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Christie

Questions (54)

Without multiplying, Emily knew that 4/9 was greater than 4/10. Explain how she knew
1. 1 answer
2. 532 views
How did solve 7X-2y=3219-5y=-X using the substitute method
1. 1 answer
2. 393 views
A kite and a height of 75 meters from the ground is attached to a string inclined at 60 degrees to the horizontal. How do you
1. 5 answers
2. 1,860 views
Using the equation B=p(1+r)^n [B, Balance; p, principal deposit; r, rate; n, number of interest periods].Find the balance when
1. 2 answers
2. 552 views
A particle moves according to the equation x(t) = (10 m/s2) t2 where x is in meters and t is in seconds. Find the average
1. 1 answer
2. 599 views
consider the vector F1: (27N,20°)The angles are measured from the positive x axis with the counter-clockwise angular direction
1. 1 answer
2. 595 views
Shirley is on a Ferris wheel which spins at the rate of 3.6 revolutions per minute. The wheel has a radius of 35 feet, and the
1. 1 answer
2. 2,074 views
N2 + 3H2 --> 2NH3how many grams of ammonia is produced in the reaction?
1. 3 answers
2. 1,977 views
2AgNO3 + BaCl2 --> 2AgCl + Ba(NO3)2How many grams of sliver chloride are produced from 5.0g of sliver nitrate reacting with an
1. 2 answers
2. 1,032 views
2H2O --> 2H2 + O2if 30 mL of hydrogen in the above reaction, how many milliliters of oxygen are produced?
1. 1 answer
2. 991 views
2H2O --> 2H2 + O2if 30 mL of hydrogen in the above reaction, how many milliliters of oxygen are produced?
1. 1 answer
2. 631 views
2H2O --> 2H2 + O2if 30 mL of hydrogen in the above reaction, how many milliliters of oxygen are produced?
1. 1 answer
2. 2,730 views
What volume of hydrogen is necessary to react with five liters of nitrogen to produce ammonia?N2 + 3H2 --> 2NH3
1. 1 answer
2. 1,256 views
Given the following equation:2CH3CO2H + Ca(OH)2 --> Ca(CH3CO2)2 +H2O If you start with 30 ml of a 5% solution of acetic acid,
1. 3 answers
2. 844 views
a. In a random sample of 500 observations , we found the proportion of successes to be 48%. Estimate with 95% confidence the
1. 1 answer
2. 778 views
A normally distributed population has a mean of 40 and a standard deviation of 12. What does the central limit theorem say about
1. 0 answers
2. 670 views
A reseacher would like to determine whether a change in lighting to full spectrum light bulbs increases productivity on an
1. 1 answer
2. 515 views
The Centers for Disease Control and other organizations are interested in the health benefits of breastfeeding for infants. The
1. 1 answer
2. 1,107 views
A pig farmer wants to enclose a rectangular area and then divide it into six pens with fencing parallel to one side of the
1. 2 answers
2. 1,450 views
A 19.3- gmass of gold in the form of a cube is 1.00 cmlong on each side (somewhat smaller than a sugar cube).What would be the
1. 0 answers
2. 806 views
Find the density of a 4.2- kg solid cylinder that is 13 cm tall with a radius of 5.0 cm.
1. 1 answer
2. 621 views
If the radius of the Earth somehow bloated to twice its size, with no changes in mass, your weight at the Earth's new surface
1. 1 answer
2. 1,016 views
Which of these three produces a greater tidal effect on you right now—the moon, the Earth, or the sunA) The sun.B) The
1. 0 answers
2. 637 views
Why is your weight not one-quarter as much when you climb to the top of a twice as tall tree? A) Because, quite simply, of
1. 0 answers
2. 592 views
Rank the average gravitational forces from greatest to least between:A. Sun and Mars.B. Sun and the Moon.C. Sun and Earth.i
1. 8 answers
2. 6,231 views
To tighten a bolt, you push with a force of 72 N at the end of a wrench handle that is 0.26 m from the axis of the bolt.What
1. 1 answer
2. 696 views
If a trapeze artist rotates once each second while sailing through the air and contracts to reduce her rotational inertia to
1. 2 answers
2. 3,933 views
To tighten a bolt, you push with a force of 72 N at the end of a wrench handle that is 0.26 m from the axis of the bolt.What
1. 3 answers
2. 1,593 views
find the domain:1/(x^2+2x-3)=square root of x
1. 1 answer
2. 316 views
Taylor Inc. has preferred perpetual stock outstanding that has a par value of $100 per share and a dividend yield of 9.4% of
1. 1 answer
2. 577 views
I am stuck on this probability question:Any suggestions of where to start would be great!! Thanks! Given 20 people, what is the
1. 1 answer
2. 516 views
I am soooo confused! I was given this PdCl4^2-(aq)+Cd(s)----Pd(s)+4Cl^-(aq)+Cd^2+ I am supposed to give the 1/2 reaction for The
1. 1 answer
2. 2,951 views
If I have 2- 1/2 reactions that are- O2(g)+4H(aq)+4e- -------2H2O and CyFe3+(aq) +e---------CyFe2+(aq) How do I determine the #
1. 1 answer
2. 542 views
how do I set up a problem for the solubility product(Ksp) of a salt given the osmotic pressure at 781atm?
1. 1 answer
2. 436 views
2AL+6H-->2AL+3H.What volume of hydrogen gas at STP would be evolved in a reaction of 36.0mg of 98% pure aluminum with the
1. 2 answers
2. 618 views
Can i have your opinion about taking the High School Exit Exam...do you want to take it or not and why?
1. 7 answers
2. 508 views
Between year 1 and 3 the price level has risen and real GDP has fallen. During the same time W has risen. Identify one
1. 0 answers
2. 488 views
Assess America's contribution to the Allied victory in World War I. Do you think that the US's involvement was crucial to
1. 2 answers
2. 1,127 views
Assess America's contribution to the Allied victory in World War I. Do you think that the US's involvement was crucial to
1. 2 answers
2. 628 views
How did new nationalism respond to industrilization?
1. 1 answer
2. 376 views
Does anybody have any ideas as to where i can finde info about the Democrats and Republicans in the late 1800s, other that
1. 1 answer
2. 493 views
What does Lincoln say must happen to ensure that the soldiers that dies at Gettysburg did not die in vain?
1. 1 answer
2. 881 views
What was the role of the Emancipation Proclamation in the formulation of Northern trategy and war goals?
1. 1 answer
2. 534 views
[sinxcosx/(1+cosx(]-[sinx/(1-cosx)]= -(cotxcosx+cscx)
1. 1 answer
2. 490 views
What delayed the annexation of Texas (other than the threat of war with Mexico)? I already checked out wikipedia.Thanks.
1. 1 answer
2. 404 views
In what ways were cotton production and slavery more of a burden to the South than a benefit.
1. 1 answer
2. 609 views
Who is the current leader of Russia?Is it Victor Zubkov or Vladmir Putin?
1. 3 answers
2. 648 views
No precipitate formed when an aqueous solution of NaCl or Na2SO4 was added to the sample solution. A precipitate formed when the
1. 1 answer
2. 1,710 views
How many sides are there in an argument?
1. 1 answer
2. 348 views
In an experiment, a student measures the speed of sound in air to be 318 m/s at STP. If the accepted value for the speed of
1. 1 answer
2. 1,014 views
In an experiment, a student measures the speed of sound in air to be 318 m/s at STP. If the accepted value for the speed of
1. 1 answer
2. 1,104 views
about how many nickels equal a kilogram?4.A mass of one kg of nickels has a monetary value in the US $ of approximately: a. $1
1. 1 answer
2. 1,033 views
Hi, I need some help with some inequalitites. Thanks!!Use graphs to find the set. 1.(-9,0) intersection [-4,] I got [-4,0) 2.
1. 0 answers
2. 1,095 views
Ariana took 2 h longer to drive 360 mi on the first day ofa trip than she took to drive 270 mi on the second day. If her speed
1. 0 answers
2. 548 views

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