Questions Asked on
March 2, 2013

Chemistry
Imagine two solutions with the same concentration and the same boiling point.? Imagine two solutions with the same concentration and the same boiling point, but one has ethanol as the solvent and the other has carbon tetrachloride as the solvent. Determine
asked by Dee 
chemistry
A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s cooling system holds 4.20 gallons, what is the boiling point of the solution? Make the following assumptions in your
asked by Morgan Parker 
Chemistry
KClO3 dissociated in H20 should form a neutral solution. The results proved to be a slightly acidic solution with a pH of 6. What happened?
asked by Misha 
Physics
An airtrack cart of mass 0.10 is moving with a speed 1.2 to the right when it collides with a cart of mass 0.24 that is at rest. Each cart has a wad of putty on its bumper, and hence they stick together as a result of their collision. Suppose the average
asked by Madison 
CHEMISTRY HELP!
Calculate [Cu2+] in a 0.10 M CuSO4 (aq) solution that is also 6.4 M in free NH3 . Cu2+(aq) + 4NH3(aq) >[Cu(NH3)4]2+ (aq) kf = 1.1 x 10^13
asked by Leslie 
chemistry
Find the concentration of calcium in ppm in a 3.5g pill that contains 40.5mg of ca? Answer 1.16ppm Bob helps me
asked by Fai 
Math
a banner requires 1 1/2 sections of plastic. How many banners can be made from 12 sections of plastics? A.7 B.8 C.9 D.15
asked by Derek 
Chemistry
How many formula units are in 67.69 grams of salt? How many molecules are in 44.99 grams of water?
asked by Leigh Green 
Chemistry
A solution is made by mixing 37.0 mL of ethanol, C2H6O, and 63.0 mL of water.? Assuming ideal behavior, what is the vapor pressure of the solution at 20 °C? ethanol: 0.789 g/mL 43.9 torr water : 0.998 g/mL 17.5 torr
asked by Dee 
English
Click on the box to choose whether the italicized sentence supports the key sentence. Key Sentence: Alexander Solzhenisyn had much tragedy in his life. He became a victim of cancer while in prison.no or yes He later moved to America. yes or no His book One
asked by ty 
Physics
Four students measure the mass of an object, each using a different scale. They record their results as follows: Student A B C D Mass (g)49.06 49 50 49.1 E 49.061 Which student used the most precise scale?
asked by Frank 
CHEMISTRY HELP PLEASE!!
0.350L of 0.160 M NH3 is added 0.140 L of 0.100 M MgCl2 . How many grams of (NH4)2SO4 should be present to prevent precipitation of Mg(OH)2 (aq) ? The Ksp of Mg(OH)2 is 1.8 x 10–11.
asked by Marissa 
Math
the international links longdistance phone company charges no monthly fee but charges 18 cents per minute for longdistance calls. the world connections long distance company charges $50 per month plus 10 cents per minute for longdistance calls. compare
asked by Larissa 
Geometry  Dilation of a square
The preimage of square ABCD has its center at (8,8) and has an area of 4 square units. The top side of the square is horizontal. The square is then dilated with the dilation center at (0,0) and a scale factor of 2. What are the coordinates of the vertex
asked by Knights 
Calculus
Find the length of the arc formed by x^2=9y^3 from point A to point B, where A=(0,0) and B=(81,9) Please help, I have no clue as to where to go with this problem! Thanks!
asked by Anonymous 
Chemistry
A mixture is prepared by adding 25.0 mL of 0.185 M Na3PO4 to 34.0 mL of 0.140 M Ca(NO3)2. (a) What mass, in grams, of calcium phosphate will be formed? What will be the concentration of each of the ions in the mixture after the reaction? (b) [Ca2+] (c)
asked by Freddy 
calculus
sorry to ask a second question so soon, but i'm just not getting this one. if f(x)= 3x lnx, then f'(x)=? i used f'(x)=3x(D lnx) + D (3x) (lnx) f'(x)=3x (1/x) + 3 (lnx) so... f'(x)=3+3lnx or 3(1+lnx). unfortunately that isn't one of the possible answers
asked by ken 
geometry
find k if one of the lines given by kx^2+10xy+8y^2=0 is perpendicular to 2xy=5
asked by karan 
chemistry
If Kf = 1.86C/m, how many grams of calcium chloride must be added to 1.0L of water (assume a density of 1.0 g/mL) to lower the freezing point 4.0 C?
asked by Dee 
Manufacturing Process
Write out the full name of and list three properties of each type of ARC welding process shown below: SMAW FCAW GTAW
asked by Junbhe 
physical science
Hypothesize how the pH of white vinegar would change if an ammonia solution was added to it a drop at a time. White vinegar has a pH of 3.1
asked by Roxana 
computer
Using pseudocode, write a program on how you turn a corner in an automobile. Note that there is a stop sign in the intersection. Determine the logical steps involved and write the pseudocode. Consider the following questions when completing your
asked by kim 
calculus
A cylindrical container is to hold 20π cm^3. The top and bottom are made of a material that costs $0.40 per cm^2. The material for the curved side costs $0.32 per cm^2. Find the height in centimeters of the most economical container.
asked by lisa 
biology
for a lab it says prepare a 300 ml of .2% sodium bicarbonate solution. I am trying to find how many grams of NaHCO3 i need. so i did 300ml X .002 and got .6ml of NaHCO3. but how do I convert that to grams of NaHCO3
asked by Sarah 
Probability
An oildrilling company knows that it costs $25,000 to sink a test well. If oil is hit, the income for the drilling company will be $355,000. If only natural gas is hit, the income will be $130,000. If nothing is hit, there will be no income. If the
asked by Stacy 
Math
1. Errol uses 1/3 can of wet dog food for his dog, Muddy, each day. how many servings will he get from 5 cans of dog food?
asked by Gingercorb 
Chemistry
Suppose a can contains a residual amount of gas at a pressure of 755 mm Hg and a temperature of 25 °C. What would the pressure be if the can were heated to 1155 °C?
asked by Amee 
History
Why did many progressives on either side of WW1 see America's entry into the war as an opportunity? What did the progressives accomplish during the war that they felt was positive?
asked by Molly 
English
Which of the following words is different from the others? A. Sell B. Trade C. Barter D. Bargain
asked by Derek 
physics
a mass of 0.2kg is attached to a spring of negligible mass. if the mass executes simple harmonic motion with a period of 0.5s, what will be the spring constant?
asked by naynay 
Math
There are 38 animals at a farm.some are cows some are chickens all together there are 124 legs . How many cows and how many chickens?
asked by James 
Chemistry
Calculate the energy of a photon of frequency 35.0 MHz (MHz is a mega hertz or 1 x 106Hz).
asked by Laura 
statistics
The composition of the 108 congress was 51 republican 48 democrats and 1 independent.a committee on aid to higher education is to be form with 3 senators to be chosen random to head the committee. find the probability that the group of 3 consist of, all
asked by Marie 
Com/330
What are two practical applications for communications research?
asked by Anita 
english
Identify the nouns and verbs; Life is full of choices, so I must learn to make good ones.
asked by kitha 
Math
How would I solve this part of the Fibonacci sequence piecewise function? f(n) = f(n1)+f(n2) if n > 1. Thanks
asked by Shadow 
Finance
Use the “balance sheet equation” to determine owners’ equity if liabilities are $5 million and assets are $10 million. Assets = Liabilities + Owners’ equity
asked by Jason 
programming (C#)
Write a consolebased program that accepts a user's message and determines whether it is short enough for a social networking service that does not accept messages of more than 140 characters.
asked by Jackie 
Science
An electron in Li2+ falls from n = 2 to the ground state. Calculate the wavenumber, (νˉ), of the emitted photon.
asked by Anonymous 
Physics
The average power output of a human heart is 1.3 3 Watts. You had to pay for this energy at Wis consin Energy’s rate of $0.12061 per kWh (kiloWatt hour), what is the cost?
asked by Meder 
MATHStraingles
one of the exterior angles of a triangle is 126 degree and the interior opposite angles are in the ratio 2:4. Find the angles of the triangle.
asked by anchal 
maths
If the point A(1,2), B(2,3), C(3,2), and D(4,3) are vertices parallelogram ABCD, then taking AB as the base , find the height of this parallelogram
asked by sana 
english
are there any figurative language in the book Witch hunt the mysteries of salem?
asked by Mimi 
maths
if the points A(1,2) , B(2,3) , C(3,2) and D(4,3) are the vertices of parallelogram ABCD, then taking AB as the base , find the height of this parallelogram .
asked by roopal 
Math Perimeter
write as a decimal seven and eightyseven hundreths
asked by Sharon 
Physics
An electron is projected, with an initial speed of v= 2.18e+05 m/sec, directly towards a proton that is essentially at rest. If the electron is initially a great distance from the proton, at what distance from the proton is its speed instantaneously equal
asked by Phy 
AP chemistry
what is the volume occupied by a mixture of 25.7 g of NO2 and 13.9g of SO2 at STP
asked by Anonymous 
chemistry
a solution contain 0.50M propionic acid and 0.20M sodium propionate calculate ph? ka=1.3 × 10^3
asked by kanks 
calculus
Suppose you have 400 meters of fencing and you wish to enclose a rectangular space with two parallel partitions: What is the maximum total area of the enclosed space, in square meters?
asked by lisa 
math
Classify the finacial problem. Assume a 7% interest rate compounded annually. Find the value of a $ 1,000 certificate in 4 years. a) sinking fund, b) ordinary annuity, c) future value, d) present value e) amortization.
asked by Andrew 
child care managemen . resource file graded projec
do you guys have the penn foster resource file graded project ? if you do , can you guys help me please ?
asked by Denise 
Physics
what is the power dissipated in an ac circit in which current v=230sin(wt+90) and I=10sin(wt)...plz help me
asked by Abhishek 
maths
heather loves roses.in her rose garden she has half as many pink roses as red,and four time as many red ones as white.there are 37 roses that are either yellow or white.twenty are yellow.how many roses are in heather's garden.
asked by sarah 
Physics
A child with a mass of 35.0 kg climbs onto a water slide that is 2.00 m above the water as shown. The child does not push off, and so is at rest when the sliding begins. The slide is very slippery, and is considered frictionless. (i) What is the work done
asked by Meder 
Physics
Could someone please explain how you get this answer??? A skier with a mass of 60.0 kg pushes off with a horizontal speed of 3.0 m/s from the top of a snow covered hill. As he slides down the hill, his height decreases by 42 m over a distance of 100 m of
asked by Demere 
chemistry
Assume that 50ml of 0.01M edta solution were added to 25ml of co solution and the excess edta required 20ml of 0.005M mg solution. Calculate ppm co+ present. The answer 942ppm Bob helps me
asked by Fai 
maths
A particle of mass 4 kg is attached to one end of an inelastic string and a particle of mass 2 kg is attached to the other end of the string.The string has length 4m and is hung over a smooth pivot at its midpoint. The Pivot lies 3m above the ground.How
asked by Jess 
Science
Calculate the wavelength of a proton with energy 2.45 eV. Enter the numerical value in m
asked by Anonymous 
geometry
Let ABC be a right triangle with ACB =90, AC =6 , and BC =2. E is the midpoint of AC , and F is the midpoint of AB . If CF and BE intersect at G , then cos(CGB), in simplest radical form, is ((k square root w)/f) where k , w , and f are positive integers.
asked by Anonymous 
MA130
How many fourdigit numbers abcd exist such that a is even, b is divisible by 5, c is prime, and d is odd?
asked by Enis 
Sci
when a large amount of FeCl3 is dissolved in water, a clear solution is formed at the beginning but eventually a precipitate is formed. Why? Explain with chemical equation.
asked by T 
augusta state
What is the final concentration of d at equilibrium if the initial concentrations are a = 1.00 and b = 2.00 ?
asked by e 
Biology
Distinguish between breathing and respiration , i wrote: Breathing is the process of taking in oxygen and eliminating carbon dioxide. Respiration is the breakdown of oxygen in the body although both are needed for all living organisms Is this true? If not
asked by Heleny 
physics
A projectile is launched at a 60 degree angle above the horizontal with an initial velocity of 35.5 m/s. What is the projectile's velocity (magnitude and direction) 1.50 s into the flight?
asked by Anonymous 
chemistry
0.30M nh3 and 0.20M HCL calculate the ph of solution kb=1.8 × 10^5
asked by kanks 
Algebra
Maria bicycles 6km/h faster than Praedup. In the same time it takes Praedup to bicycle 54km, Maria can bicycle 72km. How fast does each bicyclist travel?
asked by Sandi 
Science
A photon with a wavelength (λ) of 3.091 x 10–7 m strikes an atom of hydrogen. Determine the velocity (in meters/second) of an electron ejected from the excited state, n = 3.
asked by Anonymous 
Science
Calculate the wavelength, λ, in meters of a photon capable of exciting an electron in He+ from the ground state to n = 4.
asked by Anonymous 
algebra 1
4. Given the irrational number .14147…. choose an inequality which approximates to the 4th decimal place. a) .14 < x F d) Both (b) and (c D? If x < 0 and y > 0, then it is always true that _______. a) xy is a negative number b) x + y is a negative number
asked by anonymous 
Statistics
Consider a basketball game where a player throws from the free throw line. Her success rate is 65%. If she throws 10 times in a game determine the following:The mean and standard deviation of this binomial distribution.
asked by Sue 
Statistics
This is a standard deviation contest. You have a six sided die with the numbers 1 to 6 written on the faces. a)In order to have the smallest possible standard deviation what number(s) would have to show up if you rolled the die five times? b)In order to
asked by Sue 
Chemistry
A solution contains 0.0273 M HNO3, 0.0302 M HI, and 0.320 M formic acid, HCOOH. What is the pH? A solution contains 0.160 M Ba(OH)2 (strong base) and 0.360 M ammonia, NH3 (weak base). What is the pH? I'm really not sure how to do this. I tried and got .443
asked by Anonymous 
chemistry
The solid oxide of generic metal M is added to 75 mL of water and reacts to produce a basic solution that is 0.20 M in the resulting compound. Neutralization of the solution required titration with 27 mL of 0.56 M HCl. How many valence electrons must M
asked by ellie 
Physics
what is the volume of water displaced for 1.1 of pure gold.
asked by Era 
Manufacturing Process
Briefly explain the difference between the following welding processes: OAW,OHW,and PGW.
asked by Junbhe 
calculus
find dy/dx for y=arctan(x/2) i'm getting 4/(x^2+4) my friend is getting 2/(4+x^2) could someone point me in the right direction? tahnk you
asked by ken 
Physics
A 80.0 Hz generator with an rms voltage of 150 V is connected in series to a 3.20 k ohm resistor and a 3.50 micro farad capacitor. Find the phase angle between the current and the voltage.
asked by Mima 
statistics
Boxes of bran flakes are known to be normally distributed with a mean weight of 475g and a standard deviation of 10g.Calculate the probability of a box having a weight exceeding 485 grams. Calculate the probability that the mean weight of sixteen boxes
asked by Sue 
chemistry
Determining Chemical Formulas? This was on my test a few days ago for Basic Chemistry, I received 8/20 and I'd really like to see how to work these problems out. *PLEASE SHOW WORK*. Their are four parts to this, If anyone could answer all four with easy
asked by Chris 
physical science
You wish to heat 30 kg of water from 60°C to 80°C. How many kcal of heat are necessary to do this? To how many kJ does this correspond?
asked by Anonymous 
physical
A 70kg man and a 50kg woman are in a 60kg boat when its motor fails. The man dives into the water with a horizontal speed of 3m/s in order to swim ashore. If he changes his mind, can he swim back to the boat if his swimming speed is 1m/s? If not, can
asked by jake 
Chemistry
Given the rate equation... RATE = ([ Na2S2O3]/time) = k [I]a [BrO3]b [HCl]c 1A) You mix together in the proper manner the following: 10.0 mL of .0100 M Potassium Iodide 10.0 mL of .00100 M Sodium thiosulfate 10.0 mL of water 10.0 mL of .0400 M Potassium
asked by Cassie 
maths
A cannon is placed on a hillside pointing up the hill, where the hill is at an angle a Pi/4 to the horizontal. The cannon points at an angle Pi/6 to the slope. and a shot is red uphill with initial speed v0. (i) Find the maximum value of the distance
asked by hayley 
Physics
Alpengeist, in Williamsburg, Virginia, promises the world’s largest inverted (upsidedown) loop, with a diameter of 106 feet (32.3 m). (i) What is the minimum safe speed while inverted? (ii) If the actual speed is 52.0 mph while inverted(23.25 m/s), then
asked by Meder 
Statistics
DIAGRAMS MUST BE DRAWN Given the standard normal distribution, determine:Prob Z greater than 1.50 Prob Z between1.06 and 1.96 Given the standard normal distribution determine the Z values that contain 80% in the middle of the curve.
asked by Sue 
chemistry
How to convert centimeters into grams
asked by Anonymous 
SPANISH 3 URGENT!!!!!!!!!
combina las palabras lógicamente. 1. la langosta 2. la salchicha 3. el ají 4. el caldo 5. el sacacorchos 6. hornear 7. los ingredientes 8. la sal 9. el durazno 10. el aderezo a. el vino b. la toronja c. la sopa d. la receta e. la pimienta f. la ensalada
asked by Anonymous 
PHYSICS
A force 1 Megadyne is forced agaist a running body to stop it.If the kinetic energy of the body is 1 Joule,then how much distance it will go before stopping?
asked by BIKRAMADITYA 
algebra
a football kicker makes 3 out of every 5 field goals. at this rate , if he attempts 65 field goals , how many will he miss
asked by Anonymous 
calculus
Integral of 10 / (5x^2  2x^3) Do not determine the numerical values of the coefficients. Just wanted to know why when I write out the form of the partial fraction decomposition there is A/x + B/x^3 + C/ (x^2 + 4) Why isn't it just A/x^3 + B/ (x^2 + 4)?
asked by Daniel 
Intro Chem
A block of aluminum with a volume of absorbs 67.4 J of heat. If its initial temperature was 32.5 °C, what is its final temperature?
asked by Amee 
Physics
in a wire AB of uniform cross section in which a potential gradient of 0.1 V/m exist.If the balancing point is foung to be 180 cm from A then what is the Emf of the cell?
asked by Abhishek 
Management for Organizations
Please, Would someone check my answers??? Thanks. 7. The organizing function includes all but one of the following activities: (D) A..job design B..increasing departmentalization C..establishing authority relationships D..destabilizing authority
asked by ashley 
math
write a pythagorean triple in wich the smallest number is 69
asked by mauricio 
account
what is error of accounting principel
asked by jyoti singh 
Manufacturing Process
What are two ways in which cutting tool materials' resistance to heat can be measured? Define each.
asked by Junbhe 
geography
do you think that the island of Santorini was in fact the legendary Atlantis Plato depicted? Support your view with evidence
asked by samantha 
financial project
Five (5) years ago, you bought a house for $171,000, with a down payment of $30,000, which meant you took out a loan for $141,000. Your interest rate was 5.75% fixed. You would like to pay more on your loan. You check your bank statement and find the
asked by Anonymous 
Introduction to Marketing
Identify which channel of distribution will provide the best coverage of the target market for your product or service.
asked by Shunda Miller 
Math
Using induction to prove, 1 + 1/4 + 1/6 + 1/64 + ... + 1/(2^n) = (2^(2n)+1)/2^(2n) Thanks! (sorry abt the previous question)
asked by Anonymous 
Fractions of Money b.
Answer these questions: 1. What is s third of £18? 2. What is two thirds of £33? 3. What is three quarters of £42? 4 What is a quarter of £42? 5. What is a third of £42? Complete these statements: 6. ____ is a third of ____ 7. ____ is two thirds of
asked by hind 
reading
why did the Jews hide from the Nazi it was because they wanted to kill them right? info on more please thank you
asked by Anonymous 
Adult Development and Life Assessment
In order to increase selfesteem, experts say you should
asked by Anonymous 
calculus
sorry for the probably simple question, but i haven't done this stuff in a long, long time. thought i had this right, but again not finding the answer which of the following gives the slope of the tangent line to the graph of y=2^(1x) at x=2? a)1/2 b)1/2
asked by ken 
language
what parts of speech is drive and to in the sentence We took a long drive to the ocean.
asked by Anonymous 
Geometry
Sandy has a long list of 100 suitors. She decides to label them according to if they are tall, dark or handsome. She finds that each of her suitors fall into at least one of the categories, and 65 of them are tall, 76 of them are dark and 53 of them are
asked by John 
Science
Determine the minimum electric potential difference (in volts) that must be applied to accelerate an αparticle so that on interaction with a hydrogen atom, a ground state electron will be excited to n = 6.
asked by Anonymous 
Bardo Thodol or The Tibetan Book of the Dead
the process from death to rebirth. the various forms in which one can be reborn.
asked by Anonymous 
Physics
A mass of 100 gram is fallen down,which will be the kinetic energy after 5 second of its fall?
asked by Bikramaditya 
Chemistry
Glutamic acid is triprotic amino acid with pKa values of 2.23, 4.42, and 9.95. You are given a 0.100 M solution of it in its fully protonated form (H3A). How many moles of KOH must be added to 100 mL of this solution to make a solution with a pH of 5.00. I
asked by Angelyka 
chemistry
Calculate the pH of each of the following strong acid solutions. 0.697 g of HClO3 in 2.97 L of solution. so i convenrted grams to moles then moles/L to get M of HCl03 then i did log of that cocentration and put htat as the ph. did i do something wrong? i
asked by hannah 
Chemistry
I was given extra credit to find who Le Châtelier's High School Principal was. Not his PrincipLE, but his PrincipAL. My chemistry teacher told us only one student of his out of all these years came with the answer. Think outside of the box. Thanks.
asked by Enrico 
History
Which parts of the Holy Roman Empire remained predominantly Protestant?
asked by Julie 
statistics
The U.S. Census Bureau reported 77% of the U.S population had internet access in 2009. Choosing 3 random individuals find the probability that a. none of the 3 inidivuals has internet b. all of the individuals have internet access c. at least 1 of the 3
asked by Krislina 
Physics
X and Y are two capacitors(parallel plate) connected in series to a 12V supply.X has air between the plates and its capacitance is 10microfarads.Y contains a dielectric medium of K=5.calculate capacitance of Y and the potential difference between the
asked by Abhishek 
math
write a pythagorean triple in whichthe middle number is 56
asked by mauricio 
L.o
4 factors you can take to deal with the unethical behavior
asked by Rendani 
math
find the compound interest on 2650 naria in 5yrs at 7 and half % per annum.
asked by lee 
algebra
Solve the following system of equation using the graphing method. Y = negative X Y = X + 9 Don't know what to do. Thank u if u can helpme.
asked by Josie 
maths
If the point A(1,2), B(2,3), C(3,2), and D(4,3) are vertices parallelogram ABCD, then taking AB as the base , find the height of this parallelogram
asked by Anonymous 
math
7. ____ is two thirds of ____ 8. ____ is three quarters of ____ 9. ____ is a quarter of ____ 10. ____ is a third of ____
asked by hind 
math
square root of 45 simplfy by factoring
asked by shelby 
calculus II
∫ tan^2 x sec^3 x dx If the power of the secant n is odd, and the power of the tangent m is even, then the tangent is expressed as the secant using the identity 1 + tan^2 x = sec^2 x I thought that since tan is even and sec is odd, we have to put this in
asked by Sarah 
math
81^3/4 cubed of 81square root of 3 over 4 which is cubed
asked by shelby 
Chemistry
How much energy is required to heat 36.9g of ice at 0 degrees celsius to water at 0 degrees celsius?
asked by Maria 
chemistry
You mix together in the proper manner the following VOLUMES: 0.0100 M Potassium iodide...9.2 mL 0.0010 M Sodium thiosulfate...6.5 mL Distilled water...16.8 mL 0.0400 M Potassium Bromate...13.9 mL 0.100 M Hydrochloric acid...6.1 mL Using the rate constant
asked by Cassie 
language
how does punctuations work
asked by Einstine 
MATHSPARABOLA
using integration find the area of the region enclosed between the circle x^2+y^2=16 and the parabola y^2 = 6x
asked by anchal 
math
a memo cube is1 cubic unit. christine packs 6 memo cubes into a box. there is room in the box for 8 more cubes.what is the volume of the box?
asked by unsure 
Health
What is the Affordable Care Act? A. A program that allows people who are at lower risk for chronic diseases to gain free memberships to gyms and fitness facilities. B. A program that covers diet counseling for people who are at lower risk for chronic
asked by Brooke 
algebra 2
if a frog catches 8 bugs in 3 hours , how many will the frog catch in one week ?
asked by Anonymous 
Geography
Would outdoor locations in countries such as Singapore with the highest temperatures also have the highest relative humidities? Explain 2 reasons? Would outdoor locations in countries such as Singapore with the highest temperatures necessarily have the
asked by Becky 
Quantum Computation
1. What is ZX applied to 0> ? 2. What is ZX applied to H0> ? Answer in form of: a0> + b1>
asked by dydx2013 
physical
When 1 g of gasoline is burned in an engine, about 48 kJ of heat is produced. How much mass is lost in the process? Do you think this mass change could directly measured
asked by jake 
english
one purpose of the summary is to ?
asked by joey 
maths
f and g are functions defined as f(x)=5x+6/2x−2 and g(x)=4x/3x−2. What is the value of (f∘g)(4)? Note: f∘g denotes the composition of the 2 functions.
asked by arun 
Adult Education
the correct answer as follow: 1. the status of a task in progressis known as (A)mail,(B)record,(C)feedback,(D)information
asked by godfrey 
Math
2/3/3= A. 2/9 B. 1/9 C. 1 D. 2
asked by Derek 
french
Ill ya combine de saisons dans une annee? nommeeles
asked by suman 
Chemistry
How can I find the initial rate of formation of products {mol/((L)(s))}?
asked by Zack 
french
Quel temps faitil au printemps?
asked by suman 
Math
There are 38 animals at a farm .some are cows and some are chickens . All together there are 124legs. How many cows and how many chickens?
asked by James 
Manufaacturing Process
What important role does a backing strip play in a welding process?
asked by Junbhe 
Manufacturing Process
List three benefits of the laser welding process.
asked by Junbhe 
math
find the monthly payment fot the loan. $ 500 loan for 12 months at 13%
asked by Andrew 
science
information on sicled cells disease how they work,how do you get it etc
asked by Anonymous 
comma
There should be commas around “however” in the following sentence: “Dwayne had planned to take the last flight out to Chicago. It was cancelled, however, because of bad weather.”
asked by Anonymous 
history
What is the virginia state flower and tree
asked by math brain 
Science
Which atom or ion would you expect to have the smallest radius? Ne F Na+ Ne
asked by Akhil 
Science
Calculate the wavelength of a photon with energy 2.45 eV. Enter the numerical value in m
asked by Anonymous 
squared
15.68 squared
asked by Sean 
math
Miss Ramirez has invested $6,000 at 5%. How much additional money must she invest at 8% so that her annual income from the two investments will be 6% of the total amount invested?
asked by lisa 
World History
What did Julius Caesar do after taking over Rome?
asked by Gregory 
World History
Why did Julius Caesar lose power?
asked by Gregory 
math
find the present value of $2000 in year 4 at 7% compounded monthly?
asked by Anonymous 
maths
Find the number of pairs of coprime integers (n,m) such that 1≤n≤m≤20.
asked by Anonymous 
Manufacturing Process
What is meant by cybernation?
asked by Junbhe 
math
8. ____ is three quarters of ____ 9. ____ is a quarter of ____ 10. ____ is a third of ____
asked by hind 
math
calculate the monthly finance charge for the credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. ( round your answers to the nearest cent). $ 400 balance, 15%, $ 50 payment. A)
asked by Andrew 
windows 7
A ________is software that installs and sets up programs to run on your computer. A.intitator B.installer c.downloader d.applicator
asked by nana 
Mesopotamian Mythology.
Is it possible to create without destroying or is this simply an ancient concept that holds true?
asked by Anonymous 
math
What is three quarters of £42?
asked by hind 
math
when rolling a die, do you think everyone will have the same results
asked by Lori 
History
Was Wilson correct in trying to get American into the League of Nations? Was it correct to try to get the tenth article modified?
asked by Molly 
math
calculate the monthly finance charge for the credit card transaction. Assume that it takes 10 days for a payment to be received and recorded and that the month is 30 days long. ( round your answers to the nearest cent). $ 400 balance, 15%, $ 50 payment. A)
asked by Andrew 
ENGLISH
Which one is correct in the planet or on the planet?
asked by inon 
statstics
A distribution of weights is symmetric about its median. The lower quartile of the weights is 90 pounds and the median is 120 pounds. Find the interquartile range of the distribution.
asked by ellas 
english
How often does it flood in the uk?
asked by barbie rose 
World History
How did Julius Caesar gain power.
asked by Gregory 
spanish
dbíuaesnso
asked by Jedidiah 
Grammar.....
Is the sentence correct? When I checked the school website it says that there is no school on Friday.
asked by Anonymous