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Questions Asked on October 17, 2011

If a rock is thrown upward on the planet Mars with a velocity of 17 m/s, its height (in meters) after t seconds is given by H =
1. 1 answer
2. asked by Katrina
3. 16,903 views
A baseball approaches home plate at a speed of 43.0 m/s, moving horizontally just before being hit by a bat. The batter hits a
1. 3 answers
2. asked by Lauren
3. 6,687 views
{Exercise 3.55}Morningstar tracks the total return for a large number of mutual funds. The following table shows the total
1. 2 answers
2. asked by abdull
3. 5,848 views
In Chemistry: what is ph during the titration of 20.00ml of 0.1000m triethylamine (ch3ch2)3n (kb=5.2x 10-4) with 0.1000m HCL
1. 2 answers
2. asked by jain
3. 5,351 views
I'm working on a first year chemistry lab where we synthesized alum from alunimini foil and I'm doing the report and one of the
1. 4 answers
2. asked by clam
3. 5,152 views
CH3OH(g) ----> CO(g) + 2H2 (g) (delta H =+90.7k)A) is heat absorbed or released in the course of this reaction? b) calculate the
1. 2 answers
2. asked by Anna
3. 4,941 views
A boy starts at rest and slides down a frictionless slide as in the figure below. The bottom of the track is a height h above
1. 7 answers
2. asked by Brandon
3. 4,249 views
A toy chest and its contents have a combined weight of W = 180 N. The coefficient of static friction between toy chest and floor
1. 3 answers
2. asked by S.Jacob
3. 3,963 views
A boy has a mass of 45 kg and is running with a velocity of 8 m/s. Find the boy's kinetic energy.
1. 2 answers
2. asked by angela
3. 3,535 views
You are pushing a 30-kg wooden crate across the floor. The force of sliding friction on the cate is 90 N. How much force, in
1. 5 answers
2. asked by Sharon
3. 3,503 views
Which of the following statements from Euclidean geometry is also true of spherical geometry?A) A line has infinite length. B)
1. 3 answers
2. asked by Heather
3. 3,215 views
Hg2+ + 2Cl- → HgClMercuric nitrate was standardized by titrating a solution containing 147.6 mg of NaCl(FM 58.44), which
1. 3 answers
2. asked by Asuna
3. 3,069 views
An electron of mass 9.11 10-31 kg has an initial speed of 3.00 105 m/s. It travels in a straight line, and its speed increases
1. 4 answers
2. asked by carlton
3. 2,954 views
The specific heat of silver is 0.057 calories/gram°C. If 10.0 grams of silver were heated and the temperature of the sample
1. 4 answers
2. asked by emily
3. 2,748 views
to compare3/8 and 9/16 what equivalent fraction could you find?
1. 3 answers
2. asked by sunny
3. 2,738 views
You buy a plastic dart gun, and being a clever physics student you decide to do a quick calculation to find its maximum
1. 5 answers
2. asked by Tina
3. 2,611 views
1) The specific heat of solid copper is 0.385 J/g(C). What thermal energy change occurs when the temperature of a 34.10 g sample
1. 4 answers
2. asked by Jen
3. 2,440 views
Name the four oceans in order of size, largest to smallest. My answer- Pacific Ocean, Atlantic Ocean, Indian Ocean, and Arctic
1. 3 answers
2. asked by Reed
3. 2,322 views
A 570.0 g ball moves in a vertical circle on a 103.0 cm-long string. If the speed at the top is 4.30 m/s, then the speed at the
1. 1 answer
2. asked by :(
3. 2,270 views
the specific heat of aluminum is 0.900 J/g degrees celsius. how much energy is required to heat 45.0g of aluminum from 20.0
1. 2 answers
2. asked by Meg
3. 2,170 views
Arrange the following systems in order of increasing randomness or disorder(bring with the most ordered system)1 mol liquid
1. 2 answers
2. asked by Maci
3. 2,096 views
Create a rational function such that the graph of has vertical asymptotes at x=5 and x= -7, a hole at x=2 , and a horizontal
1. 1 answer
2. asked by Brianna
3. 2,079 views
the time a male bungee jumps is freely falling is 1.5 seconds. what is the velocity of the jumper at the end
1. 2 answers
2. asked by benjie pauig
3. 1,977 views
A true-false test consists of 50 questions. how many does a student have to get right to convince you that he is not merely
1. 1 answer
2. asked by julia42
3. 1,756 views
How many Moles of H are in 2.20 moles of H3PO4? and how do you figure that out? Thanks!
1. 1 answer
2. asked by Alexa
3. 1,732 views
6. Suppose that you travel to a planet that has 4 times the Earth’s mass and 4 times the Earth’s radius. Calculate how much
1. 1 answer
2. asked by Anonymous
3. 1,694 views
The profit p(x) of a cosmetics company , in thousands of dollars . is given by p(x) =-5t^2=400x-2550, where x is the amount
1. 2 answers
2. asked by Erin
3. 1,693 views
Which of the following substances are homogeneous and which are heterogeneous? Blood, carbon dioxide gas, solid carbon dioxide,
1. 1 answer
2. asked by Sheryl
3. 1,670 views
How many milligrams of magnesium palmitate will precipitate from 965ml of this solution when it is cooled from 50C to 25C? For
1. 3 answers
2. asked by matt
3. 1,623 views
The synthesis of urea by Frederich Wöhler in 1825 began the decline of the idea that "organic" chemicals could only be made by
1. 1 answer
2. asked by Anonymous
3. 1,608 views
If the base of an isosceles triangle has a length of 10, what is the shortest possible integral value for the length of each of
1. 1 answer
2. asked by dee
3. 1,477 views
A large painting in the style of Rubens is 3 feet longer than it is wide. If the wooden frame is 18 in wide and the area of the
1. 1 answer
2. asked by Wooah
3. 1,474 views
you and a child are on skates and you give each other a push. if the mass of the child is half your mass, who has the greater
1. 1 answer
2. asked by Cowgirl
3. 1,375 views
A block of mass m = 2.00 kg is released from rest at h = 0.400 m from the surface of a table, at the top of a θ = 35.0°
1. 0 answers
2. asked by carlton
3. 1,367 views
An unknown molybdate (MoO4^-2) solution (50.00ml) was passed through a column containing Zn(s) to convert molybdate into Mo^3+.
1. 1 answer
2. asked by Ken
3. 1,355 views
Which of the following would anthropologists not consider a caste?A) the Eta of Japan B) Blacks in the American South in
1. 2 answers
2. asked by Tasha
3. 1,339 views
can u help to have an idea to get the correct answer.for the question below.What model of organizational behavior would be most
1. 4 answers
2. asked by jessie
3. 1,333 views
what was the goal of roosevelt's corollary to the monroe doctrine
1. 3 answers
2. asked by sadie
3. 1,309 views
In the Atwood machine shown below, m1 = 2.00 kg and m2 = 6.00 kg. The masses of the pulley and string are negligible by
1. 0 answers
2. asked by carlton
3. 1,303 views
Bill has just started working for a major grocery store as a check-out clerk. Mason is training him in the duties of the new
1. 2 answers
2. asked by sam
3. 1,290 views
The perimeter of a rectangular field is 312 yards. If the length of the field is 93 yards what is its width?
1. 2 answers
2. asked by emma
3. 1,286 views
The physical properties of ice are different from the physical properties of dry ice (frozen carbon dioxide). But the physical
1. 1 answer
2. asked by Anonymous
3. 1,256 views
Draw two ways to show 43 using place-value blocks.
1. 5 answers
2. asked by Rosa martines
3. 1,239 views
A canoe has a velocity of 0.39 southeast relative to the earth. The canoe is on a river that is flowing 0.59 east relative to
1. 1 answer
2. asked by oguz
3. 1,236 views
The question is - Into how many time zones is the Earth divided? My Answer is Twenty-Four time zones. Right?What is the
1. 1 answer
2. asked by Reed
3. 1,220 views
Which of the following gases will occupy the smallest volume at 300 K and 760 torr and why?80 g diatomic oxygen 80 g methane 80
1. 1 answer
2. asked by Sven
3. 1,215 views
As a sailboat sails 51.5 m due north, a breeze exerts a constant force 1 on the boat's sails. This force is directed at an angle
1. 2 answers
2. asked by Tito
3. 1,214 views
What kind(s) of particles make up (a) gaseous compound (b) liquid compound (c) solid compound?
1. 1 answer
2. asked by Brooke
3. 1,212 views
How do you do this?A block of metal measuring 3.0 cm X 4.0 cm X 5.0 cm has a mass of 470.0g. What is the density of the metal in
1. 2 answers
2. asked by Miranda
3. 1,201 views
Disease Trends and the Delivery of Health Care Services I need a final paper on this topic. any help would be wonderful. will
1. 1 answer
2. asked by teetee2478
3. 1,196 views
A crate of weight Fg is pushed by a force on a horizontal floor.(a) If the coefficient of static friction is μs, and is
1. 2 answers
2. asked by greg
3. 1,184 views
You measure one edge of a cube using a meter stick marked in centimeters. Unfortunately, the edge is longer than 1 m. You mark
1. 3 answers
2. asked by Miranda
3. 1,172 views
Can anyone please help me with these questions for the final exam?1) It is April, and you are the plant manager at a unionized
1. 0 answers
2. asked by eli
3. 1,132 views
a fire hose held near the ground shoots water at a speed of 6.5m/s at what angle should the ozzle point in order that the water
1. 1 answer
2. asked by kelly
3. 1,126 views
• Create a detailed ERD using the Entities and Attributes for Driver's Log document found on the Huffman Trucking Intranet
1. 0 answers
2. asked by mike
3. 1,122 views
Translate to an equation:h $100 bills and t $20 bills total $400 Graph the equation and use the graph to determine three
1. 1 answer
2. asked by Lynn
3. 1,115 views
Calculate the number of grams of CO2 is produced from 58.0g of glucose?______g. CO2
1. 1 answer
2. asked by Ginger
3. 1,106 views
Calculate the mass of silver nitrate, AgNO3, FW = 169.9 g/mole, that must be used to prepare 500.0 mL of 0.250 M silver nitrate
1. 1 answer
2. asked by Anonymous
3. 1,093 views
As shown in the figure, a block of mass M1 = 0.470 kg is initially at rest on a slab of mass M2 = 0.850 kg, and the slab is
1. 0 answers
2. asked by Jimmy
3. 1,093 views
What is the value of Kf for the formation of the ammine M(NH3)2+ ? Assume the concentration of M(NH3)n+ = 0.0020 MThe data were
1. 0 answers
2. asked by Amy
3. 1,076 views
A 4.63-g bullet is moving horizontally with a velocity of +349 m/s, where the sign + indicates that it is moving to the right
1. 0 answers
2. asked by riley
3. 1,074 views
What does this mean:Sie sind sehr hubsch. ??? :)
1. 2 answers
2. asked by Alice
3. 1,064 views
Where two liquid substances are mixed together and a solid forms by a chemical reaction, the solid is known as what?Is it
1. 1 answer
2. asked by Anonymous
3. 1,060 views
A 214 Kg boat is sinkin in the ocean. The boat has a weight of 2100 N. The boat's weight is partially offset by the 790 N
1. 1 answer
2. asked by Anonymous
3. 1,057 views
Predict whether triangle s would be positive or negative for each of the following; give a reason for your answer.
1. 1 answer
2. asked by Maci
3. 1,044 views
A 6.80 g coin is placed 10.0 cm from the center of a turntable. The coin has a coefficient of static friction of 0.80 and a
1. 1 answer
2. asked by Helpp
3. 1,043 views
Solve and show work for each proportion.2x-2/14 = 2x-4/6 x+2/6 = x-1/12
1. 1 answer
2. asked by Brianna
3. 1,042 views
Verbs in PredicatesA. Write the verb in the complete predicate. 1. They climb mountain. 2. They sit by waterfalls. 3. Rangers
1. 6 answers
2. asked by jjg
3. 1,038 views
All cell are surrounded by membranes. The main role of the cell membrane is toA.regulate the cell's interactions with the
1. 1 answer
2. asked by Mario Garcia
3. 1,017 views
About half the world's production of pigments for paints involves the formation of white TiO2. It is made on a large scale by
1. 2 answers
2. asked by Anonymous
3. 1,015 views
A hill rises from the horizontal at 15º. The road leading straight up the hill is 800 meters long. How much higher is the top
1. 1 answer
2. asked by Parker
3. 1,006 views
How do you convert?(a) 4.50 Cal to calories (b) 600.0 Cal to kilojoules (c) 1.000 J to calories (d) 50.0 Cal to joules
1. 1 answer
2. asked by Miranda
3. 1,005 views
A marble block of mass m1 = 500.1 kg and a granite block of mass m2 = 237.4 kg are connected to each other by a rope that runs
1. 0 answers
2. asked by Jimmy
3. 1,002 views
Which country was part of the war but never signed the Treaty of Versailles? Germany, the US, France or Britian?
1. 1 answer
2. asked by Amy
3. 992 views
Two pilots take off from the same airport. Mason heads due south. Nancy heads 23º west of south. After 400 land miles, how far
1. 1 answer
2. asked by Parker
3. 979 views
you and a child are on skates and you give each other a push. if the mass of the child is half your mass, who has the greater
1. 0 answers
2. asked by Cowgirl
3. 975 views
Calculate the number of grams of oxygen required to convert 58.0g of glucose to CO2 and H2O?
1. 1 answer
2. asked by Ginger
3. 972 views
Nine books are to be bought by a student. Some cost $6.00 each and the remainder cost $6.50 each. If the total amount spent was
1. 2 answers
2. asked by Anonymous
3. 972 views
For year ended December 31, 2006, firm a produced and sold 12,000 units of product. Fixed expenses associated with producing the
1. 0 answers
2. asked by mz nailz
3. 967 views
In this reaction, 4.58 L of O2 were formed at 745mm Hg and 308 K. How many grams of Ag2O decomposed.2 Ag2O----> 4 Ag + O2 Please
1. 2 answers
2. asked by Monique
3. 947 views
What are some of the controversial issues you've discovered
1. 0 answers
2. asked by Wonk
3. 935 views
Assume that a population size at time t is N(t) and that N(t)=40 x 2^t , t>0.Show that N(t)=40e^t ln2 Can someone please guide
1. 3 answers
2. asked by Maria
3. 932 views
I left out 2 sentences I'd like you to check. Thank you.1)Sybil is the only thing Dorian cares about (is for possible?). French
1. 1 answer
2. asked by Henry
3. 921 views
Scores on the Stanford-Binet Intelligence scale have a mean of 100 and a standard deviation of 16, and are presumed to be
1. 4 answers
2. asked by Jen
3. 902 views
The height of a ball thrown vertically upward from a rooftop is modelled by h(t)=-5t^2=20t=50, where h(t) is the ball's height
1. 2 answers
2. asked by Erin
3. 892 views
What is the background of poor porfamance primary schools?
1. 2 answers
2. asked by Education
3. 871 views
ojee a benz mechanic tries to remove an engine from a car by attaching a chain to it from a point directly overhead and then
1. 1 answer
2. asked by motunrayo
3. 869 views
The random variable x is normally distributed with mean =1,000 and standard deviation =100. Sketch and find each of the
1. 0 answers
2. asked by Shirley
3. 857 views
Dale is choosing between two exercise routines. In Routine #1, he does only running, burning 10 calories per minute. In Routine
1. 1 answer
2. asked by justin
3. 856 views
A 0.4584 g sample of impure zinc chloride, ZnCl2, FW = 136.3 g/mole, was dissolved in water and excess silver nitrate was added
1. 1 answer
2. asked by Anonymous
3. 854 views
In drosophila , short wings , and black colour are reccessive traits.long wings and grey colour are dominant. show the cross
1. 0 answers
2. asked by Erin
3. 851 views
An Olympic long jumper is capable of jumping 8.3 m. Assume that his horizontal speed is 9.5 m/s as he leaves the ground. He was
1. 1 answer
2. asked by Tina
3. 840 views
A student ties a 600.0 g rock to a 1.50 m-long string and swings it around her head in a horizontal circle. At what angular
1. 2 answers
2. asked by Helpp
3. 831 views
A block is given an initial velocity of 2.00 m/s up a frictionless 23.0° incline. How far up the incline does the block slide
1. 1 answer
2. asked by carlton
3. 817 views
All cell are surrounded by membranes. The main role of the cell membrane is toA.regulate the cell's interactions with the
1. 1 answer
2. asked by Mario Garcia
3. 817 views
A true-false test consists of 50 questions. how many does a student have to get right to convince you that he is not merely
1. 0 answers
2. asked by julia42
3. 813 views
A distribution has a standard deviation of ó = 9.5. Find the z-score for a score above the mean by 4 points. note: round to 2
1. 1 answer
2. asked by Emilia
3. 798 views
A 450 g block is at rest on a horizontal surface. The coefficient of static friction between the block and the surface is 0.670,
1. 1 answer
2. asked by carlton
3. 791 views
The drawing shows a human figure approximately in a sitting position. For the purposes of this problem, there are three parts to
1. 0 answers
2. asked by riley
3. 786 views
I need to find the domain of f, the excluded values of f, the domain of (fg)(x); find (f+g)(-5), (f-g)(x), and (fg)(x) to the
1. 1 answer
2. asked by Gloria
3. 783 views

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