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Questions (466)

entropy increase as temperature increases why
1. 3 answers
2. 428 views
What mass of Kbr is present in 25 mL of a 0.85 M solution of potassium chloride?
1. 1 answer
2. 1,347 views
what is the domain and range of f(x) x^3?
1. 1 answer
2. 311 views
Calculating Parts per millionHelium gas, 3.0 x 10^-4 is dissolved in 200.0 g of water. Express this concentrartion in parts per
1. 2 answers
2. 5,328 views
what do ecuador plan to do to get rid of infectious disease.
1. 0 answers
2. 341 views
what has beem done in Ecuador on infectious disease and why
1. 1 answer
2. 461 views
How should I start a great position paper on Ecuador and its infectioud Disease?
1. 8 answers
2. 453 views
Contrast ionic and molecular substance in terms of the type of attractive forces that govern their behavior.
1. 1 answer
2. 435 views
A fellow student say , " All substance experience London disperison forces of attraction between particle." Is this etatement
1. 5 answers
2. 1,236 views
A coustomer wants to make a teepee in his back yead for his kids. He plans on using PVC plumbing pipe for the supports on the
1. 1 answer
2. 992 views
Create a 3-5 page Request for Proposal (RFP) for bringing in outside trainers to train staff on the use of Microsoft Office®
1. 5 answers
2. 737 views
a^2-b^2/a-breduce to lowest terms
1. 4 answers
2. 371 views
(2y+1)/(y^2-y-6)ruling out value for y. which numbers can not be used in place of (y).
1. 1 answer
2. 358 views
what is an example of the relationship between sensory adaption and negative adaption?
1. 1 answer
2. 441 views
how do you balance a chemical equation
1. 2 answers
2. 380 views
Solve the following equation-5x + 1 > 11 Please include work
1. 1 answer
2. 315 views
CheckPoint: Police StressWrite a 350- to 700-word response describing each of the four categories of stress associated with the
1. 3 answers
2. 767 views
A horizontal 791 N merry-go-round is a solid disk of radius 1.48 m, started from rest by a constant horizontal force of 50.0 N
1. 2 answers
2. 701 views
A war-wolf or trebuchet is a device used during the Middle Ages to throw rocks at castles and now sometimes used to fling large
1. 2 answers
2. 1,006 views
An ice tray contains 490 g of liquid water at 0°C. Calculate the change in entropy of the water as it freezes slowly and
1. 1 answer
2. 667 views
im not getting the proper answer from this question:5.0=k=c1/c2= 1.00g-x/15ml all over x/50 ml = (1.00-x)50/15x the answer comes
1. 1 answer
2. 366 views
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner
1. 2 answers
2. 1,114 views
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner
1. 0 answers
2. 775 views
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner
1. 1 answer
2. 608 views
Air (a diatomic ideal gas) at 30.0°C and atmospheric pressure is drawn into a bicycle pump that has a cylinder with an inner
1. 0 answers
2. 596 views
A glass window pane has an area of 3.50 m2 and a thickness of 0.600 cm. If the temperature difference between its surfaces is
1. 2 answers
2. 1,174 views
definition amorphous solid
1. 1 answer
2. 360 views
One mole of an ideal gas does 3400 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and
1. 1 answer
2. 769 views
One mole of an ideal gas does 3400 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and
1. 0 answers
2. 911 views
A sample of ideal gas is expanded to twice its original volume of 1.00 m3 in a quasi-static process for which P = áV2, with á
1. 1 answer
2. 1,601 views
Model rocket engines are sized by thrust, thrust duration, and total impulse, among other characteristics. A size C5 model
1. 1 answer
2. 1,475 views
The melting point of helium is -269.65°C, and the boiling point is -268.93°C.I have to convert these to K I get 3.5 and 4.22
1. 1 answer
2. 486 views
A fitness professional will most likely refer a student or client to a _______ to treat tight muscles that can pull bones out of
1. 0 answers
2. 429 views
The mass of the Earth is 5.98x10^24 kg, and the mass of the Moon is 7.36x 10^22 kg. The distance of separation, measured between
1. 3 answers
2. 3,995 views
i am trying to find the minimum volume of hot water needed to dissolve 100 mg of salicylic acid.when i did the calculations i
1. 2 answers
2. 845 views
A 68.0 kg boy and his 45.0 kg sister, both wearing roller blades face each other at rest. The girl pushes the boy hard, sending
1. 1 answer
2. 1,283 views
I'm confused on this one,If n(A) = 8, then how many proper subsets are there? I came up with 255. Is this correct?
1. 1 answer
2. 489 views
If n(A)= 8, then how many proper subsets does A have?
1. 0 answers
2. 461 views
Six months later, the same client comes to see you again. She shows you an advice received recently from the partnership¡¦s
1. 2 answers
2. 1,151 views
a test liquid has a density of 1.1g/mL. when you pour some of it into a cup of water, what will happen?
1. 4 answers
2. 473 views
if the motion of something was 120 m/s2 would it be the same value if in m/s?
1. 1 answer
2. 357 views
Estimate the power you deliver when starting to walk from a standstill, in W:& Your body radiates about 88 W in heat energy. How
1. 1 answer
2. 405 views
i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J.
1. 1 answer
2. 372 views
i was just wondering what approx is the change in PE in J when standing up from your chair and the KE when walking in J.
1. 1 answer
2. 349 views
What is the pH of the solution created by combining 12.00 mL of the 0.10 M NaOH(aq) with 8.00 mL of the 0.10 M HCl(aq)?with 8.00
1. 0 answers
2. 838 views
I was wondering if there was a way to replace a certain digit on the TI83 calculator without having to clear the whole thing and
1. 1 answer
2. 648 views
I would like the entire class to identify the major similarities and differences that exists between the American and European
1. 4 answers
2. 1,007 views
What is the realm of mind and consciousness?Could some one explain to me what Realm means in this question I do not want the
1. 2 answers
2. 470 views
am needing help I have a paper due on compare and contast Normal and abnormal PsychologyMy problem is I can not find no
1. 1 answer
2. 744 views
you examine basic concepts of human interaction from a psychology perspective. In your examination, describe at least two
1. 2 answers
2. 1,295 views
major schools of thought in psychologyMy answer to this is please tell me if I am correct or not behaviorism social cultural
1. 4 answers
2. 935 views
I am having to write a paper on when admission policies are made for schools.there no specific school it is all in general do
1. 1 answer
2. 584 views
describe your optimal learning times and optimal learning environmentcan someone please explain to me what my instructor might
1. 1 answer
2. 495 views
why dos presidents put vegetables in his blender
1. 3 answers
2. 1,581 views
a sample consisting 22.7g of a nongasous unstable compound X is placed inside a metal cylinder with a radius of 8Cm and a piston
1. 0 answers
2. 527 views
if the pH of a half-neutralized acid solution is 5.4, how would you find the [H+] of the the solution. There is 1.0 g of
1. 4 answers
2. 983 views
is soda good for you, like 10 cans of coke per day
1. 2 answers
2. 398 views
Two charged bodies exert a force of 0.390 N on each other. If they are moved so that they are one-third as far apart, what force
1. 1 answer
2. 627 views
Classify each of the follwing by the type of solid(molecular, ionic, metallic, covalent network)it will form:a) Na b) Fe c) SiO2
1. 1 answer
2. 1,423 views
2 times a number, increased by 28 is less than or equal to 6 times that numberis this how i should write this 2*x+28<6*x Yes,
1. 0 answers
2. 573 views
Nine more than the sum of six minus a number and five equals twenty-oneI am sorry I hit the wrong button and it sent it before i
1. 0 answers
2. 595 views
solve each literal equation for the indicated variablelinear equation for x 2x+3y=6 can some one give me a example and show me
1. 0 answers
2. 736 views
The revenue for selling y units is R=3y^2-2y+5 and The cost of producing y units is C=y^2+y-3 . Find the expression that
1. 0 answers
2. 565 views
6(-3-2)^2 over -3^2-2(-3)(2)+2^26(-3-2)^2 over -3^2-2(-3)(2)+2^2 6(-5)^2 over -9+12+4 6(-5)^2 over 3+4 6(25)^2 over 7 6x150 over
1. 1 answer
2. 290 views
what is the difference between 14kt gold and 14k gold and what one is the better goldBoth are the same thing Thank you for using
1. 0 answers
2. 1,013 views
A 1580 kg car is traveling with a speed of 15.0 m/s. What is the magnitude of the horizontal net force that is required to bring
1. 0 answers
2. 1,347 views

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