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2012
March

Questions Asked on March 5, 2012

Calculate the value of the change in enthalpy(H) when the temperature of 1 mole of a monatomic gas is increased from 25C to
1. 0 answers
2. asked by J
3. 369 views
Why, according to the Quran, does God cause Israel to wander the desert for 40 years?
1. 0 answers
2. asked by Sonya
3. 377 views
1.Why does the demon collect her lovers' rings in _1001 Nights_?2.What is the purpose of Shahryar and Shahzaman's journey in
1. 0 answers
2. asked by Sonya
3. 374 views
what is the probability of observing three or fewer 6s when rolling a fair die twenty times?
1. 0 answers
2. asked by Chelsea
3. 1,031 views
1) Let's continue to investigate your space vacation from last week. Your spaceship, which has a proper length of 300 m, passes
1. 0 answers
2. asked by ronnette
3. 665 views
1. Suppose you are an event coordinator for a large performance theater. One of the hottest new Broadway musicals has started to
1. 0 answers
2. asked by Rose
3. 443 views
• If you are looking at a graph of a quadratic equation, how do you determine where the solutions are? Please provide and
1. 0 answers
2. asked by Rose
3. 333 views
True or false? Constitutional isomers and conformations have the same molecular formula.
1. 2 answers
2. asked by krystal
3. 1,316 views
1) Let's continue to investigate your space vacation from last week. Your spaceship, which has a proper length of 300 m, passes
1. 1 answer
2. asked by ronnette
3. 603 views
1)100ml sample of solution that is 0.2M in both Naf and Hf has 4.0 ml of 1.0M hcl added to it. calculate the ph change of this
1. 1 answer
2. asked by Anonymous
3. 517 views
"Following the reaction of zinc with hydrochloric acid, a secondary reaction can occur if a product of the first reaction is
1. 1 answer
2. asked by Brianna
3. 550 views
two negative effect of direct artificial selection?
1. 0 answers
2. asked by Astrid
3. 379 views
the standard molar enthalpy and entropy of the denaturation of a certain protein are 512 kj/mol and 1.60 kj/K. mol, respectively
1. 1 answer
2. asked by Cece
3. 919 views
determine the final temperature of a system after 100.0g of zinc ( specific heat .3876 J/g c) at 95.0 C is immersed into 50.0 g
1. 1 answer
2. asked by Cece
3. 1,293 views
A./_\B.\_/ C.|_| The three tanks shown above are filled with water to an equal depth. All the tanks have an equal height. Tank A
1. 2 answers
2. asked by Sasha
3. 1,394 views
Emory is mounting 3 shelves of 12 3/4 in apart on a wall. If each board is 3/4 in. thick, what is the total vertical space
1. 4 answers
2. asked by lori
3. 1,230 views
3. Complete the following word equation and write the balanced formula equations:a. Zinc(s) + iodine(g) b. Hydrogen peroxide(l)
1. 1 answer
2. asked by Anonymous
3. 454 views
N2(g) + H2(g) -> NH3(g) ; how many moles of NH3 is is produced when 0.67 moles of N2 reacts with H2?
1. 1 answer
2. asked by Suzanne
3. 1,036 views
1. Heat can initiate reaction as well as be a product of chemical reactions. Cite the specific sample from the experiment that
1. 1 answer
2. asked by jhong
3. 580 views
how much force can be applied to the top block without the blocks slipping apart
1. 1 answer
2. asked by Anonymous
3. 268 views
how much force can be applied to the top block without the blocks slipping apart
1. 1 answer
2. asked by Anonymous
3. 325 views
Show me the fully formula for 3x+4y=10 2x+y=5 simultaneously solve x and y
1. 1 answer
2. asked by Patricia
3. 329 views
At a certain time a verical pole 10 feet tall casts a 14-foot shadow. What is the angle of elevation of the sun to the nearest
1. 0 answers
2. asked by Valentino
3. 600 views
find the circumfrence of a compact disk having a diameter of 4 and 3 4ourths in.
1. 1 answer
2. asked by efDVV
3. 320 views
In Triangle XYZ, what is the cosine ratio of <X? (Hint: Find the length of XY) The Numbers In The Triangle Are 7.5 & 6
1. 0 answers
2. asked by Valentino
3. 635 views
if you add 100mL of water at 20 degree celisus to 200mL of water at 20 degree celisus what does the thermal energy do for the
1. 1 answer
2. asked by Colton
3. 600 views
Consider the low-speed flight of the Space Shuttle as it is nearing a landing. If the airpressure and temperature of the shuttle
1. 1 answer
2. asked by oris
3. 702 views
What can health care providers do to help promote physical activity initiatives?A. Absolutely nothing, they do enough B. Advise
1. 3 answers
2. asked by desha
3. 667 views
a 205 mg sample of diprotic acid is dissolved in enough water to make 250 ml of solution. The pH of this solution is 2.15. A
1. 5 answers
2. asked by cat
3. 774 views
Solve using the elimination method. Show your work. If the system has no solution or an infinite number of solutions, state
1. 1 answer
2. asked by Anonymous
3. 987 views
How can communities and government help promote physical activity initiatives?A. Raise taxes B. Lower taxes C. Create walking
1. 1 answer
2. asked by desha
3. 407 views
What is bone strengthening?A. Activities that produce a force on the bones that promote bone growth and strength B. Activities
1. 1 answer
2. asked by desha
3. 491 views
A 0.125 kg cart rolls along a metal track with a kinetic energy of 0.25 J. How high up an inclined metal track will the cart
1. 1 answer
2. asked by Ryley
3. 400 views
The new Physical Activity Guidelines for Americans allows a person to accumulate 150 minutes a week ________.A. By engaging in
1. 8 answers
2. asked by desha
3. 811 views
Children and adolescents are considered to be reflected in which age group?A. 6-17 years old B. 3-17 years old C. 5-17 years old
1. 6 answers
2. asked by desha
3. 472 views
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________.A. First set a time goal and
1. 7 answers
2. asked by desha
3. 607 views
An example of a muscle strengthening activity includes ___________.A. Zumba fitness B. Jumping jacks C. Aerobics classes D.
1. 5 answers
2. asked by desha
3. 499 views
I have a Question about The Merchant of Venice By william shakspear. What are Some promises made in the stor??? Please help!
1. 0 answers
2. asked by Josh
3. 387 views
A diver with a mass of 70.0 kg stands motionless at the top of a 3.0 m high diving platform. Calculate his speed when he enters
1. 3 answers
2. asked by Ryley
3. 1,382 views
If older adults are at risk of falling, they should do exercises that maintain or improve ________.A. Flexibility B. Muscle
1. 1 answer
2. asked by desha
3. 379 views
People who regularly engage in at least moderate intensity aerobic activity have a significantly lower risk of developing
1. 1 answer
2. asked by desha
3. 933 views
Individuals whose characteristics are well-suited to their environment survive. Individuals whose characteristics ar not
1. 3 answers
2. asked by Shreya
3. 1,640 views
What is an example of how adults can develop knowledge to attain goals if running is a goal:A. Learn how to reduce the risk of
1. 3 answers
2. asked by desha
3. 424 views
Healthy pregnant and postpartum women should get at least ________ of moderate-intensity aerobic activity a week.A. 60 minutes
1. 5 answers
2. asked by desha
3. 473 views
If you are overweight or obese, getting active can help you lower your risk of?A. Leukemia B. Stroke C. Alzheimer’s disease D.
1. 2 answers
2. asked by desha
3. 392 views
Part 2: Paraphrasing and QuotingReview the following passage and paraphrase the long passage in the following box. Use the
1. 0 answers
2. asked by antwan
3. 511 views
A unique feature of which browser is an opening screen that features a different image each day with embedded links?A. Chrome
1. 1 answer
2. asked by Brenna
3. 1,171 views
Resistance exercises improve muscular strength in persons with such conditions as ________.A. Multiple sclerosis and stroke B.
1. 3 answers
2. asked by desha
3. 529 views
What is premature death?A. Dying at the average age of death for a specific population group B. Dying after the average age of
1. 1 answer
2. asked by desha
3. 404 views
If the charge to mass ratio of a proton is 9.58 x 10^7 coulomb/kilogram and the charge is 1.60 x10^-19 coulomb, what is the mass
1. 3 answers
2. asked by Hannah
3. 3,365 views
A Health Care Administrator has been hired by an, Ambulatory health care setting. What should the health care administrator
1. 0 answers
2. asked by Tasha
3. 1,161 views
2x=y+1/2 how do you turn this equation into an equation that is ax+by=c?Please help and explain. Thank you.
1. 3 answers
2. asked by saranghae12
3. 319 views
you want to buy a pickup truck and are interested in one with a large carrying capacity. One model features a rectangular
1. 1 answer
2. asked by kim
3. 900 views
Why can a buffer be created by the addition of sodium hydroxide to acetic acid, but not from the addition of sodium hydroxide to
1. 1 answer
2. asked by Lindsey
3. 404 views
Tina is trying to drop a water balloon from her balcony onto a rectangular raft in the pool below. The pool is 25 feet long and
1. 2 answers
2. asked by Willow
3. 574 views
if you travelled to a planet that had twice the force of gravity of earth and you have taken a small mass that is 1kg what is
1. 1 answer
2. asked by dw
3. 676 views
Are there differences in the tools and techniques between big and small companies?
1. 1 answer
2. asked by anita
3. 333 views
For the titration of 50.00 mL of 0.106 M NH3 with 0.225 M HCl, calculate(A) the initial pH and when the pH neutralization is (B)
1. 1 answer
2. asked by Rosi
3. 1,570 views
What is the rms value of the electric field in a sinusoidal electromagnetic wave that has a maximum electric field of 64 V/m?
1. 0 answers
2. asked by jazz
3. 665 views
Two charged particles of equal magnitude (+Q and −Q) are fixed at opposite corners of a square that lies in a plane (see
1. 1 answer
2. asked by Monica
3. 2,930 views
The relative humidity is 55% on a day when the temperature is 30.0°C. Using the graph below, determine the number of moles of
1. 0 answers
2. asked by Katy
3. 614 views
I'm confused on the rule of multiplication and the rule of addition. When do I use each to determine the probability of a
1. 0 answers
2. asked by Peter
3. 370 views
A high diver of mass 60.0 kg steps off a board 10.0 m above the water and falls vertical to the water, starting from rest. If
1. 1 answer
2. asked by Anonymous
3. 561 views
The force exerted by the wind on a sailboat is approximately perpendicular to the sail and proportional to the component of the
1. 0 answers
2. asked by Anonymous
3. 998 views
If a student's percentile rank in a class of 400 students is 87, find the student's class rank.
1. 1 answer
2. asked by Anonymous
3. 502 views
A plane flying horizontally at an altitude of 1 mi and a speed of 500 mi/h passes directly over a radar station. Find the rate
1. 2 answers
2. asked by Daniel
3. 1,204 views
There is a lap swimming pool is a rectangle with the depth of 4.5 feet. If the water is doubled is it the width, length, and
1. 1 answer
2. asked by Anonymous
3. 407 views
How do you turn these equation into a standard form?this is the standard form: ax+by=c here are the following equations: 2x = y
1. 3 answers
2. asked by saranghae12
3. 550 views
Mars Rover When the Mars rover was deployed on the surface of Mars in July 1997, radio signals took about 12 min to travel from
1. 3 answers
2. asked by jazz
3. 2,478 views
Arrange the species O2, O2^+, O2^-, and O2^2- in order of increasing O-O bond length.
1. 1 answer
2. asked by Lucas
3. 1,003 views
how do you make an equation that is parallel to another equation?how do you make an equation that is perpendicular to another
1. 1 answer
2. asked by saranghae12
3. 819 views
An example of a muscle strengthening activity includes ___________.A. Zumba fitness B. Jumping jacks C. Aerobics classes D.
1. 1 answer
2. asked by desha
3. 470 views
calculate the delta Hf of c6h12o6 (s) from the following data:Delta H combustion= -2816 kj/mol delta Hf of Co2 = -393.5 kj/mol
1. 1 answer
2. asked by Cece
3. 1,091 views
the thermochemical equation for th edissocation of hydrogen gas into atoms may be written :h2-> 2H delta H 1824.2 what is the
1. 4 answers
2. asked by Court
3. 587 views
A flower bed in the corner of your yard is in shape of a right triangle. The perpendicular sides of the bed measure 6 feet 8
1. 4 answers
2. asked by kim
3. 1,596 views
M times 2/3 equals 1 - 13/15
1. 2 answers
2. asked by joe
3. 478 views
If a randomly-mating population has an established frequency of 64% for the organisms homozygous dominant for a given trait,
1. 0 answers
2. asked by Lisa
3. 514 views
Suppose you run a total of 4.35 miles in 58.75 minutes. If you want to determine your average running speed in units of km/hr,
1. 1 answer
2. asked by Anonymous
3. 509 views
The average age of vehicles registered in the united states is 96 months, with a standard deviation of 16 months. If a random
1. 0 answers
2. asked by Darren
3. 676 views
I asked Shirley If she would ever have any problems, she would call us imediently
1. 1 answer
2. asked by bety
3. 396 views
the correlation between two tests given to 100 students in the junior clas is .70 the mean for the first test was 125 with
1. 0 answers
2. asked by Anonymous
3. 1,001 views
Is women's history month capitalization?
1. 1 answer
2. asked by Zack
3. 386 views
A farmer plans to enclose a rectangular pasture adjacent to a river. (see figure). The pasture must contain 320,000 square
1. 1 answer
2. asked by Malika
3. 2,046 views
A 933 kg block is pushed on the slope of a 20◦ frictionless inclined plane to give it an initial speed of 50 cm/s along the
1. 0 answers
2. asked by Ana
3. 519 views
Find the point on the graph of the function that is closest to the given point.Function Point f(x) = x^2 (16, 1/2) (x, y) = ( )
1. 2 answers
2. asked by Malika
3. 582 views
Find the intervals on which the f(x)= cos^2x is concave up and concave down.
1. 1 answer
2. asked by amir
3. 1,525 views
A woman sues a man for the support of her child. She has type A blood, her child type O, the man type B. could the man be the
1. 2 answers
2. asked by Rebecca
3. 1,412 views
A park has the shape of a trapezoid. Two of the sides are 25 meters long. The other two sides are 40 meters and 20 meters long.
1. 12 answers
2. asked by jack
3. 3,187 views
At 25 C the following heats of reaction are known:2CIf (g)+ O2(g) -> CL2O (g) + f2O Delta H rxn= 167.4 kj/mol 2CIf3(g) + 2O2
1. 1 answer
2. asked by Court
3. 1,726 views
Which economic system is the best solution to handling a crisis of epic proportion
1. 1 answer
2. asked by Brenda
3. 389 views
Bob’s Barber Shop estimates their gross revenue for the second quarter to be given by the polynomial 7x3 + 6x2 – 6x – 3.
1. 2 answers
2. asked by Sparrow
3. 928 views
Could someone help me with these questions.If an equation s(t)=t^3 - 2t^2 + 1 describes an object's motion in metres, at what
1. 1 answer
2. asked by Jessica
3. 1,040 views
What is a good way to start a essay for admninstrative justice class?
1. 3 answers
2. asked by Henry H
3. 348 views
What is the Henderson-Hasselbach equation? Use the equation to determine the ratio of [A-] to [HA] necessary to create an
1. 2 answers
2. asked by Lindsey
3. 632 views
Determine the representation in the frequency domain function f (t) below,through the table of Laplace transforms: f (t) = 6e ^
1. 0 answers
2. asked by SILVA
3. 434 views
If a child was allergic to a substance scratched onto their skin, the area turned red and swollen within about 10 minutes. Which
1. 2 answers
2. asked by alex
3. 491 views
Using the table Laplace transform, determine the function f (t) of the following functions F (s).F(s)= 1/s^2 + 3s/s^2+9 F(s)=
1. 0 answers
2. asked by SILVA
3. 494 views
what is the critical value t that satisfies the condition that the t distribution with 8 degrees of freedom has probability .10
1. 2 answers
2. asked by Anonymous
3. 1,475 views
A popular buffer solution consist of carbonate (CO3 2-) and hydrogen carbonate (HCO3-) conjugate acid-base pair. Which, if any
1. 1 answer
2. asked by Debbie
3. 3,794 views
By the method of the fractions partial determine the function f (t) of the following functions F (s).F(s)=
1. 1 answer
2. asked by SILVA
3. 359 views

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