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Questions Asked on October 16, 2011

given that the first term of an Ap is 7 and its 10th term is twice the second term calculate the 19th term.
1. 7 answers
2. asked by Anonymous
3. 5,077 views
the cross section of a 5-ft long trough is an isosceles trapezoid with a 2 foot lower base, a 3-foot upper base, and an altitude
1. 1 answer
2. asked by rachel
3. 4,940 views
A particle starts from the origin at t = 0 with an initial velocity of 5.5 m/s along the positive x axis.If the acceleration is
1. 1 answer
2. asked by julia
3. 4,054 views
IDENTIFY THE CONJUGATE ACID-BASE PAIR IN THE FOLLOWING REACTIONS.A) HSO4^- + SO3^2- <---> HSO3^- + SO4^2- B) S^2- + H20 <---->
1. 3 answers
2. asked by HELPPPPP
3. 3,868 views
A gas mixture contains oxygen and argon at partial pressures of 0.60 atm and425 mmhg. If nitrogen gas added to the sample
1. 2 answers
2. asked by Ashleigh
3. 3,515 views
A lunar lander is descending toward the moon's surface. Until the lander reaches the surface, its height above the surface of
1. 1 answer
2. asked by merve
3. 3,505 views
A trough is 12 feet long and 3 feet across at the top. It ends are isosceles triangles with a height of 3 feet. If water is
1. 2 answers
2. asked by Kelsey
3. 3,317 views
3. A car speeds up from 10.0 m/s to 30.0 m/s in 3.0 s. What is its acceleration? In your response, show your work, the given and
1. 1 answer
2. asked by Anonymous
3. 3,254 views
water is poured into a conical paper cup so that the height increases at the constant rate of 1 inch per second. if the cup is 6
1. 1 answer
2. asked by rachel
3. 3,140 views
Help me!;/1) my numerator is 6 less than my denominator. I am equivalent to 3/4. 2)my denominator is 5 more than twice my
1. 3 answers
2. asked by Berenice chico
3. 2,681 views
A rubber ball of mass 18.0 g is dropped from a height of 1.75 m onto a floor. The velocity of the ball is reversed by the
1. 2 answers
2. asked by Kellie
3. 2,560 views
Suppose a stone is thrown at an angle of 30 degrees below the horizontal, if it strikes the ground 57m away, find (a)the time of
1. 5 answers
2. asked by Gail
3. 2,298 views
An airplane flying horizontally at a constant speed of 350 km/h over level ground releases a bundle of food supplies. Ignore the
1. 1 answer
2. asked by Linda
3. 2,120 views
let y=(x+sin(x))^2f(x)=? g(x)=? (f o g)'=? compute the derivative using the chain rule
1. 1 answer
2. asked by Mark
3. 1,980 views
What are two equivalent fractions for 3/10 and 7/13 and 15/33?
1. 8 answers
2. asked by Berenice chico
3. 1,965 views
A right circular cone is inscribed in a sphere of radius r. Find the dimensions of the cone that maximize the volume of the
1. 1 answer
2. asked by DJ
3. 1,893 views
A spherical metal dome of radius 15 cm is electrically charged. It has a positive charge of +2.5 μC distributed uniformly on
1. 2 answers
2. asked by Ink
3. 1,857 views
A block of mass = 0.85 kg is connected to a spring of force constant = 775N/m on a smooth, horizontal surface.1) Plot the
1. 1 answer
2. asked by leeece
3. 1,741 views
A 5.00kg ornament is hanging by a 1.2m wire when it is suddenly hit by a 3.00kg missile traveling horizontally at 10.0 m/s. The
1. 2 answers
2. asked by Brandi
3. 1,727 views
Hi Please help verify my answer to the following question:0.500g of pure phosphorous was burned in excess pure oxygen to give a
1. 2 answers
2. asked by Helpme
3. 1,720 views
A right circular cone is inscribed in a sphere of radius r. Find the dimensions of the cone that maximize the volume of the
1. 2 answers
2. asked by Shayna
3. 1,614 views
WHAT TYPE OF REACTION CAUSES THE FORMATION OF METALLIC MERCURY AND NAME THE REAGENT RESPONSIBLE?WHAT CAUSES THE SILVER CHLORIDE
1. 1 answer
2. asked by HELPPPP
3. 1,600 views
Write a total ionic equation for the reaction (if any) of FeCl2 with Cu, and for the reaction (if any) of FeCl2 solution with Al
1. 1 answer
2. asked by Stef
3. 1,573 views
I have no idea how to do this problem, and I've been searching through my book for an hour. Help please?An energy of 2.0x10^2
1. 3 answers
2. asked by Mikaela
3. 1,562 views
A boy standing in a ditch throws a baseball upward toward his father. The ball leaves his hand at ground level, with an initial
1. 1 answer
2. asked by tab
3. 1,473 views
1- Who Killed Lord Randall?a. His girlfriend b. A rival for his girlfriend's love c. His girl friend's Father d.the killer's
1. 6 answers
2. asked by Mark J
3. 1,466 views
Calculate the number of grams needed to be dissolved and diluted to 100 ml to prepare 0.200M solution for the following
1. 1 answer
2. asked by Stumped
3. 1,373 views
In order to open the clam it catches, a seagull will drop the clam repeatedly onto a hard surface from high in the air until the
1. 2 answers
2. asked by asdfghjkl
3. 1,301 views
Find the volume of 0.120 M hydrochloric acid necessary to react completely with 1.51 g Al(OH)^3
1. 3 answers
2. asked by kay
3. 1,300 views
A ball is thrown upward.What is its maximum height? Its initial vertical speed is 11.5 m/s and the accelerationof gravity is 9.8
1. 2 answers
2. asked by asdfghjkl
3. 1,294 views
A force ~F = Fx ˆı+Fy ˆ| acts on a particle thatundergoes a displacement of ~s = sx ˆı + sy ˆ| where Fx = 10 N, Fy = −1
1. 0 answers
2. asked by physics
3. 1,292 views
if home plate is 60.5 feet from the pitcher's mound, find the distance from the pitcher's mound of a major league baseball field
1. 3 answers
2. asked by susan
3. 1,248 views
given that the first term of an Ap is 7 and its 10th term is twice the second term. calculate the sum of the 28 term.
1. 3 answers
2. asked by Anonymous
3. 1,240 views
For ethanol, C2H5OH, which is mixed with gasoline to make the fuel gasohol, H°f = -277.63 kJ/mol. Based upon data in Table 6.2,
1. 1 answer
2. asked by A
3. 1,234 views
angle d and e for linear pair and measure of angle e equal 3m angle d find the measure of each angle and the measure of the
1. 1 answer
2. asked by sue-ann
3. 1,232 views
6.] Replace the integral in exercise 5 (int. (1/ 1 – t) dt a = 0, b = 1/2with ?1/(1+t) dt with a = 0, b = 1, and repeat the
1. 0 answers
2. asked by Rajeev
3. 1,222 views
Explain the function of the aluminum wire and the mercury II chloride when testing for tin?when testing for antimony, what
1. 3 answers
2. asked by CHEM
3. 1,200 views
Which of the followings is NOT characteristic of a good letter to the editor?a. Being rational b. being lenghty c. using good
1. 3 answers
2. asked by lisa
3. 1,188 views
. On Earth the Mars rover had a weight of 9800 N. What will be its weight on marswhere the acceleration due to gravity is 4 m/s
1. 1 answer
2. asked by june
3. 1,188 views
Given b is the midpoint of AC. AB=6x+7 and BC is 18x-4 what is the length of AB BC AC
1. 3 answers
2. asked by Eddie
3. 1,179 views
light travels at a constant speed of 3x10*11 cm/sec. how long does it take light to reach the earth a distance of 1.5x10*8 km.
1. 1 answer
2. asked by Dan
3. 1,177 views
From the position vs time graph of an object moving with constant acceleration,how could you find the velocity
1. 1 answer
2. asked by Nick
3. 1,162 views
A study of graduates average grades and degrees showed the following results: B.S. Degrees, 15 graduates averaged Grade A, 8
1. 1 answer
2. asked by Karen
3. 1,153 views
how long will it take an investment of $5000 to grow to $8000 if it is invested at 7.8% per year compounded weekly?
1. 2 answers
2. asked by kate
3. 1,149 views
A small fish is dropped by a pelican that is rising steadily at 0.61 m/s.The acceleration of gravity is 9.81 m/s2.How far below
1. 2 answers
2. asked by anonymous
3. 1,136 views
refer to the reaction: 2Mg+O2->2MgO. complete the ICE table2Mg+ O2 2MgO I 1.25g 25.0g 0g C ? ? ? E ? ? ? I am so lost on the
1. 2 answers
2. asked by Gracy
3. 1,126 views
Please help me with this...I haven't got much time, so the sooner the better :) Could you tell me what the simple subjects &
1. 10 answers
2. asked by Mario Garcia
3. 1,116 views
This is about economic solution.There are 2 regions but they were given by different each other function of demand and
1. 0 answers
2. asked by Bayarbold
3. 1,102 views
Refer to 3CuCl2 (aq)+2Na3PO4 (aq) = Cu3(PO4)2+6NaCl (aq)If a student started with 18 grams of CuCl2 and enough Na3PO4 to
1. 1 answer
2. asked by Carly
3. 1,087 views
What special words does the author use to help you see hear, smell, and/or taste things in the story- The Tell- Tale Heart by
1. 1 answer
2. asked by David
3. 1,065 views
I hope you can check if the grammar is OK in the following sentences. Thank you.1) Female roles were perfomed/played/acted by
1. 1 answer
2. asked by Henry
3. 1,052 views
(BLANK) is the method by which a corporation "writes down" the cost of an assent over a period of years as opposed to (BLANK)
1. 0 answers
2. asked by Patt
3. 1,049 views
ball is thrown up at 88 ft/s from a height of 25 feet. Path of ball isy = -16t^2 + 88t +25. y is the height of ball above the
1. 1 answer
2. asked by BJ
3. 1,012 views
imagine you have a simple calculator that can only do addition,subtraction,multiplication and division. show how you can still
1. 0 answers
2. asked by geoff
3. 1,006 views
A skier starts from rest at the top of a hill that is inclined at 10.3° with the horizontal. The hillside is 210 m long, and
1. 2 answers
2. asked by Anonymous
3. 1,005 views
Hi Im reposting incase my original post doesn't get read. Please see bottom for additional info that I need help getting
1. 2 answers
2. asked by Helpme
3. 1,002 views
Given the following functions: F(u)= u^(5/2) and g(x)= x^6+1, find-f(g(x))=?, f'(u)=?, f'(g(x))=?, g'(x)=?,(f o g)'(x)=?
1. 1 answer
2. asked by Mark
3. 984 views
Two cones are similar in shape and the ratio of corresponding lengths is 3:5.(a) if the radius of the smaller cone is 12cm, find
1. 1 answer
2. asked by Trissy
3. 981 views
Estimate the cost of ending inventory for August for Roman's Jewelry Store using the retail method on the following data:Cost
1. 1 answer
2. asked by Lecreshia
3. 980 views
In goats, the allele for black hair is dominant to that for red. Two black haired goats mated, producing twelve offspring. Of
1. 1 answer
2. asked by Leanna
3. 977 views
How many grams of carbon disulfide,CS2 will form if 0.450 mol of carbon is consumed in a 3C+2SO2=CS2 +2CO2 reaction
1. 2 answers
2. asked by denis
3. 972 views
AT A CERTAIN TEMPERATURE, THE REACTIONCO(g) + 2H2(g) <----> CH3OH (g) has Kc = 0.500 CO= 0.180 M H2= 0.220 M WHAT IS THE
1. 3 answers
2. asked by HELP IM LOST
3. 954 views
Examining reasons and constructing arguments can help in (Points : 1)everyday life. science. ethics. All of the above.
1. 1 answer
2. asked by Anonymous
3. 952 views
Factor and simplify the expression.1-sin^3 x
1. 1 answer
2. asked by Amber
3. 952 views
Calculate the concentrations of all species present in a 0.32 M solution of ethylammonium chloride (C2H5NH3Cl).
1. 1 answer
2. asked by timothy
3. 948 views
A motorist traveling at 15m/s encounters a deer in the road 38m ahead.If the maximum acceleration the vehicle's brakes are
1. 0 answers
2. asked by Dawn
3. 948 views
A 45 kg boy running at 3 meters per second jumps on to a 97 kg sled that is initially at rest. Find the resulting speed of the
1. 1 answer
2. asked by Linda
3. 946 views
which state usually has the coldest year round weather and why: Tennessee, Oregon, Arizona, Georgia? My answer is Oregon. Why?
1. 4 answers
2. asked by Reed
3. 939 views
An airplane is dropping bales of hay to cattle stranded in a blizzard on the Great Plains. The pilot releases the bales at 140
1. 0 answers
2. asked by merve
3. 926 views
Could you please check these sentences, too? Thank you very much.1) The witches were associated with the devil. 2) Once you told
1. 1 answer
2. asked by Henry
3. 909 views
what force is needed to accelerate at child on a sled at 1.4 meters per second square (total mass 55 kilo gram)
1. 1 answer
2. asked by jessie
3. 896 views
Can anyone check this text and if there are any mistakes, fix it?I am writing to complain about the advertisement for your new
1. 2 answers
2. asked by Peter
3. 893 views
Determine the pH of a 0.10 M MgCl2 solution.
1. 2 answers
2. asked by Anon
3. 880 views
Suppose f(x,y) = XY(1-10X-5Y).f(x,y) has 4 critical points. List them in increasing lexographic order. By that we mean that (x,
1. 0 answers
2. asked by Rajeev
3. 877 views
Prove that you have constructed point C on segment EF such that angle ACE is congruent to angle BCF. (Points A and B are on the
1. 0 answers
2. asked by Amy
3. 867 views
Can you check if this is correct please?a) How many moles of sodium hydroxide are there in 19.00 cm3 of 0.100 mol dm3? My
1. 2 answers
2. asked by Franky
3. 867 views
Data: SO2(g) + ¨öO2(g) ¡æ SO3 (g) ¥ÄH = -99.1 kJ Given the above data, calculate the enthalpy change ¥ÄH when 89.6 g of
1. 1 answer
2. asked by syd
3. 867 views
The highest barrier that a projectile can clear is 14.5 m, when the projectile is launched at an angle of 31.0 ° above the
1. 1 answer
2. asked by Heather
3. 856 views
Thank you. I forgot to add the following questions.1) The devices used by Wordsworth are: Similes (lonely as a cloud ......),
1. 1 answer
2. asked by Henry
3. 847 views
Prepare a schedule that lists the components of and calculates the personal and dependent exemption amount (based on current
1. 1 answer
2. asked by Jamie
3. 841 views
A student found that there are 115 drops of glacial acetic acid in 2.00 mL. Calculate the number of drops of glacial acetic
1. 2 answers
2. asked by Erin
3. 831 views
I wanted to know what is Walmart Internal Consistency ?Employee's goal that work in walmart Employer's goal ( walmart)
1. 1 answer
2. asked by Lana
3. 826 views
explain how risk is taken into account for a financial instrument.
1. 0 answers
2. asked by meg
3. 826 views
Suppose that a mating between phenotypically normal parents produces two normal daughter and one son affected with hemophilia
1. 1 answer
2. asked by Billy
3. 819 views
A Projectile IS FIRED FROM THE TOP OF A BUILDING WITH AN INITIAL VELOCITY STRAIGH UPWARD AT 40.0 M/SEC . THE TOP OF THE BUILDING
1. 2 answers
2. asked by HELPPMEEEEEEEEEE
3. 810 views
Show that of all rectangles with diagonal length c, the square has the largest area.
1. 1 answer
2. asked by DJ
3. 809 views
Visit the following Web sites and explore the collections of Ancient Art there:The Metropolitan Museum of Art The Louvre Museum
1. 5 answers
2. asked by Erin
3. 801 views
The length of the base of an isosceles triangle is one fourth the length of one of its legs. If the perimeter of the triangle is
1. 2 answers
2. asked by amanda
3. 799 views
A rescue helicopter drops a crate of supplies from a height of 160 feet. After t seconds, the crate is 160 - 16t^2 feet above
1. 1 answer
2. asked by Kyle
3. 780 views
An object is released from rest on a planetthat has no atmosphere. The object falls freely for 5.03 m in the first second. What
1. 1 answer
2. asked by asdfghjkl
3. 770 views
• Write a 700- to 1,050-word essay in which you answer the following questions:1. What distinguishes African American Muslims
1. 1 answer
2. asked by Kim
3. 769 views
A car traveling at a constant velocity of 30.0 m/sec passes an intersection at time t=0. 45 seconds later a second car passes
1. 1 answer
2. asked by Daniel
3. 764 views
What is the reagent responsible for the formation of H2S in the qualitative analysis of group II?when the cations are separated
1. 2 answers
2. asked by PLEASE
3. 762 views
the "me attitude" in writing:a. shows the reader you are serving his/her ineterest b. focuses on you and your organization c.
1. 5 answers
2. asked by lisa
3. 753 views
the coach wants to introduce each of the starting players at tuesday's game. in how many different orders can each of the 5
1. 1 answer
2. asked by Anonymous
3. 744 views
A ladder, mass 40 kg, 5 m long, is leaning against a vertical frictionless wall atan angle of 50egrees to the vertical. It is
1. 0 answers
2. asked by Austin
3. 744 views
Find the linear momentum and kinetic energy of a bullet of mass 4.80e-2 kg moving at a speed of 320 m/s.I found the linear
1. 2 answers
2. asked by Kellie
3. 732 views
1. How many grams of P4 will react with 35.0 grams of H2O according to the balanced equation P4+5O2+6H2O=4H3PO4?2. If you have
1. 1 answer
2. asked by Carly
3. 724 views
What does it mean to say that two genes are "linked"? Can linked genes assort independently? Why or why not?
1. 0 answers
2. asked by Anonymous
3. 719 views
IF AFTER PRECIPITATION OF THE GROUP I CATIONS AS CHLORIDES BY THE REACTION WITH HCL NEARLY ALL OF THE PRECIPITATE DISSOLVES IN
1. 1 answer
2. asked by HELPP NO IDEA
3. 717 views

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