
chemistry
find the maximum value of h2(g)in grams that would be expected to form by reacting 6.54g of zinc with 50ml of 0.1M of HCl.
asked by kb on July 22, 2011 
history
Garlic To where did this food product spread from its point of origin? Be sure to include time periods. HELP!! I CANT FIND ANYWHERE
asked by sophia on November 8, 2009 
Math1 question
Find the mean, median, mode, and range of the data: 32, 34, 30, 35, 33, 31, 54. If necessary, round to the nearest tenth. Show your work.
asked by Anonymous on November 26, 2014 
Maths
A boy cycles 7.5km to school in 27½ minutes.Find his average speed in meters per second.
asked by Awuni on September 24, 2015 
math
This is about ellipses: If a problem gives you two foci points and the length of a spring, how do you find the equation and the vertices of the ellipse?
asked by help plzz on June 28, 2017 
math
Find the number of ordered pairs of distinct positive primes p, q (p≠q) such that p^2+7pq+q^2 is the square of an integer.
asked by Sambit on May 25, 2013 
chemistry
find the maximum value of h2(g)in grams that would be expected to form by reacting 6.54g of zinc with 50ml of 0.1M of HCl.
asked by lol on July 22, 2011 
pre algebra
Find the amount of simple interest earned in 3 years. Principal: $460 Annual rate: 3.5%
asked by amy on May 29, 2012 
Math
find the length of the segment. write the mixed number in simplest form.[i don't have the picture]
asked by D&B NATION4L on November 2, 2016 
algebra
How would you go about solving this? Im totally confused. Thanks! Find the value of k such that the graph of f contains the given point. Write k as a simplified fraction if it is not a whole number. f(x) = kx^3  3x^2 + kx + 3; (1, 8)
asked by Alyssa on April 12, 2011 
Calculus
Find the volume of the solid obtained by rotating the region under the graph of the function f(x) = (2)/(x+1) about the xaxis over the interval [0,3]
asked by Annie on July 9, 2013 
biology
what all do i need to know for GCSE biology my teacher is absolutely rubbish i tried websites but i don't find them helpful thankyou
asked by ellen on April 15, 2012 
Biology
Mutations to DNA cause changes in organisms. Explain why this might be importatnt to the survival of a species. Please help with this. I've tried but can't seem to find an adequate answer for this. Thank you very much!!!
asked by John on June 7, 2009 
Statistics
Suppose x is a uniform random variable with c=10 and d=90. Find the probability that a randomly selected observation exceeds26.
asked by Nancy on November 16, 2010 
geometry
Find the slant height of a cone with surface area of 178.6 in2 and a radius of the base of 4.9 in
asked by Anonymous on May 14, 2012 
Math
The ratio of rabbits to birds at the pet store. Find three equivalent rabbit to bird ratios.
asked by Guadalupe on November 1, 2016 
computers
I have 2 children 9 and 10 yr old I am trying to find ways to teach them about different aspects of computers.Any book worksheets or website ideas
asked by sunita on April 30, 2008 
math
find the bank discount and proceeds on the following loans RM4215 FROM 10 june to 5 august of the same year at 10 percent
asked by chris on May 2, 2014 
Pre calculus
How do you work this problem? Find the exact value of sin 2u, cos 2u, and tan 2u given that cot u=3 and 180
asked by Cynthia on May 14, 2012 
Social Studies
I need help I cant' find this answer where did African Americans originate? and How did they come to the US? Thanks http://www.africanamericans.com/Origins.htm
asked by clark on June 28, 2006 
Algebra 2
Name the vertices and then find the values of x and y that minimize the objective function. x >= 2 y >= 0 3x + 2y >= 12 Minimum for C = x + 5y Help with system of constraints please! I'm terrible at this...
asked by Reese on November 19, 2015 
Accounting
to find noncontrolling?? you add the common stock and retained earning and then minus the investment? is this correct
asked by Karla on March 28, 2010 
geography
Where can I find a mpa of the rivres and lakes (with names and locations) of the Minnesota Territory, 18491858?
asked by Janet on June 15, 2008 
Math: Calc 2
Find the volume of the solid obtained by rotating the region under the graph of the function f(x) = x^(13/12) about the xaxis over the interval [1,3]. Thanks!
asked by James on July 9, 2013 
Calc. 3
Let C be the curve of intersection of the parabolic cylinder x2 = 2y, and the surface 3z = xy. Find the exact length of C from the origin to the point (4,8,32/3).
asked by Anthony Bruce on February 20, 2018 
math
oh, please help me post a linear programming questiion with solution(graphical)please i need it nao..and i cant find it on the internet thx
asked by hello on June 21, 2009 
Statistics
Suppose x is a uniform random variable with c = 40 and d = 50. Find the probability that a randomly selected observation exceeds 46
asked by jackie on March 3, 2011 
english
does anyone know any modern movies or songs about the ocean? "Follow the river and you will find the sea." French proverb
asked by jessica on January 10, 2011 
math
this one is working from the map scale 1:2000 find the actual area in square meters, a) 5 cm squared
asked by helpless Dad on August 31, 2010 
Geometry
Find one counterexample to show that each conjecture is false. The product of two positive numbers is greater than either number.
asked by Catelin on August 7, 2011 
Math / PreAlgebra
Seriously stuck on this: "Find the LCM of n^3 × t^2 and n × t^4?" 1) n^4 × t^6 2) n^3 × t^6 3) n^3 × t^4 4) n × t^2 Can anyone help? URGENT! NEED THIS ANSWERED TODAY! ASAP!! :( Thanks for your assistance in advance, NatR
asked by NatR on November 17, 2015 
math
Each time the same letter appears it represents the same digit.Different letters represent different digits.C+C=D;D+E=17;A+2C=D;2B+C=8.Find the sum A+B+C+D+E
asked by bob on December 20, 2012 
Chemistry
Find the Percentage Composition of 0.68g of CaCO3 in 1.3g of antacid tablet. I think it is 680/1300*=approx. 52%
asked by Akshay on December 12, 2016 
Biology12
If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and urine? Thanks!
asked by Montana on May 4, 2008 
Calculus
If an isosceles triangle has a fixed perimeter P, find the dimensions that maximize that area. Show how you know that it is the maximum.
asked by Katie on December 11, 2016 
Math Help Please
Suppose that a polynomial function of degree 5 with rational coefficients has 0 (with multiplicity 2), 3, and 1 –2i as zeros. Find the remaining zero. A. –2 B. –1 – 2i C. 0 D. 1 + 2i
asked by Jacinta on July 22, 2009 
history
why was the immigrant responsibility act of 1996 enacted? Can someone help me find specific facts of how bad immigration really was
asked by Anonymous on June 11, 2008 
Math
A shopkeeper buys a table at ₹300 and sells it for Rs.375.Find his loss or gain percentage.
asked by Jack on November 4, 2016 
Physics
For a certain projectile, the horizontol range is twice in magnitude of the maximum height attained by it. Find its angle of projection.
asked by Amrit on November 4, 2016 
stat
a how to solve the problem when on 100 point examination with mean 60, SD 10, if there are 5% A, 5% F, 15% B, 15% D, and 60% C, find the scores that devide the distribution into those catagories.
asked by B on August 7, 2011 
Science Physics
You walk 30 m south and 30 m east. Find the magnitude and direction of the resultant displacement both graphically and algebraically
asked by Anonymous on December 28, 2009 
Calculus
I'm trying to find the radius of convergence for $(x2)^n/(2x+1) I did the ratio test and ended up with: absolute value[(x2)/(2x+1)]
asked by Steven on June 7, 2013 
algebra (polynomials)I need help now
Given is a rectangle with sides of m+7 and m I need to find a polynomial for the perimeter and for the area with these given numbers. These need to be simplified but not factored in the answers
asked by Kamath on May 10, 2009 
Cal
Find the volume of the solid formed by rotating the region enclosed by y=(e^(2x))+4,y=0,x0,x=0.4. I tried doing this but got really confused. Really appreciate it if you guys help.Tnks
asked by tony on July 13, 2011 
Calculus
Can someone show how to solve this problem Find the equation of the line normal to the graph of y = x^2 + 1 that passes through the point (1, 2). Thanks!
asked by Henry on August 5, 2015 
calculus
find the volume of the spherical segment with diameter 20inches and a zone area of 160 pi in2
asked by john on October 12, 2011 
Math
Find the area of the triangle It won't let me paste the picture but the height is 7.1 and the base is 28. A 198 yd B 106 yd C 99.4 yd D 32.2 yd
asked by todoroki on May 13, 2019 
math
A plank of wood 6m long is cut in the ratio 1:5. Find the lenght in centimetres of the longer piece
asked by Molly on November 3, 2014 
Science
Two forces of 20 N and 5 N are acting at an angle of 120 degree between them. Find the resultant force in magnitude and direction ?
asked by Tushar on August 17, 2017 
physics
Find the radius of a spherical asteroid that has a density of 4600 kg/m3 and an acceleration due to gravity of 0.11 m/s2 at the surface. km
asked by naveen on November 28, 2014 
Science
If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and urine?
asked by Miley! on May 4, 2008 
calculus
how do I differentiate the volume equation to find how fast a box is filling with sand if I know the length and width?
asked by cathy on April 11, 2011 
Urinalysis Lab: Biology
If the process of ion attraction within the nephron is not functioning properly what would you expect to find in the blood and urine? Thanks!
asked by Hannah on May 3, 2008 
Advanced Physics
one kilogram is poured into a cylandrical vase and fills it to a depth of 8 cm. find the cross section of the cylander. how do i do this?
asked by i need help please on January 9, 2011 
Math
A square field has an area of 6.25 km² find the cost of putting a fence round it at rs. 10.50 per meter
asked by Riya on January 27, 2017 
Calculus
(A) Given that P = {X0, X1, X2.......Xn} is an arbitrary partition of [a,b], find the lower and upper sum for f(x)=x+3. (B) Use your answers to part (a) to evaluate the integral of f(x) from a to b.
asked by DJ on October 16, 2011 
math
find a 9 digit # that fits. the first3 #'s equal 1/3 of the last 3. The middle 3 #'s are the result of subtracting the first 3 from the last 3. All the digits from 19 are used only once. What is the number
asked by brad on August 19, 2010 
opf girls college
find the angle of projection for which max height of a projectile is equal to half of its horizontal range?
asked by mahnoor raza on December 12, 2016 
Calculus
Find constants a,b, and c such that the function f(x)=ax^3+bx^2+c will have a local extremum at (2,11)and a point of inflection at (1,5). Sketch the graph of y=f(x). How would I solve this. Thank you.
asked by Wayne on March 28, 2010 
psychology
when researchers find similarities in development between very different culture, what implications might such findings have for the nature vs nuture issue?
asked by skinnuminnie on August 10, 2015 
algebra
the lateral area of aright circular cylinder is 52 . and the length of the diameter of its base is 8 .find its volume
asked by basma on December 12, 2016 
PreCal
Find the exact sine value of the angle in standard position whose terminal side goes through the point (1,5) I do not know when to start
asked by Abbey on March 19, 2010 
History
I need some help. Could you help me find some information on the similarities between the Early Northern and Southern Colonies when it came to Political, social and economic. Thanks.
asked by B.B. on June 5, 2009 
ALPHA OMEGA MATH GRADE 8
TO FIND THE TOTAL AREA OF A RECTANGULAR SOLID CARTON. LENGTH: 4 1/2 FT HEIGHT: 2 FT WIDTH: 3FT
asked by YAW on May 14, 2011 
Physics
A tennis ball is released at 30 degrees. It reaches max height of 20 ft find initial speed
asked by Giovanni on December 11, 2016 
Math
Write and solve an equation to find how much water Montana average 3 month temperature is then minnesota
asked by Stella on December 11, 2016 
Physical Science
13. Why can convex mirrors only produce virtual images? Sadly, I can't find this answer in my book. :( Any help would be appreciated, please and thank you!
asked by Alex on April 6, 2014 
physcis
The frequency of rotation of fan change from 2rev/s to 7rev/s in 10sec.find the angular acceleration.
asked by sandip on September 21, 2017 
Math
If in the set A, 3x4 and B 2x+5, with X is an intersect between the two sets, how do i find for x?? I already know the ans is 9, but need help with the working. Do i just bring the 4 over to 5 and change the sign then add.
asked by Keisha on December 28, 2009 
MAths
Find the number of ordered pairs of distinct positive primes p, q (p≠q) such that p^2+7pq+q^2 is the square of an integer.
asked by SOmebody on May 23, 2013 
geometry
show that (3, 1) and (3, 1) and (1, 3) are the vertices of an isosceles triangle. find its area. please include explanation. this is really frustrating please help. thanks alot! :)
asked by peewee on June 22, 2012 
math
Find the approximate increase in the area of a circular disc if its diameter is increased from 44cm to 44.4cm
asked by azeem on July 5, 2013 
Trigonometry
Sketch the graph of the function (Include two full periods. Find one complete cycle. y=10cos πx/6
asked by Bre on September 29, 2017 
Calculus 1
If tanh x=4/5, find the values of the other hyperbolic functions at x. sinh x= cosh x= coth x= sech x= csch x=
asked by TayB on October 13, 2015 
math
how do you factor 5h^320h? its pretty simple. the answer is 5h(h+2)(h2). you find it by first taking out 5h and you end up with (x^24) left which factors out.
asked by stacy on March 26, 2007 
geometry
Find, to the nearest tenth of a centimeter, the length of a diagonal of a square if the measure of one side is 8.0 centimeters.
asked by Timothy on March 1, 2011 
Business
Where can i find like an Outline on how to draw up an business prosopal? http://www.captureplanning.com/!hc_how_to_write_a_proposal.cfm?
asked by Bryan on June 17, 2007 
pre calc
Find all zeros of the polynomial. (Enter your answers as a commaseparated list.) P(x) = x3 − 11x2 + 33x − 35
asked by Anonymous on October 26, 2015 
Calculus 2
Use the method of cylindrical shells to find the volume V generated by rotating the region bounded by the given curves about x = 4. y = 3 x^4 y = 0 x = 2
asked by Liz on June 21, 2013 
Chemistry
We are asked to find the pH of a buffer solution of Dinitrophenol and NaOH,with the necessary data given. Do they react at 1:1 ratio? What would be the products?
asked by Beth on July 19, 2017 
english
any1 knw wer i can find the summary chapter for the book "when rain clouds gather"
asked by Anonymous on September 7, 2010 
management
Can someone help me find the information needed to answer this question? How is recent economic trends influencing merck
asked by Patiance on November 4, 2012 
Math Help!
1. Find the sale price. Round the nearest cent. Regular price:$57.63 Percent of discount:10% A. $63.39 B. $5.76 C. $51.87 D. $57.53*** 2. Find the sale price. Round to the nearest cent. Regular Price: $56.00 Percent discount: 40% A. $50.00*** B. $22.40 C.
asked by Callie on December 4, 2014 
Advanced Algebra
Express the infinite series below using sigma notation and then find the sum. 64 + 40 + 25 + 15.625... Any explanation would be excellent. Thank you so much.
asked by Trisha on April 30, 2012 
math
Express the infinite series below using sigma notation and then find the sum. 64 + 40 + 25 + 15.625... Any explanation would be excellent. Thank you so much.
asked by Bob on April 30, 2012 
Algebra 2
Suppose you roll two dice. Find the number of elements in the event space of rolling a sum of 2.
asked by t on April 26, 2012 
current event
Could you give me some websites to find some interesting and appropriate current events (I already have a website called time for kids)
asked by Anya on February 10, 2009 
PLEASE ANSWER MATHS!!!
solve algebriaclly the equation y=2sin2x+1 for 0
asked by MATHS QUESTION!!!!!!!!!!!!!!!!!!!!!!!!!! on December 6, 2009 
geometry
in a regular polygon, with center O, and a side AB, measure of angle AOB =72 degrees. If AB is 4.6 in. find the perimeter
asked by mark on April 10, 2011 
english
how doyou find out abut prefixes it is so anoyying when i have to think twice and try to rember what my techer says at school in class and well can any one help me here thanks a million
asked by permicouas on May 19, 2008 
Algebra 1/Geometry
1. 5 1/4  2/3 5 3/12  8/12 I forgot how to subtract fractions like the one above, can anyone refresh my memory? 2. Q bisects segment PR, PQ = 3y, and PR = 42. Find y and QR. Don't know how to do this. Explain to me please?
asked by Jay on September 10, 2008 
Harrisburg Area Community College
find the equation of a rational function that passes through (0,1) and (2,1), has the x axis as a horizontal asymptote, and has two vertical asymptotes at x=3 and x=3
asked by Alanna on October 27, 2015 
Trig
Find the measure of the central angle, in radians, given the area of the sector as 22.6 cm2 and a radius equal to 3.7 cm
asked by Julianne on October 29, 2011 
Business
According to the doctrine of supply , the amount________ will increase as the _________decreases. I'm stuck on this question. I can't seem to find it in my text book
asked by Laura on June 12, 2012 
Social Studies
Please only answer if you are positive... Did Judiasm use ethics? I'm pretty sure they did not. I checked my online textbook several times and I can't find this.
asked by Anonymous on October 14, 2018 
maths methods
Find the angle of depression from top of a 500 m long chairlift with a vertical height of100 m
asked by dd on August 1, 2011 
Cycle geometry
An interior angle of a regular convex polygon is 162(degrees). Find the number of sides.
asked by Christopher on June 29, 2015 
Math
Eliminate the parameter in the pair of parametric equations to find the corresponding rectangular question. x=h+ asecQ y=k+ tanQ
asked by Soren on October 22, 2012 
math
Write a paragraph explaining how to find the surface area of a cone with height 10 in. and base radius 8 in
asked by charles on August 1, 2011 
Statistics
If one of the 991 people is randomly selected, find the probability that the person is a man or a heavy smpker
asked by Eduardo Ortega on July 18, 2009
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