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JJ
Questions and answers by visitors named
JJ
Questions (256)
2 H2S (g) + SO2 (g) <===> ƒnƒn3 S (s) + 2 H2O (g)
1) At 298 K, the standard enthalpy change, H¢X, for the reaction represented
4 answers
2,773 views
A mixture of helium and neon gases at 317 K contains 3 times the number of helium atoms as neon atoms. The concentration
4 answers
1,584 views
the numerator of a fraction is one-half the denominator! If the numerator is is increased by 2 and denominator is decreased by
6 answers
3,918 views
As a immigrant, I know that I have less chance to get into the University of California than other people. But I never give up
1 answer
489 views
During my four years in high school, I have taken a lots of classes to prepare for college. As I took ELD classes ( English
1 answer
883 views
I have to write a 7 pgs essay about the social problems during the Industrial Revolution according to the book "Frankenstein". I
1 answer
554 views
I have to write an essay about one of the social problems during the Industrial Revolution according to the book call
1 answer
532 views
-identify a major social problem
-analyze and comment upon the effects of the chosen social problem -use historical documents to
1 answer
1,020 views
During the eighteenth century and nineteenth century, Britain was undergoing many social problems. In the book of Frankenstein,
1 answer
512 views
In the late eighteenth and early nineteenth century, women began to struggle the equality in the society. After the long
1 answer
814 views
This radical revolutionary was fatally stabbed by another revolutionary.
A. Legislatvie Assembly B. Emigres C. San-culottes D.
1 answer
533 views
What number is less than10^-8?
a)0.000001 b)0.0000001 c)0.00000001 d0.0000000001 10^(-8) = 0.00000001 figure it out from there.
1 answer
399 views
for our lab, we had to fill a semi-circle plastic dish (with a scratch on one side) with water and find the index of refraction
1 answer
598 views
we put 2 mirrors perpendicular to each other and then an object in front. the result is 3 images of that object. how does the
1 answer
543 views
essay question is:
the golden age of classical greece (500-323 BC) is the first great age of humanism in the evolution of western
2 answers
712 views
my teacher marked these phrases as wrong but i don't know what about them is wrong:
1. je revelerais sans prevenir 2. j'ai vendu
3 answers
850 views
The Mongols in india were foreigners who were also:
A.) Confucians B.) Buddhists C.) Muslims D.) Christians
3 answers
912 views
I know diffusion is movement of matter from high to low concentration. Does that mean that it will try to make the molarity of
1 answer
325 views
does mozart compose the music in the opera in such a way that he puts the nobility as above the peasantry?
1 answer
409 views
related rates:
a ladder, 12 feet long, is leaning against a wall. if the foot of the ladder slides away from the wall along level
6 answers
2,240 views
What did Raphael Sanzio have effect on the world?Pls help!
2 answers
518 views
what did raffaello Santi effect the world with?how?pls help me its for my midterms!
1 answer
460 views
Explain the metaphor of adam and eve sin?
2 answers
1,077 views
Some things I don't understand:
If oxygen accepts electrons from the electron transport chain, how does it become a molecule of
2 answers
564 views
please paraphrases the following paragraphs:
"Whenever we suggested any plan, there was shrinking-the odds were fearful. Our path
2 answers
520 views
please help me fix the gramma, and give me some comment on the essay, what do i need to edit??
In the story of “The Sky is
3 answers
529 views
Mercury orbits the Sun with an everage speed of 47,800,000 m/s. About how long does Mercury take to orbit the Sun?
I'm quite
1 answer
396 views
Referring to the diagram, if c = 32 and theta is equal to 57.6 degrees, find the difference in the length of sides a and b.
1 answer
339 views
I realize this is very last minute. I wrote a 6-page history paper on the topic of civil rights and I want someone to read it
3 answers
484 views
A projectile is fired with an initial speed of 32.5 m/s at an angle of 61.4° above the horizontal. The object hits the ground
2 answers
946 views
A projectile is fired with an initial speed of 32.5 m/s at an angle of 61.4° above the horizontal. The object hits the ground
1 answer
393 views
If f(x) = 2 \ln(8 x+4\ln(x)) find f'(2)
1 answer
479 views
I was working on a US History crossword worksheet titled The English Colonists Arrive. I am trying to find the answer to the
2 answers
490 views
I need four reasons the layers of the egg compare to the earth.
so I have three 1. The shell compares to the crust 2. The white
4 answers
458 views
I am trying to understand what congress cannot do, but its confusing.
5 answers
404 views
Suppose scores on an IQ test are normally distributed. If the test has a mean of 100 and a standard deviation of 10, what is the
7 answers
1,119 views
If ab U ac is a line, what is true about A, B, and C?
2 answers
613 views
The length of a median of a triangle is 36 units. How many units from the vertex is the median?
2 answers
570 views
To examine the association between high blood sugar and glaucoma, a group of 3154 people was observed for a period of 20 years
1 answer
497 views
What do you consider to be a source of ethics? What environmental factors contribute to ethical behavior? How are business
2 answers
492 views
How did human history in North America during the period described in the Prologue differ from the events of Asia, Eurasia,
1 answer
423 views
What is the penultimate day of the year?
Dec. 30th?
1 answer
386 views
Mein Mitbewohner hat alles umgestellt! Gestern waren die Musikbozen hinter (1)_____ Sofa. Aber Jurgen hat sie unter (2)____
6 answers
753 views
Wie war das in der Kindheit?
1. Als ich Kind war, ___ ich immer radfahren. will woll wolle wollte wollen 2. Als du Kind warst,
3 answers
568 views
Water flows in a cylindrical, horizontal pipe. As the pipe widens to twice its initial diameter the pressure in the pipe
3 answers
1,153 views
A tin can is filled with water to a depth of 30 cm. A hole 11 cm above the bottom of the can produces a stream of water that is
2 answers
571 views
What kind of companies (industries) have negative cash flow from investing activities? And what kind of companies have positive
1 answer
350 views
I have to write a paper comparing two art sculptures.
I have write if it's an open or closed contour but I don't know what that
2 answers
1,017 views
Can you tell me if these sculptures have open or closed contour?
I can't post the link but if you search the name and the numbers
3 answers
701 views
What are the number in the magic square of 4 by 4 if the magic number is 38?
2 answers
542 views
i keep on doing something wrong on this problem,i guess im forgetting to add or subtract some number.
use f'(x)=lim h-->0
1 answer
437 views
a basketball player is trying to make a half-court ump shot and releases the ball at the height of the basket. assuming that the
2 answers
969 views
ac Method
15t^ -17t-4 ac=15*4=60 This the ac Method can you help me finished this problem
1 answer
348 views
How are computers and software aplications utilized in a bussiness setting to solve bussiness problems?
1 answer
401 views
A sign 3 feet high is placed on a wall with its base 2 feet above the eye level of a woman attempting
to read it. How far from
3 answers
863 views
Application of Derivatives and Integrals:
A sign 3 feet high is placed on a wall with its base 2 feet above the eye level of a
2 answers
592 views
Kate has 35 grams of xenon gas in a 15 liter tank at 11 degrees celsius and 250 atmospheres. If she heats the gas in the tank up
1 answer
408 views
Examples of personal interaction with a friend or family member about personal finance or credit cards.
This is an emergency!!!
1 answer
414 views
Roberta sold fifty tickets for the school play. Roberta sold ten more student tickets than adult tickets. How many student
2 answers
481 views
1. What was the first PERMANENT European colony in North America?
hope someone can help!!
7 answers
1,118 views
Differentiate the function.
f(x) = sin(7 ln x)
4 answers
1,556 views
The length of a rectangle is increasing at a rate of 9 cm/s and its width is increasing at a rate of 7 cm/s. When the length is
3 answers
2,298 views
Determine the number of moles of silver chloride formed when three moles of sodium chloride are reacted completely with silver
1 answer
405 views
If a goalie faces an 80mph slap shot hit from 40 feet away, how much time is there before puck arrives at the net (5280ft= 1
1 answer
407 views
Indentify the direction of the netforce in each of the following situations.
A marble moves in a circular path inside a paper
1 answer
1,059 views
Indentify the direction of the netforce in each of the following situations.
A marble moves in a circular path inside a paper
2 answers
1,034 views
What is the reaction effect of the following action effects?
a) Earth orbits the sun b) Ball accelerates downward Thank YOu.
1 answer
314 views
What is the reaction effect of the following action effects?
a) Earth orbits the sun b) Ball accelerates downward Thank YOu.
1 answer
322 views
Compute the derivatives of :
f(x)= x^7 + 7^x+ 7^7
1 answer
337 views
is it right when we say am confused or i am in confusion or confused ?
3 answers
329 views
i have to write a research paper on SAP Applications and i need some authentic websites ?
9 answers
610 views
A player is 6.5 ft tall.What is the player’s height in meters?
3 answers
622 views
A man is 2 years younger than his wife.Their current ages both are prime numbers. Next year his wife age will be a multiple of
1 answer
420 views
Enhance bank account class by adding preconditions for the constructor and the deposit method that require the amount parameter
3 answers
409 views
How many bits does a word of storage contain on the IBM-PC?
3 answers
772 views
Kevin has $6.45 in coins in his cash box. The numbers of quarters is one less than twice the number of dimes. The number of
4 answers
1,320 views
I have to write a researh paper on Intel Core i3 processor ?
I need some ideas
1 answer
339 views
A player height is 6.5 ft.What is his height in meters ?( 1m = 3.281ft)
4 answers
320 views
what is 50 miles per hour in meters per second?
2 answers
866 views
what is 50 miles per hour in meters per second ?
4 answers
512 views
A 10-kg piece of aluminum (which has a specific heat of 900 J/kg×°C) is warmed so that its temperature increases by 5.0 C°.
4 answers
5,852 views
A heat engine exhausts 3 000 J of heat while performing 1 500 J of useful work. What is the efficiency of the engine?
3 answers
2,057 views
A 2.00-kg block of ice is at STP (0°C, 1 atm) while it melts completely to water. What is its change in entropy? (For ice, Lf =
1 answer
734 views
If a 1000-kg car was moving at 30 m/s, what would be its kinetic energy expressed in the unusual (for kinetic energy) units of
1 answer
904 views
A puddle holds 150 g of water. If 0.50 g of water evaporates from the surface, what is the approximate temperature change of the
2 answers
624 views
I have to create an analog clock..What methods should i use
1 answer
437 views
Suppose in a breeding experiment, you combined 7,000 AA individuals and 3,000 aa individuals, and they mated randomly. After the
1 answer
958 views
A 15 Kg object that is free falling has a total mechanical energy of 13,230 Joules.
(A) From what height was the object dropped?
2 answers
1,060 views
Provide a class called Letter for authoring a simple letter. The letter class has three data fields, the name of the sender, the
4 answers
1,129 views
How to write goalie in a possesive form sentence
1 answer
448 views
A relational database for a real-world client what would be the example ?
2 answers
704 views
Are their any search engines I can use besides bing and google?
Any places I can access historical journals? Thanks!
3 answers
811 views
Hi!
I'm working on a math assignment and I was wondering if someone could check my math on this. PLZ! Create a model of Tank B.
1 answer
478 views
Hi!
I need help. I have worked out total rainfall, I have the monthly average (given by beauro) and I worked out the mean
4 answers
535 views
Hi!
I need to work out how much water is used per minute in my showerhead, per toilet flush, each dishwasher load, washing
3 answers
393 views
Solve 1/2x - 7 = 21
1 answer
253 views
DNA breaks apart when the _________ bonds between bases break??
1 answer
404 views
Entalphy variation for C5H6COOH.
1 answer
253 views
Two processes communicating using (memory locations “variables” or files).
3 answers
371 views
An apple of mass 0.1kg is thrown from a 123 meter high building at an angle of 45 degrees with an initial velocity of 5. How
1 answer
356 views
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