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jason

Questions (320)

A 1.0 kg object is suspended from a vertical spring whose spring constant is 130 N/m.(a) Find the amount by which the spring is
1. 1 answer
2. 784 views
Are all materials in 3d why or why not?
1. 0 answers
2. 341 views
are all materials in 3d?
1. 1 answer
2. 273 views
A 8.6 kg board is wedged into a corner and held by a spring at a 50.0° angle, as the drawing shows. The spring has a spring
1. 0 answers
2. 526 views
Imagine you are on a local commission appointed to study the lack of proper recreation facilities for youth in your
1. 3 answers
2. 1,157 views
A 5.00 kg ball (ball 1), moving to the right at a velocity of +4.00 m/s on a frictionless table, collides head-on with a
1. 1 answer
2. 938 views
suppose the cart has mass m = 203 g, and it strikes the clay at speed vo = 5.24 m/s and comes to a dead stop. Assume the track
1. 0 answers
2. 522 views
Two planes are 1,400 miles apart. They fly towards each other, one at 125 mph and the other at 175 mph. How long does it take
1. 1 answer
2. 1,090 views
In Chapter 5, Exercise 9, we studied the variability of crime rates and police expenditures in the eastern and Midwestern United
1. 2 answers
2. 571 views
An athlete executing a long jumper leaves the ground at a 27.0 degree angle and travels 7.89 m. What was the takeoff speed? If
1. 0 answers
2. 559 views
What is the specific heat of an unknown substance if 2000 J of energy are required to raise the temperature of 4 grams of the
1. 0 answers
2. 596 views
how to balance ZnO+2HCl yields ZnCl2+H2O
1. 2 answers
2. 442 views
Hoshi walk 10 meters in 3 sec.a. what is her walking rate? b. at this rate how long does it take to walk 100 meters c. suppose
1. 3 answers
2. 637 views
a ring rotates ar 30rad/s and has a radius of 3m and a mass 0f 100kg. If a disk(mass=40kg and with a radius of 4m) is dropped on
1. 1 answer
2. 487 views
Ammonium carbonate decomposes upon heating according to the following balanced equation:(NH4)2CO3(s)-->2 NH3(g)+CO2(g)+H2O(g)
1. 3 answers
2. 1,898 views
Determine the area between the z-scores in each pair for a normal distribution. Round your answers to 4 decimal places.(a) 1.12
1. 1 answer
2. 433 views
A pencil, eraser, and notebook cost $1 in total. A notebook costs more than 2 pencils, 3 pencils cost more than 4 erasers, and 3
1. 2 answers
2. 1,702 views
Why are we able to use the same problem analysis categories mentioned in Ch. 1 of Social Policy and Social Programs to analyze
1. 2 answers
2. 574 views
air pressure changes whats the effect of that
1. 1 answer
2. 405 views
Find the complement of „£B.
1. 0 answers
2. 336 views
For a standard normal curve, find the z-score that separates the bottom 90% from the top 10%.
1. 1 answer
2. 2,042 views
If we have a sample of 12 drawn from a normal population, then we would use as our test statisticA) z0 with 11 degrees of
1. 1 answer
2. 2,373 views
A(n)_____ is a set of claims intended to support or prove a conclusion.
1. 2 answers
2. 391 views
The number of accidents that occur at the intersectionof Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons
1. 1 answer
2. 464 views
Five numbers are to be picked, without repetition, from 44numbers to determine the winner of the Fortune Five game in the state
1. 2 answers
2. 595 views
A jar contains four marbles, each a different color: red,blue, green, and yellow. If you draw two marbles from the jar, one
1. 1 answer
2. 975 views
The mean systolic blood pressure of adult males is normallydistributed with a mean of 138 (millimeters of mercury) and a
1. 1 answer
2. 760 views
The number of accidents that occur at the intersectionof Pine and Linden streets between 3 p.m. and 6 p.m. on Friday afternoons
1. 0 answers
2. 511 views
A student asks, “What’s wrong with the argument that the probability of rolling a double 6 in two rolls of a die is 1/3
1. 1 answer
2. 544 views
Five numbers are to be picked, without repetition, from 44numbers to determine the winner of the Fortune Five game in the state
1. 0 answers
2. 547 views
The game of dots is played by rolling a fair die andreceiving $1 for each dot showing on the top face of the die. What cost
1. 3 answers
2. 661 views
The game of dots is played by rolling a fair die andreceiving $1 for each dot showing on the top face of the die. What cost
1. 1 answer
2. 634 views
in 1994 the life expectancy of malews in a certain country was 70.9 years. In 1998 it was 73.6 years. Let E represent the life
1. 2 answers
2. 616 views
find the slope and the y-interceptf(x)=-7x-2 the slope is -7 the y-intercept is(0,-2) is this correct?
1. 1 answer
2. 608 views
solve-16<4x-5<-4 the solution is -11/4<x<1/4 is this correct?
1. 1 answer
2. 336 views
use the distributive property to help you solve the equation9(w-2)=45 w=7 is this correct?
1. 1 answer
2. 841 views
solve using multiplication-6x>1/13 The solution is < -1/78 is this correct?
1. 1 answer
2. 379 views
solve by substitution7x+6y=7 x=58-9y What is the solution of the system? (7,-5) is this correct?
1. 1 answer
2. 452 views
5/8x+1/16x=7/16+xthe solution is x=-7/5 is this correct?
1. 1 answer
2. 381 views
x+5y=3 (1)x=9-5y (2) What is the solution of the system? (-3,6/5) is this correct?
1. 1 answer
2. 319 views
-0.4x<-16the solution is{x>40} is this correct?
1. 1 answer
2. 631 views
8x-(2x+5)=19The solution is x=4 is this correct?
1. 2 answers
2. 385 views
soybean meal is 18% protein; cornmeal is 9% protein. how many pounds of each should be mixed together in order to get 360-lb
1. 1 answer
2. 513 views
I need someone to review this and see if it is correct please1. Suppose you are in the market for a new home and are interested
1. 2 answers
2. 643 views
what imapct has technology had on our society
1. 2 answers
2. 373 views
how can you justify a shape
1. 0 answers
2. 284 views
Hinduism,Historical figures and events,Central beliefs Nature of God, Texts, Ritual and practice (sacred elements & their
1. 2 answers
2. 1,177 views
How would CO2 form from the reaction of 3-methyl benzoic acid with bis(trichloromethyl) carbonate (triphosgene)? Is it possible
1. 1 answer
2. 654 views
i need help with these kind of problems 3x(3x + 5)(10x+2)
1. 1 answer
2. 404 views
26. A train is heading due west from St. Louis. At noon, aplane flying horizontally due north at a fixed altitude of 4 miles
1. 1 answer
2. 2,460 views
A firm has $600,000 in current assets and $150,000 in current liabilities. Which of the following is correct if they use cash to
1. 0 answers
2. 1,040 views
An increasing average collection period indicates1)the firm is generating more income. 2) accounts receivable are going down. 3)
1. 0 answers
2. 1,325 views
solve:x lnx - 30 + 5 lnx - 6x = 0
1. 2 answers
2. 411 views
write a mechanism for the reaction of sodium chloroacetate with 4-chlorophenolate.- i know its a sn2 mechanism, but I don't know
1. 0 answers
2. 755 views
Can someone explain to me how 2,3 BPG works for hemoglobin?BPG affects oxygen binding affinity by binding in a small cavity at
1. 0 answers
2. 1,133 views
What would be the effect of raising the temperature and increasing the carrier gas flow rate on the ability to resolve two
1. 2 answers
2. 2,885 views
n=(3/5)2N=
1. 1 answer
2. 233 views
Two balls are connected by a string that stretches over a massless, frictionless pulley. Ball 1 has a mass of 0.45 kg and is
1. 2 answers
2. 961 views
Two balls are connected by a string that stretches over a massless, frictionless pulley. Ball 1 has a mass of 0.45 kg and is
1. 1 answer
2. 1,289 views
what is the largest river that runs through asia
1. 1 answer
2. 318 views
I answered some questions. pls check if they are correct and pls help in questions e and f.Production Possibilities Possibility
1. 1 answer
2. 725 views
Tom spent (in order) a third of his life to date in the united states, a sixth in india, twelve years in egypt, half the
1. 2 answers
2. 1,172 views
solve for x:x^(2/3)=(1/27) (2^(x)+4)/(2^x)=2 explain please
1. 1 answer
2. 922 views
a crane drops a .3 kg steel ball onto a steel plate. the ball's speeds just before impact and after are 4.5 m/s and 4.2 m/s
1. 3 answers
2. 2,811 views
Using the table (ADBC)= 8 (DACB)=5 (BADC)=3 (BDCA)=1 (DCAB)=2 (it is supposed to be a table but the table won't paste
1. 0 answers
2. 604 views
(ADBC) (DACB) (BADC) (BDCA) (DCAB)8 5 3 1 2 Using that table, determine: a) the total number of votes b) what does (ADBC) mean
1. 2 answers
2. 634 views
what experimental difficulty would you encounter if you had neglected to include a drying step before evaporating the ether
1. 3 answers
2. 1,917 views
Calculate the number of grams of reactant left over when 28.35 grams of silver reacts with 50.0 liters of air at STP which is
1. 1 answer
2. 1,260 views
Calculate the number of grams of reactant left over when 28.35 grams of silver reacts with 50.0 liters of air at STP which is
1. 1 answer
2. 663 views
A sample of acid (C,H,O) massing 1.000 g burns to give 1.466 g of carbon dioxide and 0.6001 g of water. The molecular mass is
1. 1 answer
2. 481 views
the period of a comet is 100 years. At ists closest approach(perihelion), it is 0.37 AU from the sun. What is the semi-major
1. 1 answer
2. 498 views
a 9.9*10^23 kg planet orbits a star in a circular orbit. The planet is 5.6 AU away from the star and has an orbital velocity of
1. 0 answers
2. 537 views
The sun rotates around the center of the milky way galaxy at a distance of about 30,000 light years (1ly= 9.5*10^15m). if it
1. 1 answer
2. 5,880 views
this is a word problem:the country of hoffnemath is holding its presidential election this week. there three candidates(a,b,c,)
1. 2 answers
2. 488 views
WHAT ARE CONVENTIONS?
1. 1 answer
2. 423 views
which element is especially significant in this passage?
1. 1 answer
2. 455 views
messages from nerve cells go to the ....... ........ ? please help
1. 0 answers
2. 390 views
what is the next letter w,s,p,l,h
1. 1 answer
2. 293 views
Why did Ratcliffe replace the original president?
1. 0 answers
2. 466 views
Below are two questions from my accounting class. I am not sure how to approach this kind of problem. Any help or suggestions
1. 0 answers
2. 1,064 views
Hi I'm writing a research proposal and I'm not sure if my thesis is specific enough or needs improvement.Thesis: Currently in
1. 5 answers
2. 617 views
How did various inventions impact the economic development of differing areas of the country (North, South, and West)?Please
1. 2 answers
2. 459 views
While on vacation, Kevin went for a swim in a nearby lake. Swimming against the current, it took him 8 minutes to swim 200
1. 4 answers
2. 1,523 views
helo!i know how to simplify radicals but.. I don't get this one. behind of the radical (square root sign) there is a big gap
1. 1 answer
2. 641 views
In four years Cathy's cat Byte will be three fourths as old as Cathy will be. Four years ago, Byte was only half as old as Cathy
1. 5 answers
2. 1,310 views
hi!im having some problems with my word problem. Ann regularly swam .4 km in 20 min at the school pool. Swimming in a river
1. 2 answers
2. 698 views
How much heat would be released by the condensation of 5.40 g of steam at 100 °C and the subsequent cooling of the water to 25
1. 6 answers
2. 4,702 views
which two equations represent perpendicular lines:y= 2x-9 y= 1/2x+9 y= -1/2x+9 y= 1/2-9
1. 2 answers
2. 533 views
write an equation for (-5) and y-intercept (0,5)
1. 2 answers
2. 297 views
when 18.66 g of magnesium react with 22.28g of oxygen, 30.94g of megnesium oxdie forms. If all the magnesium reacts, how many
1. 1 answer
2. 451 views
problems about angles:Hi. I needed help on some problems for the math section that we are doing in class. I am trying out some
1. 6 answers
2. 1,276 views
Explain the main factors that affect the Earth’s temperature.
1. 1 answer
2. 476 views
Explain the effect of clouds on global coolingDescribe the relationship between carbon dioxide levels and deforestation. Explain
1. 2 answers
2. 534 views
1) Explain the effect of clouds on global cooling.2) Describe the relationship between carbon dioxide levels and deforestation.
1. 3 answers
2. 540 views
My teacher told me that this sentence is ambigious. Can someone help me to fix this."One of the main impacts is the transmission
1. 4 answers
2. 695 views
Is the gulf stream an open or closed system?
1. 1 answer
2. 621 views
is true a noun? if so is it anabstract noun?
1. 4 answers
2. 466 views
can anyone tell me what "host liability" mean? I already looked in the dictionary but it's not there
1. 2 answers
2. 480 views
solve the equation x^3-5x^2-4x+20=0I need a hint on how to solve this Look for the first root by graphical means or
1. 0 answers
2. 1,174 views
how does a vcr work through electromagnetism? please give me some links.http://www.howstuffworks.com/vcr.htm
1. 0 answers
2. 450 views

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