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Questions Asked on April 25, 2014

Can someone check my answers for two and help me with the third?1) A mass m at the end of a spring of spring constant k is
1. 5 answers
2. asked by Michelle
3. 9,694 views
During exercise, the recommended maximum heart rate in beats per minute is modeled by the formula M=176-0.8A, where M is the
1. 29 answers
2. asked by Anonymous
3. 9,164 views
The mechanism for the reaction described byNO2(g) + CO(g) ---> CO2(g) + NO (g) is suggested to be (1) 2NO2(g) --->(k1) NO3(g) +
1. 3 answers
2. asked by Mia
3. 7,251 views
How do you calculate ΔSfus and ΔSvap for HCl given melting point,ΔHfus, boiling point, and ΔHvapalso how do you determine
1. 2 answers
2. asked by BOB
3. 6,823 views
1.Which explains why the sequence 216, 12, 2/3 is arithmetic or geometric?A.The sequence is geometric because it decreases by a
1. 42 answers
2. asked by Anonymous
3. 6,322 views
A roughly spherical asteroid with a diameter of 1 km, and a mean density of 4 g/cm^3, hits the Earth with a relative speed 1.5
1. 8 answers
2. asked by qwerty
3. 6,036 views
2) which statement best describes a social contractA.an implied agreement between citizens and government in which citizens
1. 5 answers
2. asked by Kathlyn
3. 4,276 views
When subjected to a force of compression, the length of a bone (compression Young's modulus 9.4 x 109 N/m2, tensile Young's
1. 2 answers
2. asked by Elle
3. 4,245 views
a person was climbing on a building. He slips 1 m for every 5 metre he climbs up. If the building is 53 m high and he takes 5
1. 11 answers
2. asked by Anonymous
3. 4,192 views
1) When a pendulum 0.5m long swings back and forth, its angular displacement Ɵ from rest position, in radians is given by
1. 3 answers
2. asked by Hyde
3. 3,970 views
The following equation represents the decomposition of a generic diatomic element in its standard state.(1/2)X2(g)--->X(g)
1. 2 answers
2. asked by BOB
3. 3,575 views
Farmer Brown wants to fence in a rectangular plot in a large field, using a straight rock wall that is already there as the
1. 1 answer
2. asked by Chris
3. 3,325 views
The equation r = (sqrt A)/(pi) gives the radius r of circle with area A. What is the radius of a circle with the given area?
1. 6 answers
2. asked by Anonymous
3. 2,854 views
XYZ has vertices X(5,6), Y(9,12), and Z(12,8). it is translated right 8 units and up 3 units. What are the coordinates of X',
1. 5 answers
2. asked by Kristin
3. 2,842 views
Light of wavelength 630 nm is incident on a long, narrow slit.a)Determine the angular deflection of the first diffraction
1. 2 answers
2. asked by BULturp
3. 2,723 views
A drinking cup is made in the shape of a right circular cylinder. for a fixed volume, we wish to make the total material used,
1. 1 answer
2. asked by Temel
3. 2,599 views
Find the area of the region enclosed by these graphs and the vertical lines x = 3 and x = 5f(x)=x^2+5 g(x)=1
1. 1 answer
2. asked by Vanessa
3. 2,480 views
LongLast Inc. produces car batteries. The mean life of these batteries is 60 months. The distribution of the battery life
1. 3 answers
2. asked by Mark
3. 2,135 views
a ray of light traveling from the air into crown glass strikes the surface at an angle of 30 degrees. what will the angle of
1. 1 answer
2. asked by sunny
3. 1,992 views
What is the chemical reaction between these chemicals?NH4Cl + Na2SO3 NH4Cl + NaOH Na2SO3 + BaCl2 Na2SO3 + NaOH H2SO4 + BaCl2
1. 1 answer
2. asked by Axel
3. 1,905 views
Light of wavelength 630 nm passes through a grating and then onto a screen located several meters from the grating. The 1st
1. 1 answer
2. asked by BULturp
3. 1,895 views
Which of the following statements is correct?A. An extremely small p-value indicates that the actual data differs markedly from
1. 1 answer
2. asked by scott
3. 1,827 views
Find the value of the variables in the table: X= n, 4, 6, 10, 12. Y= 1, 9, m, 21, 25n=0 Y=11?
1. 2 answers
2. asked by Anonymous
3. 1,820 views
If you inherited $ 45,000 today and invested all of it in a security that paid a 7 percent rate of return, how much would you
1. 1 answer
2. asked by sharee
3. 1,663 views
I am trying to complete a lab called Precipitation Titration of Cobalt Chloride. I've done the experiment and I got that if you
1. 1 answer
2. asked by Jay
3. 1,523 views
1) ___________ make up the majority of the population in Guatemala.Spaniards Incas Mexicans Native Americans 2. One challenge
1. 17 answers
2. asked by X3 ISayRawr
3. 1,475 views
A plane, flying horizontally at an altitude of 1 km and a speed of 500 km/hr, passes directly over a radar station. find the
1. 1 answer
2. asked by TANYA
3. 1,401 views
When a polynomial is divided by x+3, the quotient is x^3+x^2-4 and the remainder is 8. Find the dividend?
1. 1 answer
2. asked by Anonymous
3. 1,313 views
Suppose the population of deer in a state is 10,280 and is growing 1% each year. Predict the population after 5 years
1. 1 answer
2. asked by kim
3. 1,296 views
0.050 kg of 4.0% (m/m) MgCl2the answer is 2.0g MgCl2 how do you show the work
1. 1 answer
2. asked by Reina B.
3. 1,277 views
What is the standard entropy of reaction, the standard entropy of reaction, in J/K, for the combustion reaction of ethylene
1. 3 answers
2. asked by bekah
3. 1,271 views
A projectile is launched vertically from the surface of the Moon with an initial speed of 1210 m/s. At what altitude is the
1. 8 answers
2. asked by Cam
3. 1,259 views
Which of the following was not a contributing factor in Southern surrender _______________.a.massive casualties in the Southern
1. 4 answers
2. asked by imissbobby♥
3. 1,254 views
The table below shows the results of an experiment in which a number cube was tossed 20 times.Outcome of toss: 1 2 3 4 5 6
1. 6 answers
2. asked by billy
3. 1,248 views
Mr. Landy has a red bucket, a yellow bucket and a green bucket. The red bucket holds twice as much as the green bucket. The
1. 5 answers
2. asked by Chyann
3. 1,239 views
Which ordered pair is not a solution ofy = 4x -9 (-9, 27) (3, -21) (-6, 15)I think this one? (5, -28)
1. 2 answers
2. asked by moby
3. 1,223 views
what is the force that results from a 3,000 kg car accelerating at 20.00 m/s squared?
1. 9 answers
2. asked by steve
3. 1,196 views
How must unit cubes be stacked when used to measure volume?
1. 3 answers
2. asked by Pinks
3. 1,180 views
In one dimension, a 12 kg ball moving to the right at 9 m/s collides with a 4kg ball moving to the left at 3 m/s. The collision
1. 0 answers
2. asked by Michelle
3. 1,134 views
Sketch the graph (Do this on paper. Your teacher may ask you to turn in this graph.) and find the area of the region bounded
1. 0 answers
2. asked by Vanessa
3. 1,132 views
It takes 10 workers to produce 39 parts in a month in that same time a machine can take 6 parts and produce 1 products which
1. 1 answer
2. asked by Nuwey Lee
3. 1,127 views
The demand function for a certain brand of CD is given byp = −0.01x^2 − 0.2x + 12 where p is the unit price in dollars and x
1. 0 answers
2. asked by Vanessa
3. 1,082 views
At time t=0, an astronaut stands on a platform 3 meters above the moon's surface and throws a rock directly upward with an
1. 1 answer
2. asked by Anonymous
3. 1,051 views
A drinking cup is made in the shape of a right circular cylinder. for a fixed volume, we wish to make the total material used,
1. 3 answers
2. asked by Layla
3. 1,014 views
In which of the following situations would it not be appropriate to use a paired t-test toanalyze the data? A. A marriage
1. 3 answers
2. asked by Mark
3. 995 views
Compute your mass in kilograms (1 pound has a mass of 0.45 kg on Earth) and then your weight in Newton’s for the earth, moon,
1. 2 answers
2. asked by Aanee
3. 989 views
represent an equivalent fraction to 3/4 as 1)a fraction and 2)a picture
1. 1 answer
2. asked by Anonymous
3. 969 views
Two Train whistles, A and B each have a frequency of 408Hz. A is stationary and B is moving toward the right (away from A) at a
1. 1 answer
2. asked by tre
3. 968 views
A 25000kg bowling ball moving at 40 m/s hits a 10000kg bowling ball moving at 25 m/s from behind. It is a perfectly elastic
1. 0 answers
2. asked by Michelle
3. 961 views
(16a)/(sqrt 6a^3)
1. 1 answer
2. asked by Anonymous
3. 953 views
At time t=0, an astronaut stands on a platform 3 meters above the moon's surface and throws a rock directly upward with an
1. 1 answer
2. asked by Anonymous
3. 951 views
The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of
1. 1 answer
2. asked by Lisa
3. 949 views
1. If 23.00 grams of carbon dioxide and 18.75 grams of water are formed from the combustion reaction. What is the percent yield
1. 1 answer
2. asked by Cassy
3. 931 views
For the following set of scores:X Y 6 4 3 1 5 0 6 7 4 2 6 4 a) Compute the Pearson correlation. b) Add 2 points to each X value
1. 1 answer
2. asked by Mary
3. 924 views
A marble is drawn from a bag containing four white, three red, and two blue marbles. Without replacing the first marble, a
1. 1 answer
2. asked by Lisa
3. 881 views
Find the equation of the locus of the point representing z if |z-5-12i| + |z-5+21i|=13
1. 2 answers
2. asked by Daksh
3. 878 views
A spring (k = 905 N/m) is hanging from the ceiling of an elevator, and a 4.8-kg object is attached to the lower end. By how much
1. 0 answers
2. asked by Elle
3. 854 views
For a gaseous reaction, standard conditions are 298 K and a partial pressure of 1 bar for all species. For the reactionC2H6(g)+H
1. 4 answers
2. asked by BOB
3. 839 views
Text 3: Excerpt from “All in the Day’s Work: An Autobiography” byIda M. Tarbell I had been disturbed for some time by what
1. 7 answers
2. asked by Reina B.
3. 821 views
When subjected to a force of compression, the length of a bone (compression Young's modulus 9.4 x 109 N/m2, tensile Young's
1. 0 answers
2. asked by Elle
3. 819 views
A microscopic worm is eating its way around the inside of a spherical apple of radium 6 cm. What is the probability that the
1. 1 answer
2. asked by Liz
3. 809 views
A six sided die is tossed. What is the probability that it shows a prime number if you know the following?a. It shows an even
1. 1 answer
2. asked by Sam
3. 805 views
I am not good with math problems. I need help with these two problems. I'm not sure what equations to use. please help.A student
1. 2 answers
2. asked by jazz
3. 804 views
1. 4!a.) 3 b.) 6 c.) 12 d.) 24****** 2. 5! a.) 25******** b.) 120 c.) 250 d.) 625 5. Five friends are having their picture
1. 1 answer
2. asked by Chloé
3. 781 views
Find the constant c such that the denominator divides evenly into the numerator.(x^4 - 3x^2 + c)/( x+6)
1. 1 answer
2. asked by Anonymous
3. 780 views
the role of a grizzly bear is that of a ______ because it conot make its own food.
1. 1 answer
2. asked by susanne
3. 759 views
At 25 °C, the equilibrium partial pressures for the following reaction were found to be PA = 4.10 bar, PB = 5.60 bar, PC = 1.20
1. 1 answer
2. asked by Alexis
3. 756 views
The vertices are (4,5),(9,10),(9,5) what are the coordinates of the the fourth vertex?(5,10) ?
1. 5 answers
2. asked by moby
3. 751 views
Which of the following relations is not a function?(8, 4), (-5, 2), (4, 1), (-6, 2) (-5, 4), (4, 2), (8, 1), (-6, 5) (-6, 4),
1. 1 answer
2. asked by steve
3. 745 views
Why can astronauts jump higher on the surface of the moon than on the surface of the earth? Is it because their legs are
1. 1 answer
2. asked by Aanee
3. 737 views
The demand function for a certain make of replacement cartridges for a water purifier is given by the following equation where p
1. 0 answers
2. asked by Vanessa
3. 728 views
If 3.00 moles of NaCl were mixed with 0.2 L of 1.5 M of AgNO3, how many moles of solid would form? Include the formula for the
1. 1 answer
2. asked by Nuwey Lee
3. 710 views
Suppose that a box has a base with a width of x, a length of x+3, and a height of 1 inch. It is cut from a square sheet of
1. 1 answer
2. asked by amanda
3. 709 views
When a polynomial is divided by x+3, the quotient is x^3+x^2-4 and the remainder is 8. Find the dividend?
1. 1 answer
2. asked by Anonymous
3. 698 views
If you can earn 4 percent, how much will you have to save each year if you want to retire in 35 years with $ 1 million?
1. 1 answer
2. asked by sharee
3. 696 views
The demand function for a certain brand of CD is given byp = −0.01x^2 − 0.2x + 10 where p is the wholesale unit price in
1. 0 answers
2. asked by Vanessa
3. 689 views
Social Studies/History was just never my subject .. But, I was wondering If any of you people on here would be kind enough to
1. 4 answers
2. asked by CountryGirl!<3
3. 685 views
calculate the concentration of a solution when 35.0g of k2so4 is dissolved in enough water to make to make 125.0g solution.
1. 2 answers
2. asked by yasminb.
3. 681 views
A critical reaction in the production of energy to do work or drive chemical reactions in biological systems is the hydrolysis
1. 1 answer
2. asked by BOB
3. 680 views
The Houston Rockets and San Antonio Spurs will play a "best two out of three" series. Assume that Houston has a probability of
1. 0 answers
2. asked by Lisa
3. 658 views
The management of the Titan Tire Company has determined that the quantity demanded x of their Super Titan tires/week is related
1. 0 answers
2. asked by Vanessa
3. 656 views
The quantity demanded x (in units of a hundred) of the Mikado miniature cameras per week is related to the unit price p (in
1. 0 answers
2. asked by Vanessa
3. 654 views
Professor Winston is explaining to his class that people who watch more hours of violent television programming also show
1. 1 answer
2. asked by can you check my answers
3. 649 views
Farmer Brown wants to fence in a rectangular plot in a large field, using a straight rock wall that is already there as the
1. 1 answer
2. asked by Chris
3. 647 views
The probability of choosing a 6 at random from a standard deck of playing cars is 1/13.Use this information for 1 and 3.1. what
1. 3 answers
2. asked by thomas
3. 644 views
When 4.56 g of a nonelectrolyte solute is dissolved in water to make 275 mL of solution at 22 °C, the solution exerts an
1. 1 answer
2. asked by eva
3. 628 views
The point Q(x,y) is reflected in the origin. Use arrow notation to describe the original point and its reflection.I chose this:
1. 3 answers
2. asked by Kristin
3. 624 views
Approximately how many mL of 5% BaCl22H2O solution would be required to precipitate all the sulfate if we assume that your
1. 2 answers
2. asked by Peder
3. 621 views
Xsin(theta)-Ysin(theta)=sqrtX^2+Y^2 and cos^2(theta)/a^2+sin^2(theta)/b^2=1/X^2+Y^2 then find correct relation
1. 1 answer
2. asked by aakash
3. 603 views
given that sin (2x+30)=cos(x-15).determine the value of x given x is an acute angle
1. 1 answer
2. asked by ken
3. 602 views
Tan4x=4tanx(1-tan^x)/1-6tan^x+tan^^x ,prove
1. 1 answer
2. asked by Anonymous
3. 599 views
If Kris's expenses are $9 a month how much money will kris have after 2 years I did 38 x 24=912 I subtract 47- 9
1. 4 answers
2. asked by Pinks
3. 597 views
In one dimension, a 5g ball is moving to the right at 7 m/s collides with an 8g ball moving to the left at 4 m/s for a perfectly
1. 0 answers
2. asked by Michelle
3. 597 views
How can I write a feel better letter to Miley Cyrus?please help and give me so examples please help HOPE YOU FEEL BETTER
1. 4 answers
2. asked by DYLAN
3. 596 views
Xsin(theta)-Ysin(theta)=sqrtX^2+Y^2 and cos^2(theta)/a^2+sin^2(theta)/b^2=1/x^2+Y^2 then find the relation
1. 0 answers
2. asked by aakash
3. 594 views
A box is being lowered down a wall at constant speed by a girl, as shown.Her hand is pushing on the edge of the box with 50 N of
1. 0 answers
2. asked by mike
3. 584 views
HELP!!I'm doing an experiment to do with phosphorus and plant food and MgNH4P04 6H20 my air dry weight of MgNH4P04 6H20 was 1.31
1. 1 answer
2. asked by Alyssa
3. 581 views
What volume of ethanol must be diluted withwater to prepare 315 mL of 0.620 M solution? The density of ethanol is given as 0.789
1. 1 answer
2. asked by james
3. 577 views
I need help with missing data. Does anybody know a good website that helps with missing data and the methods used to put in
1. 1 answer
2. asked by Susan
3. 575 views
what is the excluded value of the function?y = 4/(9x – 45) • –5 • 0.2 • 5 • –0.2
1. 4 answers
2. asked by Sandra
3. 574 views

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