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Questions Asked on March 16, 2014

A 10 foot ladder is placed against a vertical wall of a building, with the bottom of the ladder standing on level ground 8 feet
1. 2 answers
2. asked by pam
3. 6,445 views
This is a problem I got on my Mastering Chemistry homework:Consider the following reaction: H2(g)+I2(g)⇌2HI(g) A reaction
1. 3 answers
2. asked by Anna
3. 4,590 views
An architect has allocated a rectangular space of 264ft^2 for a square dining room and a 10ft wide kitchen. What is both the
1. 1 answer
2. asked by pam
3. 3,568 views
THE SOUTH AFRICAN GOVERNMENT IS NOT PROVIDING ENOUGH WELFARE OR SUBSIDIES TO THE POOR AND UNDERPRIVILEDGED.1.What are welfare
1. 23 answers
2. asked by Penwell
3. 3,563 views
Find the point on the line –2x+2y–3=0 which is closest to the point (–4–4).Please provide solution. ( , ) Thanks guys!
1. 2 answers
2. asked by Issac
3. 3,140 views
Your research the average cost of whole milk for several years to look for trends the table shows your data what is the equation
1. 2 answers
2. asked by snow
3. 2,520 views
Underline the gerund phrase in each sentence. Then, indicate whether the phrase functions as a subject (S), an object of a
1. 2 answers
2. asked by felicity turner
3. 2,411 views
What is a trend line on a scatter plot?A. a visual representation of the relationship between two variables. B. a line
1. 3 answers
2. asked by Anonymous
3. 2,315 views
list three sets of rhyming words from this poem. One set has four words.Summer. When summer blues the skies and thrushes sing
1. 4 answers
2. asked by Anonymous
3. 2,202 views
please solve 100 divided by 5 to the 2nd power times 4 to the 3rd power.
1. 3 answers
2. asked by Rose
3. 2,163 views
Let X and Y be normal random variables with means 0 and 2, respectively, and variances 1 and 9, respectively. Find the
1. 4 answers
2. asked by abc
3. 2,157 views
2. A survey of 259 families was made to determine their vacation habits. The two way table below sorts the families by location
1. 3 answers
2. asked by shantel
3. 2,072 views
1.D2.A 3.D 4.B 5.C 6.C 7.B 8.A 9.D 10.D 11.B 12.A 1. Joey lifts a heavy backpack off the ground.as he lifts the backpack,he
1. 1 answer
2. asked by Kayla
3. 2,070 views
What is your opinion of the balance of nature hypothesis? Would the deer on the island be better off, worse off, or about the
1. 2 answers
2. asked by Anonymous
3. 1,883 views
"You should just go somewhere. You ruined our relationship, and I don't want to talk to you anymore," Bertha said to Mitchell as
1. 3 answers
2. asked by Anonymous
3. 1,776 views
Allen's hummingbird (Selasphorus sasin) has been studied by zoologist Bill Alther.† Suppose a small group of 17 Allen's
1. 1 answer
2. asked by Alexus
3. 1,653 views
Using the Second Partials TestFind the relative extrema of f(x,y)=-x^(3)+4xy-2y^(2)+1
1. 1 answer
2. asked by tony
3. 1,511 views
1. When confronted with a moral dilemma, care ethics encourages us to consider:A. relevant duties and imperatives. B. equality
1. 4 answers
2. asked by Any
3. 1,484 views
the contents of a can of air freshener are gaseous when sprayed but remain a liquid in the can due to what?
1. 1 answer
2. asked by Steve
3. 1,463 views
You draw one card from a shuffled standard deck or cards (cards are in four suits-red diamonds, red heart, black clubs and black
1. 3 answers
2. asked by HELEN
3. 1,460 views
A 28000 kg railroad freight car collides with a stationary caboose car. They couple together, and 20 percent of the initial
1. 2 answers
2. asked by Tully
3. 1,456 views
A debate team of 4 is to be chosen from a class of 29 where the order in which the members of the team are chosen does not
1. 1 answer
2. asked by Maddie
3. 1,418 views
a substance made of two or more elements chemically combined in a set ratio or proportion is called what
1. 1 answer
2. asked by Steve
3. 1,395 views
when molecules of water vapor in the air come into contact with a cold can of soda they lose energy slow down and form a liquid
1. 2 answers
2. asked by Steve
3. 1,341 views
Using a Lagrange Multiplier with One Constraint.Find the maximum value of f(x,y)=4xy, where x>0 and y>0, subject to the
1. 1 answer
2. asked by tony
3. 1,321 views
1. With regard to how we feel about ourselves and our own accomplishments, which of the following would be the virtuous midpoint
1. 1 answer
2. asked by Any
3. 1,307 views
A rectangular prism has a width of 92 ft and a volume of 240 ft3. Find the volume of a similar prism with a width of 23 ft.Round
1. 2 answers
2. asked by anonymous
3. 1,299 views
Use appropriate Lagrange interpolating polynomials of degrees one, two, and three to approximate each of the following: a.
1. 1 answer
2. asked by Ahmed
3. 1,275 views
which one of the following lines best illustrates personification?a. spring is a dream unsung b. a narrow wind complains all day
1. 4 answers
2. asked by cali
3. 1,245 views
Ms.whittier wrote the following on the board:the product of 6 and the sum of 4 and 5.sherry wrote the following
1. 3 answers
2. asked by melissa
3. 1,244 views
using the method of shells, set up, but don't evaluate the integral, an integral for the volume of the solid obtained by
1. 1 answer
2. asked by marks
3. 1,230 views
Teenage drivers pay more for automobile insurance than older drivers. Also, many insurance companies offer discounts for teenage
1. 0 answers
2. asked by HELEN
3. 1,226 views
Fallacies are errors in:emotional appeal organizational structure logical thinking choice of details
1. 1 answer
2. asked by thatdancingchic
3. 1,200 views
calculate the molarity of the solution prepared by dissolving 16.45g NH4NO3 in water to make 250.mL solution.
1. 2 answers
2. asked by hunter
3. 1,175 views
Help pleaseselect the approcimate values of x that are solutions to f(x)=0 where f(x)=-5x^2+8x+5 I so am lost please show me
1. 1 answer
2. asked by * HOPELESS
3. 1,159 views
A food manufacturer samples 7 bags of pretzels off the assembly line and weighs their contents. If the sample mean is 14.2 oz
1. 1 answer
2. asked by Anonymous
3. 1,131 views
your acquisition program expects to award a vehicle production contract in April 2005. The first item from this contract is
1. 2 answers
2. asked by Anonymous
3. 1,129 views
a substance made of two or more elements chemically combined in a set ratio or proportion is called what
1. 1 answer
2. asked by Steve
3. 1,124 views
The variables arr1 and arr2 have been declared as pointers to integers . An array of 10 elements has been allocated, its pointer
1. 0 answers
2. asked by Frank
3. 1,123 views
1) If N is the set of natural numbers that are factors of 18, represent this set in roster form.2) Suppose
1. 0 answers
2. asked by Math Help? Please
3. 1,101 views
5-24,3-40,8-15, 12-...?What is the missing number?
1. 0 answers
2. asked by Namith
3. 1,080 views
Calculate the amount of energy released per gram of nuclei when 2 protium nuclei react to form deuterium nucleus (protium =
1. 1 answer
2. asked by Nina
3. 1,070 views
when exposed to the same amount of heat for the same amount of time, a 3 g sample of copper will experience a greater
1. 2 answers
2. asked by Steve
3. 1,065 views
What is the molarity of an aqueous solution that is 6.44% glucose (C6H12O6) by mass? (Assume a density of 1.03 g/mL for the
1. 2 answers
2. asked by Shelby
3. 1,063 views
Solve the boundary-value problem.y'' + 5y' - 6y = 0 , y(0) = 0 , y(2) = 1
1. 1 answer
2. asked by Sandy
3. 1,059 views
1. Which of the following is a key Aristotelian idea that describes a midpoint between extremes of excess and deficiency?A.
1. 1 answer
2. asked by Any
3. 1,059 views
"You should just go somewhere. You ruined our relationship, and I don't want to talk to you anymore," Bertha said to Mitchell as
1. 4 answers
2. asked by Sue
3. 1,047 views
Differentiate f and find its domain. Show step by step please!f(x)=lnlnln(x) Thanks!
1. 4 answers
2. asked by JuYoung
3. 1,044 views
The base of a solid is bounded by y =|x|+a, 0<a<3, and the line y=3. find in cu. units in terms of a, the volume of the solid if
1. 1 answer
2. asked by Anon
3. 1,042 views
Let X and Y be normal random variables with means 0 and 2, respectively, and variances 1 and 9, respectively. Find the
1. 1 answer
2. asked by abc
3. 1,008 views
calculate the heat given up when 0.1kg of steam at 100¡ã© condenses to h20 at 40¡ã©(s.l.h of vaporisation = 2.2¡Á10^6)
1. 0 answers
2. asked by soft
3. 1,007 views
Solve the initial-value problem.y'' - 2y' + y = 0 , y(2) = 0 , y'(2) = 1
1. 1 answer
2. asked by Sandy
3. 1,001 views
A 540 g block is released from rest at height h0 above a vertical spring with spring constant k = 320 N/m and negligible mass.
1. 0 answers
2. asked by Fiona
3. 978 views
Find the surface area of a square pyramid with a base length of 11 cm and a slant height of 15 cm.472 cm2 451 cm2*** 781 cm2 330
1. 7 answers
2. asked by anonymous
3. 972 views
Compare the standard deviation for the heights of males and the standard deviation for the heights of females in the class.
1. 1 answer
2. asked by Phil
3. 960 views
What is a mutation? How does this change the information in a DNA molecule?
1. 2 answers
2. asked by Anonymous
3. 959 views
According to the record of the registrar's office at a state university, 40% of the students are freshman, 25% are sophomore,
1. 2 answers
2. asked by Morgan
3. 951 views
The acceleration of a particle moving only on a horizontal xy plane is given by a=5ti+6tj, where a is in meters per
1. 1 answer
2. asked by Stacey
3. 930 views
Towns A to F are to be connected by cable along existing roads. Need to figure the minimum length of cable required. Eash town
1. 0 answers
2. asked by Cassidy
3. 914 views
Use Gauss Jordan Elimination to write the solution of the system of equations:x1+4x2+2x3=17 3x1+x2-5x3=7 2x1-3x2-7x3=-10
1. 3 answers
2. asked by Sharon
3. 910 views
5) How many mL of 1M HCl is used to make the following dilutions?a) 100mL of 0.1M HCl = b) 250mL of 0.5M HCl= c) 10ml of 0.01M
1. 2 answers
2. asked by Selina
3. 902 views
Assuming that the volumes of carbon diox-ide and of propane are measured under the same experimental conditions, what volume of
1. 1 answer
2. asked by whitney
3. 896 views
1.Read the paragraph and translate them into Korean one by one.2. Read each sentence and translate the sentence into Korean one
1. 1 answer
2. asked by rfvv
3. 893 views
A 2.2 uC charge is located on the x-axis at x = -1.5 m. A 5.4 uC charge is located on the x-axis at x = 2.0m. A 3.5 uC charge is
1. 0 answers
2. asked by Anonymous
3. 889 views
the Dwyer corporation incurred costs of 114000 in purchasing a process which it eventually had patented. The patent was issued
1. 1 answer
2. asked by Diana
3. 870 views
2 NaOH + CuSO4  Na2SO4 + Cu(OH)2100g of Cu(OH)2 is needed. Assuming 100% yield, how much of 1M NaOH and 0.5M CuSO4 must be
1. 1 answer
2. asked by Selina
3. 860 views
15.00 mL of 0.01200 M EDTA were used to titrate 50 mL aliquot solution containing iron (II). How much iron (II) is present in
1. 2 answers
2. asked by Nina
3. 853 views
Choose 3 works of art from 3 artists from the Baroque period through the Postmodern era. Your 3 works of art should come from
1. 3 answers
2. asked by jor-rell
3. 843 views
What is the percent by volume concentration of a solution containing 300.mL of isopropyl alcohol and enough water to give 400.ml
1. 1 answer
2. asked by Hannah
3. 838 views
Find the volume of a cone with a radius of 10 mm and a height of 6 mm.628 mm3 600 mm3 1,884 mm3 1,254 mm3*** Find the lateral
1. 3 answers
2. asked by anonymous
3. 834 views
When the rate of the reaction 2NO+O2=2NO2 was studied, the rate was found to double when the O2 concentration alone was doubled
1. 0 answers
2. asked by Anonymous
3. 831 views
2) Given the balanced reaction equation predict the moles of each product given the following reactants:AlCl3 + 3 NaHCO3
1. 2 answers
2. asked by Selina
3. 829 views
he most important difference between managing and leadership can best be described as follows
1. 1 answer
2. asked by Anonymous
3. 827 views
Christopher wants to determine how far away a helicopter is from where he is standing. He knows the helicopter is sitting on the
1. 1 answer
2. asked by Morgan
3. 824 views
A 2.2 C charge is located on the x-axis at x = -1.5 m. A 5.4 C charge is located on the x-axis at x = 2.0m. A 3.5 C charge is at
1. 1 answer
2. asked by Anonymous
3. 824 views
when an electric current is passed through water 2 gasses are formed is this a chemical or physical change
1. 1 answer
2. asked by Steve
3. 823 views
The distance versus time plot for a particular object shows a quadratic relationship. Which column of distance data is possible
1. 0 answers
2. asked by ry
3. 795 views
there are two kinds of law in south africa.write a paragraph in which you identify these two kinds of sources of law;name the
1. 1 answer
2. asked by nancy
3. 789 views
The specific heat of ethanol is 0.59 cal/g Celsius If one adds 450 cal of heat to 37 g of ethanol at 20 celsius what would the
1. 1 answer
2. asked by Anonymous
3. 777 views
The distance versus time plot for a particular object shows a quadratic relationship. Which column of distance data is possible
1. 1 answer
2. asked by ry
3. 775 views
A 2.2 C charge is located on the x-axis at x = -1.5 m. A 5.4 C charge is located on the x-axis at x = 2.0m. A 3.5 C charge is at
1. 0 answers
2. asked by Anonymous
3. 764 views
A 0.380 kg pendulum bob passes through the lowest part of its path at a speed of 2.03 m/s. What is the tension in the pendulum
1. 1 answer
2. asked by JOE
3. 760 views
1.D2.A 3.D 4.B 5.C 6.C 7.B 8.A 9.D 10.D 11.B 12.A 1. Joey lifts a heavy backpack off the ground.as he lifts the backpack,he
1. 1 answer
2. asked by Kayla
3. 759 views
The net reaction for fusion on a star like our Sun is: 4H(1,1) ==> He(4,2) + 2e(0,+1)Calculate the mass defect for this
1. 0 answers
2. asked by Jay
3. 740 views
Put an accent mark above the strong beats in the first four lines of the poem : Back and Forth. Back and forth go the ferries,
1. 5 answers
2. asked by ezekiel
3. 739 views
I posted a question for my education class yesterday and have gotten no reply. Will you look at it and see if you can help me. I
1. 2 answers
2. asked by Cathy
3. 737 views
do pure substances have different chemical and physical properties?
1. 1 answer
2. asked by Steve
3. 725 views
I think you transposed the numbers for mass proton on your post yesterday which may be the reason you had trouble getting the
1. 1 answer
2. asked by DrBob222
3. 720 views
You are pouring water from a cylindrical can is 7 cm in diameter and 10 cm high into a rectangular pan that is 20 cm in width, 9
1. 1 answer
2. asked by Camilla
3. 708 views
Determine the rate constant for the following second-order reaction: A=C+2D given that the initial concentration of A is .3 M
1. 1 answer
2. asked by Anonymous
3. 698 views
When a teapot boils, we see a white cloud rising from the spout. The white cloud is composed of:A. water in the liquid phase B.
1. 1 answer
2. asked by Anonymous
3. 697 views
A man wishes to cross a river from A to B, a distance of 800m. He can row at 8km per hour, in what direction should he head the
1. 1 answer
2. asked by Anna
3. 695 views
If r = 9 units and h = 7 units, what is the volume of the cylinder?
1. 2 answers
2. asked by Rebecca
3. 694 views
Use logarithmic differentiation to find the derivative of the function.y = (tan x)^(7/x)
1. 1 answer
2. asked by Kimberly
3. 694 views
Light travels at a constant speed of 3.0 x 105km/s. The distance between the Sun and the Earth is about 1.5 x 108km. Use the
1. 0 answers
2. asked by Lilly
3. 693 views
Hi i'm looking for some help finding information on the topic of "mineral deposits" - specifically; where are Ontario, Canada's
1. 1 answer
2. asked by Mikey
3. 682 views
A standard pack of 52 cards consists of 4 suits, hearts, diamonds, clubs and spades. Each suit has 13 cards, from Ace to King.
1. 1 answer
2. asked by Fung
3. 674 views
350g ofwater at 30 degree celcius is contained in a copper vessel of mass 50g. Calculate the mass of ice required to bring down
1. 0 answers
2. asked by manoj
3. 665 views
Use logarithmic differentiation to find the derivative of the function. show steps please!y=(e^-xcos^2(x))/(x^2+x+1)
1. 2 answers
2. asked by Tim
3. 662 views
A .75kg block is going at a velocity of 1.5m/s and moves on a frictionless surface. Then all of a sudden, the block hits a rough
1. 0 answers
2. asked by Jared
3. 649 views

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