this pose, then return your leg to the ground and your arms to the sides. 2. Hold this pose, and then return your leg to the ground and your arms to the sides. 3. Hold this pose. Then return your leg to the ground and your arms to the sides. 4.
asked by rfvv 
life orientation
Are individuals empowered and do they understand their human rights or when their rights are being violated. provide five reasons for your analysis and standpoint
asked by Peace 
English
5. Extend your arms out to either side. 6. Lean forward, lifting one leg straight behind you. 7. Hold this pose, then return your leg to the ground and your arms to the sides. 8. Repeat with opposite leg. ========================= Are they grammatical?
asked by rfvv 
Maths lit, life science,business study,economic
Wich career i have to choose
asked by Pike 
Life science,,maths lit,economic,business study
Which career field i have to follow?
asked by Anonymous 
Science
1.) How does natural gas have a impact on our economy by? 2). How does coal have a impact on our economy by? 3). How dies nuclear electric power have a impact on our economy by?
asked by Helllllp meee please lol 
Math/Biology
8c) The scanning objective lens (4x) of a microscope has a diameter of field of 6.0 mm and a total magnification of 40x. The high power objective lens has a total magnification of 400x. Estimate the diameter of field of view of the highpower objective
asked by Anonymous 
Life orientation
Evaluate the physical ,social and economic consequences of this crime of fraud offenders.how did this corruption and fraud impact negetively in the country for example service delivery,tax,expense of trial?
asked by Shireen ribisi 
Math
You invest your $20000 savings in a term deposit for 3 years at 5.5% p.a. compounding monthly. The compound interest formula is A=P(1+r/n)(to the power of)nt Would it be  P=20000 r=5.5 n=12 (months) t=3 (years)
asked by Brodie 
spanish help
1. Saber o conocer? Ellos _______ a Silvia. A) conozco B) sabemos C) sabe D) conocen *** 3. El correo electrónico _______ para enviar información rápidamente. A) sirve *** B) sirvo C) servimos D) sirves 4. What role do Hispanic organizations play on the
asked by smart santa 
Biology
1aOrder the following steps of microscope use. A. Observe the specimen under low power; resolve with the fine adjustment. B. Raise the stage; observe under scanning power; focus with coarse adjustment; resolve with fine adjustment. C. Observe the specimen
asked by Anonymous 
Life orientation
Evaluate the physical,social and economic consequences of this crime to the offender and how did this corruption and fraud impact negatively in the country?
asked by Thato 
Physics
How high will an arrow travel into the air when shot upwards? Bow stress: 68 J Arrow: 26 g (there is no air resistance)
asked by John 
Math
A 10 sided dice numbered 1 to 10 rolled four times. a)Write how many outcomes will we get? b)What are the possible outcomes?
asked by Ajay 
Calculus
Find the area of the largest rectangle cut from the first quadrant by a line tangent to the curve y=e^(x^2)
asked by Sandra 
math
6. The halflife of a certain radioactive material is 32 days. An initial amount of the material has a mass of 361 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 5 days. Round your
asked by emily 
Physics
A hiker shouts when he is at the top of a mountain. He hears an echo 2.4 seconds later from the sounds reflection off a nearby mountain. Calculate how far he is from the nearby mountain. (Assume speed of sound in air is 340 m/s)
asked by Austin 
Civics
What is the impact of the Third Amendment?
asked by Victoria 
Math
Please this problem to me There is a stack of 8 cards from 18 suppose we select a card randomly from the stack, replace it, then randomly select another card What is the probability the first card is a even number and the second card is greater than 6
asked by Donna 
math
Someone help me!! square root = sqrt (5x^25x10)sqrt(x+7) + (2x+6)sqrt(x+2) >= x^3+13x^26x28 thank you!
asked by Athenal 
Chemistry
if 40.0 ml of 11.25 M KNO3 is used to make a 7.55 L aqueous solution, what is the molarity of the solution
asked by Reilly 
math
8. The halflife of a certain radioactive material is 71 hours. An initial amount of the material has a mass of 722 kg. Write an exponential function that models the decay of this material. Find how much radioactive material remains after 17 hours. Round
asked by emily 
L.o
identify your 3 human rights violation or discrimination and explain in an introductory paragraph why you choose the specific human rights violation or discrimination
asked by mokgadi 
ss
1. The Himalayas separate _________. (1 point) Pakistan and India the Indian subcontinent from the rest of Asia Afghanistan from the rest of South Asia northern and southern India 2. What impact do monsoon winds most have on South Asia? (1 point) Monsoon
asked by #Blessed 
maths
y= (1tan x)/sec x find dy/dx y= (1 + tan3x) ^(3/2) find dy/dx thanks a lot
asked by mrfrank 
Social Studies
What impact do monsoon winds most have on South Asia? A) Monsoon winds carry plenty of rain to India from the Arabian Sea during the wet season from June to September.** B) Monsoon winds carry snow from the north to the Himalayas. C) Monsoon winds carry
asked by bettyboop 
Science
I want to determine how fast can the engine be lifted up!
asked by Hohenzollern 
math
if out of two numbers, one number is increased by 10% and other number by 20%,find percentage increase in the product of the two numbers
asked by imli 
life oriantation
How can a young person prevent human rights violations from taking place under their watch
asked by phakiso mathabatha 
math
How do you write 84% as a fraction or mixed number in simplest form?
asked by ??? 
life oriantation
How did XENOPHOBIA effect south African government
asked by phakiso mathabatha 
maths
A fair die is toss six times. Defined a random variable as an odd number that appeared. Find the probability that exactly four of the tosses showed an odd number.
asked by Frederick 
Pre Algebra
9.)30% of 60 is what number? a. 15*** b. 30 c. 18 d. 40 A?
asked by #FreeGucci 
network programing
I am trying to figure out what to say to this I not really sure can anyone help me please. What type of material should not be part of building now a days?
asked by Poohboi23 
Chemistry
The human body is said to contain approximately 50.0 grams of DNA in the entire body. If the number of nucleotides in ONE STRAND of DNA is approximately 3.0 x 106, and the average molar mass of a nucleotide is 327 g/mol, what is the average molar mass of
asked by KS 
math
Silas claims that the equation y = 2 + mx, where m is a real number, represents a function whose graph is a straight line
asked by tyrece 
Spanish
1. Saber o conocer? Ellos _______ a Silvia. A) conozco B) sabemos C) sabe D) conocen *** 3. El correo electrónico _______ para enviar información rápidamente. A) sirve *** B) sirvo C) servimos D) sirves 4. What role do Hispanic organizations play on the
asked by smart santa 
math
How do you write 130% as a fraction or mixed number in simplest form?
asked by ??? 
Chemistry
5.88 moles of nitrogen and 16.2 moles of oxygen are mixed until the equilibrium is established, 11.28 moles of nitric oxide are formed calculate the value of equilibrium constant
asked by Anon 
math
How do you write 159% as a fraction or mixed number in simplest form?
asked by ??? 
Math "Need Help Asap"!
4. Alice plays basketball. In one game she shoots 21 free throws and makes 81.25% of them. Estimate how many free throws she makes. a. about 16 b. about 2 c. about 20 d. about 14 A?
asked by #FreeGucci 
Math algebra
evaluate 4x^2(2x+x^3y)+x^y for x = 5 and y=0 Evaluate 4 (x/5)^2+3 when c =20
asked by PLEASE HELP 
Physics
A streetlight hanging above a road has what type of engrgy?
asked by Help me please 
math
How do you write 19/2 as a percentage?
asked by ??? 
physics help pls
Two masses of 200 grams and 400 grams are attached respectively at the end of the cord that passes through around a negligibly weight and frictionless pulley. a.) Find the acceleration of the system, b.) tension in each cord, c.) the distance and velocity
asked by jine 
Math
What is (4x^22x1)(3x^3+2)
asked by Libragirl 
Math
If a substance has a half life of 600 seconds. If a scientist begins with an initial amount of 1kg complete the following problems: create an exponential equation using proper variables?
asked by Cali 
english
Are the second sentences all correct with the changes: 3. (Pronoun Agreement Error) The cafeteria was in an uproar because every student was overcharged for their lunch. NEW SENTENCE: Every student in the cafeteria was in an uproar because they were
asked by jennifer 
Geography
Reasons of Nepal dividing into development regions 1.Minimize regional disparity 2.Maintain equal population 3. Mobilize available means and resources.
asked by a 
math
the table below shows the eye color of 30 students in Ms. Carroll's class. blue4, green5, brown11, hazel7, and other3. what is the probability that one student, selected at random from the 30 surveyed will have hazel or green eyes.
asked by Anonymous 
Simple College Question
1.)Do you have to attend college in order to join the Army Or Navy? I truly don't know what I wanna be when I grow up so I've been thinking about join the Army Or Navy once I turn 19 or 18, & I was wondering Do I have to attend a college 1st before I can
asked by #FreeGucci 
maths literacy,geography,life sciences and history
Does Fort Hare have Law
asked by zamatolo cwenga Dunjwa 
Math
1/2(x20)+2/3x=20 CAN SOMEONE SOLVE THIS FOR ME I SM STUCK IN IT I DID MY OTHERS I NEED HELO WITH THIS ONE
asked by PLEASE HELP 
HELP PLEASE?!!
Circulatory systems of animals transport nutrients to tissues. Which system of plants performs a similar function? starch granules xylem and phloem tubes stomata apical meristems plant hormone system
asked by GABRIEL 
PHYSICS
AN OBJECT 5.0 HIGH IS PLACED 35CM FROM CONCAVE MIRROR OF FOCAL LENGTH 15CM BY DRAWING A RAY DIAGRAM.DETERMINE THE POSITION,SIZE AND NATURE OF IMAGE
asked by Anonymous 
social studies
Which of the following is a likely cause of the shape of the population graph of Mexico? (1) Mexico has adopted China's "one familyone child" program. (2) About 60 percent of Mexico's industrial workers live in or near Mexico City. (3) Much of the land in
asked by Mae 
chemistry
The vapour pressure of pure water at 760 mm at 25 degree celcius. The vapour of solution containing 1m solution of glucose will be.
asked by munaf 
Physics
At time an object of mass 50.34 g on the end of a horizontal spring is moving to the right at 10 cm/s and is displaced 2 cm to the left from the equilibrium position. If the spring constant is 0.234N/m, find an expression for the position of the particle
asked by Supansa 
social studies
Which factor would have the least effect upon the population distribution in Mexico or the United States? (1) infant mortality rate (2) national debt (3) migration rate (4) birth rate (5) death rate help !!
asked by Mae 
Math
Make a table and graph each quadratic function. Use integers from 3 to 3 for inputs. #4 y= x2 #5 y=2x squared #6 y= 8x squared #7 y= x squared + 2 Make a table and a graph for each function. Use only positive values for x. #10 y= 10/x #11 y= 8/x
asked by Math 
Math
7 boys share 5 chocolate bars equally how much do the get?
asked by Sandra 
Language Arts
what is "Happiness Is a Charming Charlie Brown at Orlando Rep" genre
asked by becky 
education
How does this problem create a barrier for creating strong and healthy children in this country? problemtransportation need someone to explain and examples please.
asked by nina 
Math
Find the volume of revolution when the region enclosed by the functions f(x)= e^x , g(x)=e^x ,and the two lines is revolved about the xaxis Solution V=intergrate e^2xe^2x dx From 1to1 1/2e^+e^2x when you sub and cal. =0 why please help me
asked by Ali 
Social Studies
HI, so these are questions from a test that I already took and I got these three wrong. But there letting me re do it so can someone explain to me or give me a link or something? Select a new deal program that helped improve the lives of south Carolinians.
asked by Lacey 
history
Can someone give me links for these please? Describe the military strategy that General William T. Sherman used across Georgia and South Carolina. Explain how the strategy affected the south, as well as how southerners reacted. Explain the purpose of
asked by Alexis 
math
simpify 4!
asked by Anonymous 
chemistry
What mass of water is produced when 0.1 moles of C2H6 is reacted with 0.1 moles of O2?
asked by PLEASE HELP ME 
math
the angle of depression of a ship from a top of a tower is 46deree. a. If a ship is 126m from the foot of the tower, calculate the height of the tower. b. If the height of the tower is 72m tall, calculate the distance between the (i) ship and the foot of
asked by Josehp 
Simple Question
2.)If I were to join the Army or Navy, will my salary be a lot, average, or low? Is there an specific amount that I'll receive? Does Any1 Know?
asked by #FreeGucci 
math
A bag contains 3 red marbles and 6 blue marbles. What is the probability of randomly selecting a red marble from the bag
asked by roma 
Math "Need Help Asap"!
3.)What % is equivalent to 2/3? A.)33 2/3% B.)150% C.)66 2/3%*** D.)65% C?
asked by #FreeGucci 
science
Ki reacts with kio3 to give i2 then find mass ofkio3required to completely react with 83gram of ki???
asked by mayur 
math
A spinner is divided into blue green and red parts. George spins the spinner 300 times. Below is the table of outcome Part Time Spun Blue 91 Green 107 Red 102 Based on the table what was George's experimental probability of spinning red
asked by roma 
health
What factors influence lung volume and capabilities A. Age B. Sex C. Body build D. All of the above
asked by kellie 
Math
Find an equation in standard form for the ellipse that satisfies the given condition with major axis endpoints (1,4) and (1,8), minor axis length 8.
asked by Akau 
Math "Need Help Asap"!
5.)Estimate 48% of $20.00 A.)About $12.00 B.)About $11.00 C.)About $15.00 D.)About $10.00*** D?
asked by #FreeGucci 
Science
1. How do scientists classify small objects in the solar system? by size by shape by size, shape, and temperature by size, shape, and composition** 2.Which of the following categories of small bodies in the solar system does Ceres belong to? dwarf
asked by lifeisgreat 
MATH
A spinner is divided into equal parts 15. George spun the spinner 300 times. A table of outcomes is shown. Part Times Spun 1  42 2  66 3  63 4  72 5  57 Based on the table, what is an estimated probability of the spinner landing on an even number?
asked by roma 
LA
What is the appositive in this sentence? The president, an elected official of the United States, serves a four year term A. The president B. The president, an elected official C. An elected official D. An elected official of the United States
asked by Anonymous 
Science
3. Which of the following small bodies are the hardest to tell apart because they are made of similar materials? dwarf planets and comets asteroids and comets comets and meteoroids asteroids and meteoroids** A scientist examines a sample of an object from
asked by lifeisgreat 
MATHEMATICS
A pole of height 2m cast a shadow 1.5m long. Find the height of a tree whose shadow is 2.5m long.
asked by BOLUWAIFE 
Chemistry
The human body is said to contain approximately 50.0 grams of DNA in the entire body. If the number of nucleotides in one strand of DNA is approximately 3.0 x 10^6, and the average molar mass of a nucleotide is 327 g/mole, what is the average molar mass of
asked by Merp 
Math "Need Help Asap"!
7.)Which proportion can be used to solve the following percent problem? What is 50% of 70% A.)X/70 = 50/100 B.)X/50 = 70/100*** C.)50/70 = X/100 D.)70/X = 50/100 B?
asked by #FreeGucci 
US HISTORY
1) How were William Lloyd and the Rev. Elijah Lovejoy alike? A) Both Lived in Boston and were Underground Railroad conductors. B) Both printed newspapers with antislavery messages to the North.*** C) Both used their houses as Underground Railroad stations
asked by HELP ASAP 
Math
What is the opposite of a professional
asked by Anyssa 
Waste Disposal and Recycling
1. Which of the following types of waste should not be recycled at home? The answer is A: Expired Medicines ____________________________________ 2. Which of the following is NOT a method of disposing hazardous wastes? The answer is D: Disposing of them in
asked by qaydog 
Physics
A photon has a frequency of 7.3 × 10–17 Hz. Planck’s constant is 6.63 × 10–34 J•s. The energy of the photon, to the nearest tenths place, is × 10–50 J.
asked by Chelsea 
math
Julie is four times as old as her daughter.In four years time she will be three times as old. How old are they now
asked by linda 
MATH
A bucket contains 5 green tennis balls and 2 yellow tennis balls. Tony removes 2 tennis balls, with replacement, from the bucket shown. What is the probability that Tony will choose a yellow tennis ball and then a green tennis ball?
asked by roma 
MATHS
A bucket contains 5 green tennis balls, 2 yellow tennis balls, and 6 red tennis balls. Tony removes 3 tennis balls,with replacement, from the bucket shown. What is the probability that the first tennis ball is yellow, the second tennis ball is green, and
asked by roma 
MATH
Tony has a bucket filled with 10 green, 3 blue, 1 red, and 7 yellow tennis balls. He removes 4 tennis balls from the bucket, without replacement. Which of the following outcomes could represent this selection? A. All of the tennis balls are blue. B. There
asked by roma 
Mpindweni s.s.s science
A rocket of mass 5000kg is launched vertically upwards into the sky at an acceleration of 2om/s. The magnitude of the force due to gravity on the rocket is 49000 N calculate the magnitude and diretion of the force of the rocket's engine.
asked by Someleze nelly 
math
A bag contains 4 red, 4 blue, 4 green, and 4 yellow marbles. A marble is randomly pulled from the bag and replaced seven times. The table shows the outcome of the experiment. TRIAL  OUTCOME 1  YELLOW 2  BLUE 3  YELLOW 4  RED 5  BLUE 6  YELLOW 7 
asked by roma 
History
Which is an accurate description of oligarchy? A. A king rules. B. The people rule. C. There is no rule. D. A small group rules. 2. (3 pt) Which defines monarchy? A. rule by the citizens B. rule by a congress C. rule by a small group D. rule by a king or
asked by emmily 
7th Math
Alana tosses 2 number cubes. She wins if she rolls double sixes Find P (Alana wins)
asked by murph 
Math
Write an inequality to represent the situation. The temperature stayed above 15 degrees.
asked by Math_kid 
7th Math
Ming rolls a number cube, tosses a coin and chooses a card from two cards marked A and B. If an even number and heads appear, Ming wins, no matter which card is chosen. Otherwise Lashonda wins. Find P (Ming wins)
asked by murph 
7th Math
A game requires drawing balls numbered 0 through 9 for each of four digits to determine the winning number. Describe a model that could be used to simulate the selection of the number.
asked by murph 
Math
What is the numerical coefficient of the term x^3 in (2+x)^5
asked by Cali 
Math
How many different 2 digit numbers can be formed from the digits 16, if repetition is not allowed?
asked by Bub 
Pre algebra
Which function rule represents the data in the table X3210 1 Y1 25811 A. Y=3x8 B. Y=1/3x8***? C. Y=1/3x+8 D. Y=3x+8
asked by Bunnysayrawr 
Algebra
1.Simplify x/7x+x^2 A.1/7+x;where x≠7 B.1/7x;where x≠0 C.1/7+x;where x≠0,7 D.1/7**** 2.Simplify 12x^4/x^4+8x^5 A.12/1+8x;where x≠1/8**** B.12/1+8x;where x≠1/8,0 C.12/9x;where x≠0 D.12/9 3.Simplify x^23x18/x+3 A.x3 B.x6;where x≠3
asked by GummyBears 
math
what is an equation for a sine curve with amplitude 2, and period 4pi radians?
asked by twiddles 
Astronomy
How can I tell a north circumpolar star from a south circumpolar one based on its declination and my location?
asked by Anonymous 
Math ounces to pounds
What is 3text books in pounds or ounces?
asked by Elexis 
English
Hello. Dear Ms.Sue, I would be very grateful if you answered my question. Is it possible to say "I heard steps behind" or is it necessarily "behind me"? I mean, is the object a must here? Thank you for your help.
asked by Ilma 
HCC
if x=4 which of the following expression DOES NOT equil 9?
asked by Mark 
Chem
A beaker containing 25.0 mL of 0.360 M H2SO4 spills on the counter. How much baking soda, NaHCO3, will be needed to neutralize the acid? H2SO4 (aq) + 2 NaHCO3 (s) > Na2SO4 (aq) + 2 H2CO3 (l) GIVEN:  I've converted 25.0 mL to 0.025 L H2SO4.  0.360 M
asked by Joyce 
Math
Ali has 4 mangoes,Joe has 3 how many more mangoes does Ali have
asked by Prince 
CHECK my drivers ed answers
1. Searching for other roadway users includes identifying (1 point) only those in motor vehicles. signs, signals, and roadway markings. users of different sizes and shapes. the characteristics of the roadway.**** 2. What is the Zone Control System? (1
asked by Anonymous 
Laungauge
Think about the work you completed in your reading role. Determined the ideas that would be most worthy to share in a literary discussion about Walk Two Moons. Provide and explanation for your choices. How did the role you selected and the work you
asked by helpplease 
MATH
A school basketball team has 3 wins and 2 loses, the school won and outscored there opponents by points by 15,10,9 the 2 losses they got outscored by 12 and 8 points, write an addition integer statement for the 3 wins, write a addition integer statement
asked by LOLOL 
science
A string with mass per unit length 0.0065 kg/m is used to suspend a 30 kg mass over a pulley. A transverse wave with wavelength 40 cm and amplitude 2.5 mm moves along the string. Determine the maximum speed of a particle on the string.
asked by forest 
Social studies
How might citizens engage in civic life to influence politics and government? Please help me with this question
asked by Summer 
Social studies
Why does the u.s. Constitution limit the power of federal government?
asked by Summer 
Calculus
A statue 10 feet high is standing on a base 13 feet high. If an observer's eye is 5 feet above the ground, how far should he stand from the base in order that the angle between his lines of sight to the top and bottom of the statue be a maximum?
asked by Alexa 
Calculus
A building is to be braced by means of a beam which must pass over a wall. If the wall is 3 3/8 feet high and stands 8 feet from the building, find the shortest beam that can be used.
asked by Sandra 
Maths
Jose has a fish tank that measures 11.8 inches wide, 19.7 inches long, and 15.7 inches deep. He empties it halfway to clean it. To refill it when he is done, he will fill a onegallon jug in the sink and carry it to the tank, pour it in, and then return to
asked by ChrismB 
Calculus
The base of an isosceles triangle is 8 feet long. If the altitude is 6 feet long and is increasing 3 inches per minute, are what rate are the base angles changing?
asked by Claire 
Social studies
"We hold these truths to be selfevident, that all men are created equal,that they are endowed by their creator with certain unalienable rights, that among these are life, liberty and their pursuit of happiness." How does this excerpt from the Declaration
asked by Summer.a.w.j 
physics
The muzzle velocity of a projectile fired from a gun has an upward component of 49 m/s and a horizontal component of 60 m/s. A. What Maximum height does the projectile reach? B. How far forward does it go (assume a level surface) Show step by step and how
asked by Amy 
Differential Calculus
The base of an isosceles triangle is 10 feet long and the base angles are decreasing at a rate of 2° per second. Find the rate of change of the area when the base angles are 45°.
asked by Serena 
Math
What is 5 quarts to 5 gallons as a fraction in simplest form?
asked by Alexxa 
Math
a carpenter divides a board that is 3.5 inches wide into 4 pieces of equal widthby cutting 3 places. if the width of her saw blade is 1/8 inch, what is the finished width of each piece? What percent of the board length is actullay used?
asked by Alison 
Math
How many realnumber solutions does the equation have? –7x2 + 6x + 3 = 0 one solution two solutions*********** no solutions infinitely many solutions
asked by Mike 
math help ASAP
A school basketball team has 3 wins and 2 loses, the school won 3 times and outscored there opponents by points by 15,10,9 the 2 losses they got outscored by 12 and 8 points, write an addition integer statement for the 3 wins, write a addition integer
asked by lolol 
Math
Paul borrows $600 at an interest rate of 8% per years for 4 years. How much interest will he have to pay?
asked by Tina 
Math
An isosceles triangle has a perimeter of (9y3)cm.what is the length of the two equal sides if its side is(3y7)cm?
asked by Teye 
Math
During peak seasons, a hotel room costs $135 per night. During the offseasons, it costs $90 per night. What is the percent of change from peak season to offseason? PLEASE HELP ME!!!
asked by Mayla 
science
Which of the following would decrease the magnetic field around a wire? A) Decreasing the current (MY ANSWER) B) reversing the poles of the wire C) looping a section of the wire into a solenoid D) increasing the current
asked by not a scientist 
Math
Of 120 owners of reptiles surveyed, 27 own snakes as pets. What percent of the reptile owners own snakes as pets? plz help me!!!!!!!!!!!!
asked by Graclynn 
Math
A group consists of 5 boys and 6 girls how many committees of five can be formed that consists of 2 boys and 3 girls?
asked by Mark 
Maths
The longest side of a triangle measures 267m if two angles are 37 and 48 find the shortest side of the triangle
asked by Israel 
Math/Precal
What are the first three terms in the expansion of (4x3)^5??
asked by Hurly 
Building Traded
On a print with a scale of 1/2=1FOOT HOW much would a 20 ft hallway be in inches?
asked by Nick 
Physical Science
When sodium metal combines with chlorine gas, solid sodium chloride forms. is this a physical or chemical change?
asked by Larissa 
math
P divided by 7 equals 15 what is p
asked by lily 
Algebra ASAP (Please helpeth this lost soul)
Simplify (2sqrt(5)+3sqrt(7))^2 ~~~ Can you show the steps. I want to learn how to do it now so I won't have to pester y'all again with my feeble algebra questions :3
asked by Astral Tellurian 
math
Which equation matches the following description?James loves making smores when he goes camping with his family.He puts half a chocolate bar on every smore.The number of chocolate bars,c,James needs is dependent on the number of smores,s,he wants to make.
asked by John 
Math
A model of an airplane is 11 inches in length. The actual length of the airplane is 209 feet. What is the scale used to build the model? Please Help Me!!!
asked by Saniah 
Math
The time t required to drive a certain distance varies inversely with the speed r. If it takes 4 hours to drive the distance at 35 miles per hour, how long will it take to drive the same distance at 45 miles per hour? about 3.11 hours********* 140 hours
asked by Mike 
Math/Precal
In a poker hand of 5 cards how many ways can you get a full house? (3 of a kind and a pair)
asked by Maxx 
calc
Set up the simplified integral and compute the volume created when the area bounded by y=x^21 and y=3 is rotated around the yaxis.
asked by lotus 
maths
Jose has a fish tank that measures 11.8 inches wide, 19.7 inches long, and 15.7 inches deep. He empties it halfway to clean it. To refill it when he is done, he will fill a onegallon jug in the sink and carry it to the tank, pour it in, and then return to
asked by ChrismB please help me 
MATH
A model airplane is 11 inches in length. The actual length of the airplane is 209 feet. what is the scale used to build the model?
asked by Saniah 
English
1. Don't eat food if the expiration date has passed. 2. Don't eat food whose expiration date has passed. 3. Don't eat the food whose expiration date has passed. 4. Don't eat spoiled food whose expiration date has passed.  Which ones
asked by rfvv 
Social Studies
how important is the cooperation to the success or failure of the canning cooperation
asked by Linda 
math (PLZ HELP ASAP)
a dad has two daughters – Wendy and Julia. Wendy is twice as old as Julia. The man is now five times as old as Wendy, and in 4 years he will be six times as old as Julia. Find the present age of the father.
asked by Anonymous 
math (pLZ HELP ASAP)
A train averages a speed of 90 miles per hour across the plains and 37.5 miles per hour through the mountains. If a trip of 300 miles took 3 hour and 48 minutes, how much of it was through the mountains?
asked by Anonymous 
math (PLZ HELP ASAP)
A rectangular field is 240m wide. The width of the field is 3 8 the length. What is the area of the field in square kilometers, rounded to the nearest thousandth?
asked by Anonymous 
math
This question involves the Richter's scale and it goes like this: According to Richter's scale magnitudes of earthquakes can be obtained from the following formula: M=logE÷1.443.64 . E stands for the free energy of a 6.4 earthquake ,calculate the
asked by Maya 
finance
a company has an outstanding issue of 1,000 face value bonds with a 9.5% annual coupon and 20 years remaining until maturity. The bonds are currently selling at a price of 90 (90% of face value).
asked by teddy 
Journalism
List the things that people actually want to know about electrical engineering
asked by Sarah 
algebra word problem
My car gets 19 miles per gallon in the city and 34 miles per gallon on the highway. Suppose I used 12.857 gallons of gas and got an average of 27 miles per gallon for the trip. How many gallons did I use for each part of the trip? _____gallons at 19 miles
asked by emily d 
math
A trapizoid has a area of 33.6 and a height of 4 what is the sum of the b1 and b2?
asked by kalya 
English
1. Don't overeat at meal time. 2. Don't overeat at meal times. 3. Don't overeat at mealtime. 4. Don't overeat at mealtimes.  Which one is commonly used? Can we use all the expressions?
asked by rfvv 
English
1. Don't drink. 2. Don't drink liquor. 3. Don't drink alcohol.  Does #1 mean #2 or #3? When we mention one of the don'ts for a healthy life, which one is suitable?
asked by rfvv 
Math
6:50 is the hour hand closer to the 6 or the 7 hoe do you know
asked by Yen 
English
rose asked katie do you know how to change a flat tire
asked by Tom 
Math
A car travel 300 miles on 15 gallons of gas. what is the unit rate?
asked by Briley 
Global Communication
Do organizations need to vary its message to employees depending on where they are located in the world? Why or why not? Thank you in advance!
asked by Shawnessa 
math
Roscoe must play 9 commercials during his 1hr radio show. Each commercial is either thirty seconds or sixty seconds long. If the total commercial time during that hour is 6 minutes, how many commercials of each type does Roscoe play? Round answers to the
asked by duran 
math
The Connecticut River flows at a rate of 5 km / hour for the length of a popular scenic route. If a cruiser to travels 4 hours with the current to reach a dropoff point, but the return trip against the same current took 6 hours. Find the speed of the boat
asked by duran 
Reading
The West Wind It’s a warm wind, the west wind, full of birds’ cries; I never hear the west wind but tears are in my eyes. For it comes from the west lands, the old brown hills, And April’s in the west wind, and daffodils. It’s a fine land, the west
asked by Helen 
maths
using determinant method find the area of the quadrilateral ABCD given the coordinates A(3,3) B(2,5) c(1,2) D(1,1)
asked by stephanie 
math
lighthouse x has a radius of 18 mi lighthouse z has a radius of 28 mi lighthouse z lights up how much more area than lighthouse x? round answer to the nearest tenth.
asked by josephine 
math
A mechanic needs a radiator to have 40% antifreeze solution. The radiator currently is filled with 5 gallons of 15% antifreeze solution. How much antifreeze mixture should be drained from the car if the mechanic replaces it with pure antifreeze. Drain__
asked by anonymous 
geography
who benefited from Nigerias oil
asked by Aubrey T. 
maths
power supply in Nigeria is assumed to be normally distributed with daily mean at 68 minutes and variance 49 minutes .what is the probability of having power supply for (1) less than 45 minutes? (2) at least 1 hour? (3) between 75 minutes and 90 minutes?
asked by stephanie 
Chemistry
If 27 grams of propane react with 88 grams of oxygen to make carbon dioxide and water then how many grams of carbon dioxide can be made?
asked by Jessica 
Social studies
Exprain ways of entering into marriage like Asiatic celebration
asked by Wi 
math
Jenna baked apple pies for a family reunion. Each pie was cut into 9 pieces. Her family ate 28 pieces of pie. Write the number of pies Jenna's family ate as an improper fraction and as a mixed number.
asked by Anonymous 
Math
What percentage of her turn around the board did Shonda land on giant Bank what is the ratio in simplest form of the number of times she landed on the giant Bank to the numbers of times she landed on the deposit on deposit.
asked by Adynn 
Chemistry
What is the molarity of 10g of H2SO4 in 100ml of water?
asked by Deysi 
english
(Pronoun Agreement Error) The cafeteria was in an uproar because every student was overcharged for their lunch. NEW SENTENCE: The cafeteria was in an uproar because students were overcharged for their lunches
asked by jennifer 
Chemistry
How do can you find the difference between these acids/bases with only one indicator? We have 0.1M NaOH, H2SO4, HCl, AlCl3, and Na2CO3. We know the pH of all the solutions (AlCl3 = 2.9, H2SO4 = 0.7, HCl = 1, Na2CO3 = 11.8, NaOH = 13). We only can use 1
asked by Jaime 
Math
The LCM of two number is 40.one of the number is 5.what is the other number?
asked by Lisha 
physics
3 person are moving triangle place.their velocity are equal. they are follow each other after which time they should meet with each other?
asked by Anonymous 
Biology
Why do you think biologists use both the embryological development and the adult body plans to classify an animal? My answer: Biologists use both because there are many different phyla in the adult body plans. The embryological development help
asked by SkatingDJ 
ELA
Identify the type of clause that is underlined in the following sentence. In this game, whoever gets the fewest whoever gets the fewest points wins. whoever gets the fewest points is underlined
asked by Sara 
calculus
Set up the simplified integral and compute the volume created when the area bounded by one period of the function 3+sin(x) and the xaxis (use the endpoints of the period starting at x=0) is rotated around: a) the xaxis b) the yaxis
asked by bean 
calculus 1
Set up the simplified integral and compute the volume created when the area bounded by y=.25x4, y=4, and the y=axis (Quadrant 1) is rotated around the line x=2
asked by anon 
physics
A window is 50 long. A stone is falling from a height of 40 cm above the window.find the time taken by the stone to cross the window.
asked by sofia 
physics
A ball is thrown from a height h and another from 2h.find the ratio of time taken by the two balls to reach the ground.
asked by sofia 
English
1. Have a swim once a week. 2. Take a swim once a week. 3. Swim once a week.  (Which expressions are correct?)
asked by rfvv