Questions Asked on
October 22, 2013

science
Which of the following is NOT a function of proteins? a: act as a main fuel for cells B: control chemical reactions in a cell
asked by Taylor 
geometry
Lenny’s favorite radio station has this schedule: news: 15 min. commercials: 3 min. music: 42 min. If Lenny chooses a time of day at random to turn on the radio to his favorite station, what is the probability that the news will be on?
asked by tamara 
Oganizational Behavior
a form of intrinsic motivation rooted in the belief that work tasks contribute to some larger purpose is know as: a. self efficacy b. goal commitment c. goal setting d. psychological empowerment
asked by Anonymous 
Math
In a mathematics quiz, 20 problems are given, 5 points are given for each correct answer and 2 points are deducted for each incorrect answer. Ashley scores 51 points. How many correct answers does she have?
asked by Tam 
Calculus
To find the length of the curve defined by x=7t−t^2,y=4t^(3/2) from the point (0,0) to the point (12,32), you'd have to compute çb to a f(t)dt where a= b= f(t) =
asked by Carrie 
math
Stephen drove at a constant speed from Town X to Y at 9 A.M.yesterday. Half an hour later Cole drove from Town X to Y at A constant speed that was 30 km/h faster than Stephens. By 9:30 A.m, Stephanie had already traveled 40 km. Cole caught up with Stephen
asked by Jade 
World History
What are some common things people do for a living in the Complex Civilization time period?
asked by Bilbo 
Mathematics
George vacuums the rugs every 21 days, mows the grass every 12 days, and pays the bills every 15 days. Today he did all three. How long will it be before he has another day like today?
asked by Kassey 
Chemistry
Solutions of potassium carbonate, copper(II) chloride, and lead(II) nitrate are each added to a beaker. Will any compound(s) precipitate from solution? Write a balanced net ionic equation for any precipitation reaction that occurs. I have gotten this so
asked by Ali 
math
If f(x+y)=f(x)+f(y)+5xy and lim f(h)/h =3. h»0 Find f'(x)
asked by eve 
Chemistry
An 80.0 g sample of a gas was heated from 25 degree C to 225 degree C. During this process, 346 J of work was done by the system and its internal energy increased by 7495 J. What is the specific heat of the gas? J/(g∗C)
asked by Nate 
math
the lenght of a rectangular room is 6 feet longer than twice the width. If the room's perimeter is 132 feet, what are the room's dimensions?
asked by Tania 
Physics
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97
asked by T 
Chemistry
The protective action of ozone in the atmosphere comes through ozone's absorption of UV radiation in the 230 to 290 nm wavelength range. What is the energy, in kilojoules per mole, associated with radiation in the wavelength range?
asked by Bobby 
Algebra 1 HELP
Identify the range of the function with the given domain. x+3y=8 Domain x¡Ý0
asked by Jynessa 
Calculus
Use continuity to evaluate. as x approaches 2, lim arctan((2x^28)/(3x^26x))
asked by Nate 
algebra
the weight of a body above the surface of earth varies inversely with the square of the distance from the center of the earth. if maria weighs 125 pounds when she is on the surface of the earth(3960 miles from the center),determine maria weight if she is
asked by shae 
science
You have a pulley 13.9 cm in diameter and with a mass of 1.7 kg. You get to wondering whether the pulley is uniform. That is, is the mass evenly distributed, or is it concentrated toward the center or the rim? To find out, you hang the pulley on a hook,
asked by Colin 
Math
A girl is three years older than her brother. If their combined age is 35 years, how old is each?
asked by Ashleigh 
Finance
Assume a bank has $5 million in deposits and $1 million in vault cash. If the bank holds $1 million in excess reserves and the required reserves ratio is 8 percent, what level of deposits are being held?
asked by Micheal 
Physics pls anyone can help me? its urgent
Three negative charges with charge q occupy the vertices of an equilateral triangle with sides of length L What is the magnitude of the electric field in units of k*q/L^2 at the center of the triangle? Give a numerical answer that is the number that would
asked by sied 
math
In a class of 40 students, 27 like math and 25 like Filipino. At most how many students do not like at least one of these subjects?
asked by grace 
Science
In a particular breed of cattle, a black coat is dominant over a red coat. If a cow with a red coat is crossed with a black bull that is heterozygous for coat color, what percentage of their offspring would you expect to be black? 25 50 75 100
asked by Steve 
math
Evaluate the expression 6^2 x 4^0. a)12 b)48 c)1/36 d)36 Write 3^2 x 3^3 x 3^6 as a single exponent. a)3^4 b)3^5 c)3^11 d)27^5
asked by victoria 
Calculus
Evaluate the limit. as x approaches infinity, lim sqrt(x^2+6x+3)x
asked by Nathan 
college physics
Three negative charges with charge q occupy the vertices of an equilateral triangle with sides of length L What is the magnitude of the electric field in units of k*q/L^2 at the center of the triangle? Give a numerical answer that is the number that would
asked by sied 
college physics
A small sphere of mass m and charge +q with zero velocity falls under the influence of gravity (acceleration = g from height h onto an infinite uniformly charged plane with positive charge density sigma as shown below. What will the velocity of the sphere
asked by rosa 
Math  Urgent
32/9b=1/3b7 What does b equal? Please show all work
asked by Sarah 
Chemistry
what is the resultig pH if 0.005 mol of NaOH is added to 100.0mL of buffer containing 0.010 mol acetic acid (CH3COOH,pKa = 4.74)and 0.010 mol sodium acetate (NaCH3COO)? (Assume the final volume is 100 mL) So i worked it out, i just need to double check the
asked by Kyle 
science
A substance that has a mass of 20g and volume of 10cm3. How much mass does one cm3 of this substance have? A substance with a mass of 125g and a volume of 25cm3. How much mass does one cm3 of this substance have? Please tell me how to do this.
asked by Mi 
Chemistry
In a constantpressure calorimeter, 65.0 mL of 0.330 M Ba(OH)2 was added to 65.0 mL of 0.660 M HCl. The reaction caused the temperature of the solution to rise from 23.85 °C to 28.35 °C. If the solution has the same density and specific heat as water,
asked by Nate 
ap chemistry
A sample of 1.67 grams of Z is dissolved into 500 grams of water which is in a Styrofoam coffee cup. The temperature is monitored and is found to rise from 25.594◦C to 26.041◦C. What is Hsolution for substance Z? Assume no heat is lost/gained by the
asked by gabriella 
English
Could someone please check my answers? I'll type the directions above the different types of questions. *Cross out any prepositional phrases. Underline the subject once and the verb twice. 1. Below the sink is the garbage can. (prepositional phrase below
asked by Jane 
ap chemistry
Consider the specific heats H2O(s) =2.09 J/g ¡¤◦C,H2O (§¤) = 4.18 J/g ¡¤◦C, and H2O(g) = 2.03 J/g ¡¤◦C. The heat of fusion for water is 334 J/g and its heat of vaporization is 2260 J/g. Calculate the amount of heat required to convert 92 g of
asked by gabriella 
ap chemistry
Suppose that coal of density 1.5 g/cm3 is pure carbon. (It is, in fact, much more complicated, but this is a reasonable first approximation.) The combustion of carbon is described by the equation C(s) + O2(g) −! CO2(g) H◦ = −394 kJ What is the value
asked by gabriella 
geometry
8. iN triangle ABC, a point D is on AC so that AB=AD. ANGLE ABC  ANGLE ACB = 30. IND ANGLE CBD. PLEASE TELL ME WHAT TO DO. I BEG YOU. PLEASE
asked by nicole 
physics
You hold one end of a rope and pull horizontally with a force of 65N. Calculate the tension in the rope if the other end is tied to a wall and held by a friend who pulls with 65 N in the opposite direction. It's tied to a object on a smooth ice.
asked by saffat 
Math
Sophia buys an eqaul number of oranges and pears for a party. The oranges are bought at a price of 7 for $2 and the pears are bought at a price of 5 for $3. She pays $33 more for the pears than the oranges. How much does Sophia pay in all? How many oranges
asked by Tam 
MATH
Marit and jennifer had an equal number of crackers. Each day, Marit ate 12 crackers and Jennifer ate 6 more crackers than Marit. When Jennifer had 24 crackers left, Marit had 96 crackers left. How many crackers did each of them have at first?
asked by Tam 
Math
Robert and Damien had the same amount of money. Each day, Robert spent $4 and Damien spent $6. When Damien had $12 left, Robert had 4 times as much money as Damien. How much money did each boy have at first?
asked by Tam 
World History
Hi sorry for another question but How could historians help us understand why two groups of people are in conflict?
asked by Bilbo 
science
Which of the following is NOT a function of proteins? a: act as a main fuel for cells B: control chemical reactions in a cell
asked by Taylor 
s.s
in the poem o captain my caption, identify all the descriptions Whitman use to compare the war to a storm and the north to a ship .how do the words used in each separate comparison characterize the war and the north
asked by eduarda cardoso 
Physics
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97
asked by T 
Physics
A spherical source radiates sound uniformly in all directions. At a distance of 12 m, the sound intensity level is 100 dB. At what distance from the source is the intensity level 40 dB? When I set it up as 100dB/40dB = r^2/(12m)^2, and got x = 18.97
asked by T 
Applied Physics
When a 3600 lb automobile runs out of gas, it is pushed by its unhappy driver and a friend a quarter of a mile (0.250 mi). To keep the car rolling, they must exert a constant force of 175 lb. (a.) How much work do they do? (b.) If it takes them 15 minutes,
asked by Kayla 
statistics
a sample of 50 women is obtained and their heights (in inches) and pulse rates (in beats per min) are measured. the linear correlation coefficient is 0.229 and the equation of the regression line y= 17.9 +0.870x where x represents hight. the mean of the 50
asked by robin 
math
Erin is thinking of a 3digit number.It uses the digits 1,7 and 4.How many numbers can I make that are odd? How many numbers can I make that are even ?Thanks!
asked by Anonymous 
News
We have to point out the significance and impact to this story: Michigan residents looking to trade in their vehicle for a new one may be in line for a tax break. State lawmakers appear poised to vote to phase out a requirement that buyers pay sales tax on
asked by Blaze 
CHEMISTRY
What volume of 0.400 M Hg(NO3)2 is needed to precipitate all the I ions from 250.0 mL of 0.300 M FeI3 There will be a followup questions so pay attention to my post!
asked by Anonymous 
5TH GRADE MATH
EXPLAIN HOW YOU INTERPRET THE REMAINDER. THERE ARE 10 PENCILS TO BE GIVEN TO 3 STUDENTS. HOW MANY PENCILS DOES EACH STUDENT GET?
asked by Stephon 
math
Erin is thinking of a 3digit number.It uses the digits 1,7 and 4.How many numbers can I make that are odd? How many numbers can I make that are even ?Thanks!
asked by Anonymous 
Science
Suppose you found a fossil of a clam shell what can you conclude about the onceliving organism and how it became a fossil? I need some ideas for answering this question.
asked by Anonymous 
5TH GRADE MATH
SIXTYSEVEN STUDENTS ARE GOING ON A FIELD TRIP TO THE ZOO. THE PRINCIPAL NEEDS TO DECIDE HOW MANY CARS AND VANS ARE NEEDED TO TRANSPORT THE STUDENTS. EACH CAR CAN SEAT 5 STUDENTS AND EACH VAN SEATS 9. THE PRINCIPAL WOULD LIKE TO USE THE FEWEST NUMBER OF
asked by Stephon 
Calculus Please Help?
A hawk flying at 25 m/s at an altitude of 150 m accidentally drops its prey. The parabolic trajectory of the falling prey is described parametrically by x=25t,y=150−4.9t^2 until it hits the ground. The variable x represents the horizontal distance
asked by Robin 
Chemistry
A calorimeter contains 50.0 mL of water; both are at 21.2 degrees C. Then the 50.0 mL of water at 57.6 degrees C is added to the calorimeter. At equilibrium, the final temperature of the water and the calorimeter is 33.3 degrees C. Calculate the heat
asked by Jay 
math
Pencils come in cartons of 24 boxes.A school bought 50 cartons of pencils. Each box of pencils cost $2. How much did the school spend on pencils?
asked by Zachary Pratt 
5TH GRADE MATH
FRANK, KENDRA, AND LIN ARE PAINTING A MURAL. THERE ARE 2 SETS OF PAINTS, EACH WITH 50 COLORS. PAINTS ARE PASSED OUT UNTIL EVERYONE HAS THE SAME NUMBER. HOW MANY COLORS DOES EACH WORKER GET?
asked by Stephon 
math
Write the multiplication expression for each expanded form. The match the multiplication expression with its product. (7x900)+(7x80)+(7x7) A. 15,144 B. 7,065
asked by Zachary Pratt 
Science
In an experiment to find out how the proportion of cement in a concrete mixture affects the products strenghth what would be two controlled variables and what could a possible source of error in this experiment be ? Thank you for your help!
asked by Cherie 
hihhh
A car starts from rest and covers a distance of 22.0 m while accelerating at a constant rate of 2.6 m/s2. If the radius of the car wheels is 26.0 cm, what is the final angular speed (in rad/s) of the car wheels? Hint: If you're unsure where to start, think
asked by Anonymous 
algebra
the weight of a body above the surface of earth varies inversely with the square of the distance from the center of the earth. if maria weighs 125 pounds when she is on the surface of the earth(3960 miles from the center),determine maria weight if she is
asked by shae 
Math
The lengths of two rivers are given in the table. About how many times as long is the Nile River (4,160) as the Monongahela? (128)
asked by Anonymous 
Math  Urgent
3/4x+2=7+1/3x What does x equal? Please show all work.
asked by Sarah 
math
just want to check if my answer is right for this problem: 4+[20/4)*2] + [(2*8)/4]=18 is the answer 18?
asked by Anonymous 
MATHS
A store sells almonds for $16 per kilo and peanuts for $6 per kilo. If it sells 20 kilos of mixed nuts for $13 per kilo, how many kilos of almonds are in the mixed nuts?
asked by MARLEN 
math
please confirm this answer also: [(4+20)/(4*2)]+[(2*8)/4]=7 is the answer 7?
asked by Anonymous 
5TH GRADE MATH
Ron has 4 new songs on his MP3 player. In how many different order can he burn them to a cd?
asked by Stephon 
venn diagrams
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 29 said they drove alone. 25 rode in a carpool. 30 rode public transportation. 7 used both carpools and public transportation. 6 used
asked by Anonymous 
Math  Urgent
32/9b=1/3b7 What does b equal? Please show all work.
asked by Sarah 
MathJ.C.
Solve the system using matrices 4x+2y=2 5x+8y=30
asked by JaimeC. 
math
A geologist collected a 2.5kg soil sample for analysis. If she only needs 20 grams of sample to perform the analysis, what percentage of the soil sample will be tested? Answer: .8% 2.5kg = 2500g 20/2500 = .008 = .8%
asked by cici 
Practice Exam Calculus
f(x) = 6sqrt{x} 9x n the interval [1,9]. f(c)=f(9)f(1)/9(1)=? Verify that the conclusion of the Mean Value Theorem holds by computing Now find,c in (1, 9) so that f'(c) equals the answer you just found. c=?
asked by Sara 
Jonh Muir
Juan collects shells. He had 15 before he went on vacation. On vacation he found 4 shells per day for 3 days. Then he found 6 shells on the fourth day. Write an expression and solve it to find out how many shell he has after vacation.
asked by Anonymous 
Algebra 1
A gardener at a nursery is ﬁlling pots with soil to prepare to transplant seedlings into these larger pots. Each new pot needs about 27 cubic inches of soil. The amount of soil s (in cubic inches) it takes to ﬁll p pots is given by the function s 5
asked by KATIE HELP 
English 1
What does Laotzu imply about the role of government versus the role of the people in the Tao te Ching? Is one role much more important than the other? What can modern readers learn about the two roles when applying Laotzu’s principles to modern
asked by Marielle 
Calculus
x=7t−t^2,y=4t^(3/2) from the point (0,0) to the point (12,32), you'd have to compute integral b to a f(t)dt where a= b= f(t) =
asked by Robin 
Chemistry
Make sure the water’s Mass is still set to 1.0 kg and its Temp is 25 °C. Set the cylinder’s Height to 500 m. How does doubling the mass affect the temperature change of the water?
asked by Kaylee 
cal
Find the slope of the graph of the function at x = 5. f(x)= 2x^2+6/x^2
asked by cal 
economics
A museum increases its admission price by 10 percent. As a result, total revenues increase by 10 percent. This implies that, ignoring the sign, the price elasticity of demand for admission is:
asked by Peter 
social studies
in the poem o captain my caption, identify all the descriptions Whitman use to compare lincoln to a ship's caption.what kind of a leader dose the speaker consider lincoln?
asked by eduarda cardoso 
Physics
if an acrobat who weighs 800 N is clinging to a vertical pol using only his hands, neither moving up nor down can we determine the coefficient of static friction between his hands and the pole? Explain your answer.
asked by Tia 
Math
Which numbers are rational: 1/7; the square root of 13; 19.12; 15; The square root of 200; 8/15; 52.7246...
asked by Marsha 
math
Felicity is deepsea diving with two friends. Todd is exploring a coral reef 6 meters in front of Felicity, and Beth is floating on the surface directly above Felicity. If Beth and Todd are 10 meters apart, how far apart are Felicity and Beth?
asked by kiara 
Math
Which of these numbers are real numbers and rational numbers: 2/3; 0.32; 27.38452...; 6.4; the square root of 15
asked by Marsha 
math
charlie used his cell phone for a total of 1216 minutes in one month. if he talked the same number of minutes each day, what is the best estimate for his daliy minute usage? A. 4,000 minutes B. 400 minutes C. 40 minutes D. 4 minutes PLEASE HELP ME IF I
asked by math awesome right 
s.s
in the poem o captain my caption, what is the tone of the speaker in the second stanza ?How do the crowds of people respond to Lincoln arrival ? What deso he suggest when he says," It is some dream that on the deck /You've fallen cold and dead
asked by eduarda cardoso 
Math
What 3 numbers round 72.84 to nearest hundredth
asked by Meag 
physics
(a) One of the moons of Jupiter, named Io, has an orbital radius of 4.22 108 m and a period of 1.77 days. Assuming the orbit is circular, calculate the mass of Jupiter. (b) The largest moon of Jupiter, named Ganymede, has an orbital radius of 1.07 109 m
asked by Jackie 
french
Match the question with the letter of the appropriate answer pourquoi est  CE que tu e' tudies le francais
asked by ana 
chemistry
if 5.2 grams of bismuth react under certain conditions with 10.0 g of oxygen what is the empirical formula of the bismuth formed
asked by Katie 
algebra 2
3x2 – 12x + 7x – 28 factor the polynomial by grouping
asked by hannah 
Math
Which of these numbers are real numbers and are NOT integers? 6; 0; 12/49; 54.6 5,198
asked by Marsha 
Chemistry
If you have iron(II) oxide(s) + oxygen(g) > Iron(III) oxide(s), Would the answer be FeO3 + O2 > FeO3 for a skeleton equation?
asked by Daisha 
Chemistry...
What volume of 0.400 M Hg(NO3)2 is needed to precipitate all the I ions from 250.0 mL of 0.300 M FeI3? Is the answer 93.8mL??
asked by Anonymous 
calculus
(A) Consider the wave equation with c=1, l=1, u(0,t)=0, and u(l,t)=0. The initial data are: f(x)=x(1x)2, g(x)=sin2(pi x). Find the value of the solution at x=0, t=10, and at x=1/3, t=0. Find the value of the solution at x=1/2, t=2. (B) Suppose that l=2,
asked by lucy 
math venn
A poll was taken of 100 students at a commuter campus to find out how they got to campus. The results were as follows: 29 said they drove alone. 25 rode in a carpool. 30 rode public transportation. 7 used both carpools and public transportation. 6 used
asked by Anonymous 
Finance
Following are selected balance sheet accounts for Third State Bank: vault cash $2 million; U.S. government securities $5 million; demand deposits $13 million; nontransactional accounts $20 million; cash items in process of collection $4 million;
asked by Phoebe 
math
use the number 751,486. write the name of the period that has the digits 486
asked by ezekiel 
math
which of these numbers can be classified as both real and rational ? a) 1/2 b) 1.016879413894 c)square root of 5 d) 0.89089908999
asked by victoria 
social studies
in the poem o captain my caption, identify all the descriptions Whitman use to compare lincoln to a ship's caption.what kind of a leader dose the speaker consider lincoln?
asked by carina 
Chemistry
What does a change in the color of precipitate over time when a mixture of two solutions is combined with a reagent indicate?
asked by Cecilia 
Finance
A new bank has vault cash of $1 million and $5 million in deposits held at its Federal Reserve District Bank. a. If the required reserves ratio is 8 percent, what dollar amount of deposits can the bank have? b. If the bank holds $65 million in deposits and
asked by Mary 
Physics
Two main strategies are employed to deflect an asteroid: destruction or slowing it down by at least 425 s so that the earth can move out of the impact zone. Assume perfect inelastic collision. (a) If we know the speed of the asteroid (va), mass (ma), and
asked by Milan 
Economics
1) What does, "How will you distribute your product." Mean? 2) What does, "How do you intend to create a demand for your product." Mean?
asked by Nicole 
chemistry
What mass of magnesium chloride is formed in the reaction between 7 g of Mg and 7.9 g of Cl2
asked by anonymous 
Sociology
Describe the group treatment of minorities as a continuum from acceptance to rejection.
asked by Anonymous 
Chemistry
How many atoms of nitrogen are in the same amount of ammonia? Use molar mass.
asked by anonymous 
social studies
How did the Lenape divide work between women and men
asked by ezekiel 
science
how dose the sea floor spreading cause tectoni plates to move
asked by michaea 
Science
Suppose you found a fossil of a clam shell what can you conclude about the onceliving organism and how it became a fossil? I need some ideas for answering this question.
asked by Anonymous 
grammar / english (10th grade)
Two sentences: 1) The race among the three relay teams was close; none of the three; however, is giving up hope of winning. 2) The race among the three relay teams was close; however, none of the three is giving up hope of winning. Which is the correct one
asked by Elizabeth 
math
A geologist collected a 2.5kg soil sample for analysis. If she only needs 20 grams of sample to perform the analysis, what percentage of the soil sample will be tested? Answer: .8% 2.5kg = 2500g 20/2500 = .008 = .8%
asked by cici 
4th grade math
Vic puts his photos in albums. He has 1 album of 25 pages. There are 4 photos on each page. He also has a 20 pages album with 3 photos on each page. how many photos doe he have in the two albums
asked by mythreyee 
Chemistry
Help! If I have 0.0031 absorbance/sec, how would I convert this to absorbance/minute? Thanks
asked by Anon 
Algebra
Consider a circle with a radius of 3m. Joe thinks the area of the circle is 3m^pi. Do you agree with Joe? Why or why not?
asked by Jordan 
development studies
“Dependency” theorists believe that moving surplus labor from agriculture to industry where that labor will earn profits that can be reinvested for further growth is the key to overall economic growth and development. Is this statement true or false?
asked by gibbons 
Algebra
If a circle has an area of 49pi what is the radius of the circle?
asked by Jordan 
4th grade math
Brad took the photos at his aunt's wedding. he took 22 picture before the wedding. half as many many pictures during the wedding and twice as many pictures after wedding. how many wedding pictures did brad take in all?
asked by mythreyee 
college chemistry
exactly 11.2 ml of water at 23°c are added to a hot iron skillet. all of the water is converted into steam at 100°c. the mass of the pan is 1.5 kg and the molar heat capacity of iron is 25.19 j/(m·°c). what is the temperature change of the skillet
asked by eboni 
geometry
what year does college look at gpa i got a 3.o for my midterm and if i get 4.0s all other erms of my freshmen year and rest years can i make it to a uc
asked by jim 
algebra
x^2 − 10x + 20 = 0 how would u input this answer?
asked by Anonymous 
Geometry
Compare and Contrast  Describe the difference between saying that two segments are congruent and saying that two segments have equal length. When would you use each phrase?
asked by Lauren 
ap chemistry
Calculate the energy required to heat 827 g of mercury from 37 ◦C to 42 ◦C. The specific heat capacity of Hg(§¤) is 0.138 J/g ¡¤◦ C. Answer in units of calories
asked by gabriella 
ap chemistry
When 0.515 g of compound X is burned completely in a bomb calorimeter containing 3000 g of water, a temperature rise of 0.243◦C is observed. What is Urxn for the combustion of compound X? The hardware component of the calorimeter has a heat capacity of
asked by gabriella 
us history
what was captain Mahan's message? How did it influence Lodge and Roosevelt?
asked by barbie 
mah
does the prime factorization using exponents and then add 1 to each exponent. then he find the product of these numbers.will this method work why or why not
asked by Anonymous 
English
Urgent. Please remove thread asap. English Sam, Monday, October 21, 2013 at 5:50pm Thank you
asked by sam 
math
Draw 3 possible rectangular gardens Nan could make that use 360 feet of fencing. Include the length and width of each garden
asked by maia 
Noun and Adjective Clauses
Amanda bought a prom dress which she considered the most beautiful dress ever made. Adjective clause:Amanda bought a prom dress Word(s) modified:dress
asked by lance 
Linear Algebra
Let R5[t] be the vector space of all polynomials in t of degree 4 or less with real coefficients. Which of the following subsets are subspaces? I know how to test if something is a subspaces, just not sure how to do it with for these polynomial equations.
asked by bdinh 
Linear Algebra
Let R5[t] be the vector space of all polynomials in t of degree 4 or less with real coefficients. Which of the following subsets are subspaces? I know how to test if something is a subspaces, just not sure how to do it with for these polynomial equations.
asked by bdinh 
writing
URGENT Please remove thread as previously requested asap. Thank you. Writing Sam, Monday, October 21, 2013 at 5:46pm
asked by sam 
physic
A 2.25kg book is dropped from a height of 2.5m what is the acceleration?
asked by andrew 
Algebra
Do side lengths 30, 18 and 24 form a right triangle? How did you figure it out?
asked by Jordan 
Math
What is the gcf of 1 and any other number?
asked by Anonymous 
ap chemistry
Consider the specific heats CH2O(s) = 2.09 J/g ¡¤◦ C. CH2O(§¤) =4.18 J/g ¡¤◦ C. CH2O(g) = 2.03 J/g ¡¤◦ C. The heat of fusion for water is 334 J/g and the heat of vaporization for water is 2260 J/g. Calculate the amount of heat absorbed when
asked by gabriella 
ap chemistry
How much heat is required to heat 19 g of solid silver from 100 ◦C to liquid silver at 961◦C? The specific heat of solid silver is 0.235 J/g ·◦ C, and the heat of fusion of silver at its melting point of 961◦C is 11.3 kJ/g. Answer in units of kJ
asked by gabriella 
Physics
Calculate how much work does a block of aluminum of mass 100 kg do if it is heated at P = 1 atm from 20 degrees to 660 degrees. n.b.  The density of solid aluminum at 20 degrees is p= 2.7 g/cm^3. When it is liquid at 660^C the density of the liquid state
asked by Anonymous 
math
the biology class has a lab every days. the earth science class has a lab every three days . which class day do they both have class ?
asked by mike 
math
A farmer has 110 metres of fencing to fence off a rectangular area. Part of one side is a wall of length 15m. Find the dimensions of the ﬁeld that give the maximum area. Thank you so much for a huge help.
asked by Lucas 
physics
If my kinetic coefficient and static coefficient are both 1.02, how can I explain why they are the same???? (For a horizontal surface)
asked by Miranda 
Physics
agent dave, flying a constant 215 km/hr horizontally in a low  flying helicopter wants to drop a small explosive onto a master criminal automobile travelling 155km/hr on a level highway 78m below. At what angle (with the horizontal) should the car be in
asked by Jill 
Physics
A generator has a square coil consisting of 700 turns. The coil rotates at 78 rad/s in a 0.21T magnetic field. The peak output of the generator is 120.00 V. What is the length of one side of the coil?
asked by Anonymous 
Physics
agent dave, flying a constant 215 km/hr horizontally in a low  flying helicopter wants to drop a small explosive onto a master criminal automobile travelling 155km/hr on a level highway 78m below. At what angle (with the horizontal) should the car be in
asked by Jill 
American Govt
What expectations does the American public have of the federal government?
asked by Gregory 
Math
A caterpillar has twice as many legs as a spider. Together, they have 24 legs. How many legs does the spider have? How many legs does the caterpillar have?
asked by Dianna 
MathAlgebra
Mrs. Fine had a car accident. According to the police investigation, her car make skid marks which were 42 ft in length. What was the speed of the car of Mrs. Fine at the time of the accident? Did she manage to follow the speed limit?
asked by McKenna Louise 
Science
How does seafloor spreading cause tectonic plates to move ?
asked by Anabelle 
math
Aaron and Benga have a total of 976 trading cards. Benga has 7 times as many cards as Aaron. How many cards should Benga give Aaron so that Aaron will have 3 times as many cards as Benga?
asked by Tam 
MathAlgebra
Bracy would like to form a right triangle our of her wooden sticks. She cut the first stick of the length 6 inches and the second stick of the length 4 inches. What should be the length of the third stick to make sure she will be able to form a right
asked by McKenna Louise 
6th grade math
Can you check these, please(studying order of operations). 1. Sam bought two CDs for $13 each. Sales tax for both CDs was $3. Write an expression to show how much Sam paid in all. Ans: 13*2+3 2. Alicia made 24 chocolate chip cookies and 36 sugar cookies.
asked by Alex 
cal
Use the Quotient Rule to differentiate the function. f(x)= 8x/x^5+3
asked by cal 
MathAlgebra
If h^2 = 40000 j^8, then the principal root of h is _____.
asked by McKenna Louise 
Math
There were 149 angelfish and goldfish in an aquarium. There were twice as many guppies as angelfish. After selling 35 goldfish, there are half as many goldfish as angelfish. How many fish are left in the aquarium?
asked by Tam 
English
1. On Tuesday Timmy brought in a book about famous explorers. 2. The book told about brave sailors from Europe. 3. Was Columbus looking for gold an spices? 4. His ship got lost and landed off the coast of North America in 1492. 5. Our class also learned
asked by Hayden 
Math
y = (x^2.7/9 + 7/x^2.7) (9x1) dy/dx solve derivative and show work
asked by Tiffany 
juvenile justice
17 letter word that means accepting the criminal label
asked by lisa 
Science
Explain how our everyday uses of natural resources around us become biomass. Give examples from your everyday life of resources that can later become biomass.
asked by Amber Vaughn 
College Physics
A Major League fastball is thrown at 92.1 mph and with a spin rate of 103 rpm. If the distance between the pitcher's point of release and the catcher's glove is exactly 61.4 ft, how many full turns does the ball make between release and catch? Neglect any
asked by Kimmy 
Creative writing
I've read examples (and seen movie examples), but I'm still having trouble with the idea of writing a story within a story. Basically, a girl is writing a story about a boy, and he eventually LEARNS that he's being written about. So how do I write his
asked by Me 
Microeconomics
Assume that you own a lake house. Unfortunately your job will require that you spend the summer on the road and you won’t be able to enjoy it. You decide that you will rent it out for the summer while you are working. The mortgage payment on the lake
asked by Dana 
math
A farmer has 110 metres of fencing to fence off a rectangular area. Part of one side is a wall of length 15m. Find the dimensions of the ﬁeld that give the maximum area. Answers: length and width = 31,25m Thank you so much for a huge help.
asked by Lucas 
Mathematics
Is 27.38452... a real and a rational number?
asked by Chad 
Chemistry DrBob222
I completed this question like you told me to. Are the answers correct? Is my method for finding the molecular formula correct? 2.4g of a compound of carbon, hydrogen and oxygen gave on combustion, 3.52g of CO2 and 1.44g of H2O. The relative molecular mass
asked by Ava 
Chemistry
List a series of test that would determine the order of activity (least active to most active) for the following metals: Zn, Mn, and Ag.
asked by Sam 
Biomechanics
Larry stands on a bathroom scale while riding up in an elevator. His mass is 75 kg. At the current time the scale reads 100 lb. assuming the upward direction is regarded as positive, what is Larry’s acceleration in m/s2? What is happening to the elevator
asked by Zack 
Physics
A generator has a square coil consisting of 700 turns. The coil rotates at 78 rad/s in a 0.21T magnetic field. The peak output of the generator is 120.00 V. What is the length of one side of the coil?
asked by Help! 
Math
For every 5 highlighters that Agnes buys, she gets 1 free. If Agnes needs 80 highlighters, what is the least amount she has to buy?
asked by Tam 
physics
Larry stands on a bathroom scale while riding up in an elevator. His mass is 75 kg. At the current time the scale reads 100 lb. assuming the upward direction is regarded as positive, what is Larry’s acceleration in m/s2? What is happening to the elevator
asked by Zack 
physics
A flat circular coil with 113 turns, a radius of 3.64 102 m, and a resistance of 0.524 Ω is exposed to an external magnetic field that is directed perpendicular to the plane of the coil. The magnitude of the external magnetic field is changing at a rate
asked by Anonymous 
Math
Benita has 3 ropes measuring 54 centimeters, 108 centimeters and 189 centimeters. She cuts all of them into equal pieces. The length of each piece is the longest possible length she can cut. What is the length of each piece of cut rope? How many pieces of
asked by Tam 
American Govt
How much control does the public, through its elected representatives in Congress, exercise over the bureaucracy?
asked by Gregory 
Math
Jessica and her mother return from shopping with 14 packages. They park the car in the parking lot, which is 120 meters away from their house. Then they make several trips to bring the packages into their house. Jessica's mother can carry 3 packages at a
asked by Tam 
engish
what make the theme of "civil peace" a universal theme
asked by Anonymous 
American Govt
Why does the bureaucracy continue to expand?
asked by Gregory 
American Govt
Is efficiency the best standard for evaluating bureaucratic performance, or are there other important criteria by which to assess what the federal government does?
asked by Gregory 
Maths
How many rectangle can be draw with 30cm as perimeter?
asked by Deepjyoti 
Socials
If in Napoleon Bonaparte's perspective, what was the best form of government did he want and why would this be good for the country(France)? Doing a project where you make a campaign trying to persuade people to vote for you(Napoleon) :) Thanks in advance!
asked by Jenna 
math
How do I simplify 9(123x)
asked by Sierra 
geometry easy
The perimeter of equilateral triangle TRY is 9y+45 and TY = 2y+25 . find the perimeter of triagle TRY. The perimeter of a parallelogram ABCD is 66 cm, and DC is twice as long as BC . how long is AB ? 2 QUESTIONS .. ANSWERS PLEASE TELL ME WHAT TO DO
asked by nicole 
easy GEOMETRY!!
1.The perimeter of parallelogram QUAD is 10 more than 5 times AU. If QU =26 cm. find AU 2.If diagonals of a rhombus are 10 cm and 24 cm. find the area and perimeter of the rhombus SOlutions pleaseeeeeee
asked by keisha 
geometry easy
The perimeter of equilateral triangle TRY is 9y+45 and TY = 2y+25 . find the perimeter of triagle TRY. The perimeter of a parallelogram ABCD is 66 cm, and DC is twice as long as BC . how long is AB ? 2 QUESTIONS .. ANSWERS PLEASE TELL ME WHAT TO DO
asked by nicole 
math
If I am in a canoe race and my friend is a half mile ahead of me, if I paddle at 3.4 miles per hour and he paddles at 3miles per hour, when will i catch him?
asked by Kim 
reading
"ending racial inequality" George W. Bush speech
asked by anonymous 
geometry triangle
1. can you tell me how to find the area of an equilateral triangle ? its sides are all 8 . . 3. i guess this is a right triangle . . how to find its area and perimeter if one side is missing ? tell me please? i want to know thank you so much
asked by kellly 
Math
The total cost of renting a car is a function of the basic charge, insurance, and the number of miles driven. Suppose a compact car costs $0.10 per mile plus $30 in basic charges and insurance. A midsize car costs $50 in basic charges and insurance plus
asked by Bill 
geometry isosceles
Find the altitude, perimeter and area of an isosceles trapezoid whose sides have lengths 10 cm, 20 cm , 10 cm, and 30 cm. how??
asked by Justine 
Math
The manager of Pine Town Furniture purchased a new copier for $28,000. She plans to keep it for four years, at which point she expects to trade the copier in and receive $6000 credit toward the purchase of a new machine. She is going to use straightline
asked by Bill 
History
How did American debates about foreign policy in the 1790s reflect the beliefs of the political parties? i think it tells poltical parties what to change ,but i need more info.
asked by carl 
science
the differences between amino acids are in the? A: side groups B: hydrogen atoms
asked by Taylor 
Math
These problems I really don't understand and really need serious help :) 1.What the product of (5.1 x 10^3)x (3.2 x 10^3)?(Please express your answer in scientific notation) 16.32 x 10^6 1.632 x 10^7 16.32 x 10^9 1.632 x 10^10 2.What is the product of
asked by Morgan 
GEOMETRY QUADRILATERALS
The consecutive sides of a quadrilateral measure (x17), (24x), (3x40) and (x+1). The perimeter is 42 cm . is the quadrilateral a parallelogram ? Hi please will you help me thakn youu
asked by Barbie Lee 
math
How do I simplify (5x+5)4+8x
asked by Sierra 
science
the differences between amino acids are in the? A: side groups B: hydrogen atoms
asked by Taylor 
math
Juan buys 18 meter of wire. He cuts the wire into pieces of 3 meters long.how many pieces of wire dose he cut?
asked by Desmond 
geometry circle
A 16 cm by 12 cm rectangle is inscribed in a circle.. find the radius of the circle. ~answer
asked by Barbie Lee 
Math
Order from least to greatest. 4, 3.9,  2/9, 2/11
asked by Jane 
Physics
An automobile is traveling 65mph. Its brakes decelerates at 6.0mps. How long will it takes to stop the car?
asked by Amos 
Math
Which of the following is another way to think of 6,300/70=? A.63 tens / 70 tens B.63 tens / 7 tens C.630 tens / 7 tens D.6,300 / 7 tens
asked by Anonymous 
GEOMETRY
A. A regular hexagon with a perimeter of 24 units is inscribed in a circle. Find the radius of the circle. B . Find a relationship between the areas of triangle ADC and parallelogram ABCD this is our assignment for tomorrow . . its geeting late please help
asked by Barbie Lee 
math
evaluate the expression 6^2 x 4^0. a) 12 b) 48 c) 1/36 d) 36
asked by victoria 
science
Which of the following is NOT a function of proteins? a: act as a main fuel for cells B: control chemical reactions in a cell
asked by Taylor 
math
A company's weekly profit, in riyals, is modeled by the function P(u)=0.032u^2+46u3000. where u is the number of units sold each week. a) the maximum weekly profit b) the loss for week's holiday period, where no units are sold c) the number of units sold
asked by Lucas 
science
the differences between amino acids are in the? A: side groups B: hydrogen atoms
asked by Taylor 
Physics
A generator has a square coil consisting of 700 turns. The coil rotates at 78 rad/s in a 0.21T magnetic field. The peak output of the generator is 120.00 V. What is the length of one side of the coil?
asked by Anonymous 
Civics
What departments can be cut to reduce debt in the government (examples of departments social security and Medicare or defense and military
asked by Anonymous 
algebra 2 honors
Solve by substitution or elimination 1.) 6=3x6y 4x=4+5y 2.) r+x= 1 2r3s=6
asked by kianna 
Number Sense
If 1 is added to the numerator and denominator of 5/12, is the new number greater than or less than 5/12?
asked by Sofia Leigh 
HELP please somebody
the differences between amino acids are in the? A: side groups B: hydrogen atoms
asked by Taylor 
Number Thoery
Jhon received at least 100 flowers from an admirer. When he tried to place 5 flowers in each vase, he found that she had 4 flowers left over.When he tried to place 6 flowers in each vase, he found that she had 3 flowers left over. What is the smallest
asked by steve 
Please help mrs Sue
the differences between amino acids are in the? A: side groups B: hydrogen atoms
asked by Taylor 
algebra 2 honors
Solve by substitution or elimination 1.) 6=3x6y 4x=4+5y 2.) r+x= 1 2r3s=6
asked by kianna 
science
A bungee jumper jumps (with no initial speed) from a tall bridge attached to a light elastic cord (bungee cord) of unstretched length L. The cord first straightens and then extends as the jumper falls. This prevents her from hitting the water! Suppose that
asked by mechanics 
Unions and Intersections of Sets (Algebra)
Part 1: Answer the following question: In a survey of students about favorite sports, the results include 22 who like tennis, 25 who like football, 9 who like tennis and football, 17 who like tennis and baseball, 20 who like football and baseball, 6 who
asked by Gabby 
Trigonometry
Find all x such that 0< = x
asked by John 
science
Consider a double star system under the influence of the gravitational force between the stars. Star 1 has mass m1 = 1.72 × 1031 kg and Star 2 has mass m2 = 1.60 × 1031 kg. Assume that each star undergoes uniform circular motion about the center of mass
asked by mechanics 
Civics...again
How will cutting these departments impact society transportation, housing and urban development agriculture social security and Medicare Homeland Security?
asked by Anonymous 
Global Economics
RedBall Productions is a new company based in Orem, Utah. RedBall supplies stock images of still photography. Utah's state corporate income tax consists of a flat tax rate of 5% on all corporate income. RedBall Production's taxable income in 2005 was
asked by Mak 
science
Find and save a piece of junk mail. What is this piece of mail trying to persuade you to do? Were you at all tempted by the offer? Why or why not? What principles of social psychology does it use to accomplish its goals? How could you use your social
asked by eid2013 
physics
You are walking along Main street one afternoon. At 1 PM you are walking due east and notice you are 50 meters east of the intersection of Main and Elm streets. You continue to walk due east and 50 seconds later you are 100 meters east of the intersection
asked by steve 
milli
elena bought 49 packets of red balloons, 66 packets of blue balloons, and 35 packets of yellow ballons. each packet contained 12 balloons. she mixed them up and gave away some balloons..she then repacket the balance into packet of 25
asked by Anonymous 
government
define federalism
asked by akiya