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Joy
Questions and answers by
Joy
, page 3
Questions (413)
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p =
1 answer
443 views
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p =
1 answer
380 views
A polystyrene ice chest contains 3 kg of ice at 0 degrees Celsius. Triangle H for melting = 3.34 x 10 to the 5 power J/kg p =
1 answer
435 views
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed,
1 answer
418 views
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed,
1 answer
459 views
Pure copper wire of diameter = 2.0 mm has an electrical resistance, R, of 0.005 ohm/m (upside down U/m). p = 8900 kg/ m cubed,
1 answer
1,134 views
The Hardy-Weinberg formulas allow scientists to determine whether evolution has occurred. Any changes in the gene frequencies in
3 answers
1,494 views
Consider the linear model yi =xiB + ei or, in matrix notation Y= X'B + e. where X' is a vector n * 1. You estimate the model
2 answers
585 views
Consider the linear model yi = xiB + e = B1 + B2xi2 + ... + Bkxik + ei, i = 1, ..., n, or in matrix notation Y =XB + e.
Consider
2 answers
632 views
Consider a linear model with unobserved beterogeneity (q) and measurement error in an explanatory variable:
y = B0 + B1x1 + ... +
1 answer
530 views
My original question was that I wished to dissolve 100mg of caffeine powder in oil but could not do it as caffeine was not
2 answers
535 views
The following table gives the number of deaths due to accidental falls for each month during 1970. Is there any evidence for a
2 answers
769 views
Here is the question:
If gene frequencies are in equilibrium, the genotypes, AA, Aa, and aa occur in a population with
1 answer
440 views
Are there tables comparing and contrasting the following or how would you write these up?
1. Ecological Studies and
1 answer
460 views
How do I write a lexicon for the following words: sand goanna, dog, mosquito, spear, child, man, stone, prickle, and rabbit?
How
3 answers
404 views
The investigators suspect that military men may not tell the truth about visiting a CSW. Some may say they did visit a CSW when
1 answer
286 views
The investigators suspect that military men may not tell the truth about visiting a CSW. Some may say they did visit a CSW when
1 answer
315 views
Find the length of the third side of a triangle if the area of the triangle is 18 and two of its sides have lengths of 5 and 10.
3 answers
988 views
Let c > 0 be a constant. For F E Cp (-C, C), the Bessel inequality is
ao squared/ 2 + N E n = 1 (an squared + bn squared) is less
1 answer
395 views
Fourier cosine series correspondence for f(x)= x, o < x < pie given by x ~ pie / 2 - 4/n, E infinity on top and n=1 on bottom.
1 answer
464 views
Fourier sin series for f(x) = 1, 0 < x < Pie is given by 1 = 4/n E 1/ (2n-1) times sin (2n-1) x, (0 < x < n).
Using this, find
2 answers
552 views
What prediction is shared by the neutrality of money and the natural rate hypothesis (NRH)?
1 answer
304 views
Anna burned 15 calories per minute running for x minutes and 10 calories per minute hiking for y minutes. She spent a total of
2 answers
1,223 views
Much of the demand for U.S. agricultural output has come from other countries. In 1998, the total demand for wheat was Q = 3244
1 answer
799 views
Suppose that there are 1,000 hot-pretzel stands operating in Toronto. Each stand has the usual U-shaped average total cost
1 answer
829 views
This problem is based on the specific factors model. Consider the economy of the Shire that produces cereals and swords. Each
2 answers
728 views
Explain the direction of the six surface wind belts in Fig. 6.24C. Be sure to use the concept of pressure gradient force and the
1 answer
351 views
On the bottom of page 11 in the notes, ΔFa is positive in the tropics and negative near the poles. State what this means
1 answer
418 views
Show a calculation supporting the value of Ra = -100 W/m2 on the bottom of page 11 in the notes. Hint, consider Figure 4.13
1 answer
325 views
Explain how the five labeled ocean gyres in Fig. 6.38 arise from the atmospheric general circulation, being explicit about
1 answer
388 views
If the price of 1 pound of cereals is $10 and the price of a sword is $100, what is the wage rate paid to Hobbits in the Shire?
1 answer
385 views
Because of the War of the Ring, the price of a sword went up to $150. Calculate new wage and employment level in each sector.
1 answer
325 views
Do Hobbits gain or lose if the price of a sword goes up to $150? (To answer the question, calculate their real wages before and
1 answer
343 views
Find the standard form of the equation of the parabola with the given characteristics and vertex at the origin. Passes through
3 answers
758 views
Find the standard form of the equation of the parabola with the given characteristics and vertex at the origin. Passes through
3 answers
1,611 views
Find the value of the parameter:
x = 3t y = t^2 + 5 t = 2
1 answer
319 views
Which of the following compounds is neutral in aqueous solution?
A. CaCl2 B. AlCl3 C. NH4Cl D. CaO E. Na2CO3 F. CO2
2 answers
940 views
A 23.16 ml volume of an H2A acid solution of unknown concentration with 2 drops of phenolphthalein required 14.24 ml of 0.135 M
2 answers
579 views
These 3 equations all describe the same quadratic function. What are the coordinates of the following points on the graph of the
1 answer
486 views
Make up an equation that satisfies the given conditions: must have x-intercepts at (1,0) and (2,0). It must also have a
1 answer
347 views
Montana Company produces basketballs. It incurred the following costs during the year.
Direct materials: $14,032 Direct Labor:
1 answer
678 views
Genentech, Inc. is a California-based biotech pioneer recently acquired by Swiss pharmaceutical giant Roche Holding AG. Roche
2 answers
1,015 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
404 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
297 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
324 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
303 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
285 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
1 answer
315 views
d1 = 2.53 cm +/- .05 cm
d2 = 1.753 m +/- .001 m 0 = 23.5 degrees +/- .5 degrees v1 = 1.55 m/s +/- .15 m/s Using the measured
2 answers
552 views
I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof,
1 answer
493 views
I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof,
2 answers
537 views
I need help with this proof for my philosophy class. This proof is supposed to be done via conditional proof, so it is supposed
1 answer
624 views
I need help with this proof for my philosophy class. This proof is supposed to be done via indirect proof or conditional proof,
1 answer
507 views
At the He-Ne laser wavelength (L= 632.8 nm) the refractive indices of crystal quartz are n o = 1.54264 and n e = 1.55171
2 answers
561 views
Problem 4.4- Suppose n o and n e are given. In (a) you only need to find the magnitude of the group velocity. Problem #2 in HW
1 answer
374 views
In a competitive market, there are two groups of firms. For every firm in group A, the long-run ATC curve is U-shaped and
1 answer
460 views
In a competitive market, there are two groups of firms. For every firm in group A, the long-run ATC curve is U-shaped and
1 answer
400 views
Construct a short-run supply function for a firm whose short-run cost function is
C= = 0.04q^3 – 0.8q^2 +10q+5 3. The long run
2 answers
828 views
At the He-Ne laser wavelength (L= 632.8 nm) the refractive indices of crystal quartz are n o = 1.54264 and n e = 1.55171
1 answer
460 views
Problem 4.4- Suppose n o and n e are given. In (a) you only need to find the magnitude of the group velocity. Problem #2 in HW
2 answers
536 views
The result of multiplying 2 by x plus y times 3 plus 5 times z is equal to 10.
1 answer
312 views
The product of x and 3 plus the product of 7 and y plus z times 4 is equal to 3.
1 answer
303 views
The product of 2 and y plus the result of multiplying z by 2 plus x equals 3.
1 answer
311 views
The sum of 6.5 times u, 5 and -2. plus the product of 3.5 and x is equal to
the result of adding x, 4.5 times y and -10. The sum
4 answers
460 views
What kind of sentences are they and how do I diagram them?
Large brains "do" not necessarily "confer" superior intelligence. I
4 answers
486 views
hi do you have a facebook account ?
1 answer
304 views
What is a simpler form of the expression. -3(-y-2)+5y
3 answers
389 views
Hi so im reviewing or our long test tomorrow on combined gas law and lussac's
well here, combined gas law i find it (maybe )
3 answers
666 views
If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C
Please help thanks
3 answers
700 views
If a line is extended from A (2,3) through B ( -2, 0 ) to a point so that AC = 4ab Find the coordinates of C
Please help thanks
7 answers
6,034 views
What course should i really take if i want to be a pediatrician ?
1 answer
371 views
What course should i really take if i want to be a pediatrician ?
COURSE HELP PLEASE - Ms. Sue, Friday, January 31, 2014 at
4 answers
545 views
Hi i want to be a pediatrician when i grw up so what course should i take in college ? im already in 3rd yr high school... in
4 answers
547 views
Hi if im going to take pre med courses to become a pediatrician .., am i going to take it all or just one ??? plleasseeee answer
1 answer
433 views
For an IQ test, we know the population _ 5 100 and the _X 5 16. We are interested in creating the sampling distribution when N 5
2 answers
555 views
In an English class last semester, Foofy earned a 76 1X 5 85, SX 5 10). Her
friend, Bubbles, in a different class, earned a 60 1X
3 answers
750 views
In a normal distribution of scores, four participants obtained the following deviation
scores: 11, 22, 15, and 210. (a) Which
2 answers
1,281 views
For an IQ test, we know the population _ 5 100 and the _X 5 16. We are interested in creating the sampling distribution when N 5
3 answers
741 views
In an English class last semester, Foofy earned a 76 1X 5 85, SX 5 10). Her
friend, Bubbles, in a different class, earned a 60 1X
2 answers
1,322 views
Assume that the data in question 25 reflect a highly skewed interval variable.
(a) What statistics would you compute to summarize
2 answers
598 views
HELP MY REPORT IS ABOUT SATURATED ND UNSATURATED SOLUTIONS
1 answer
382 views
Our lesson coordinate geom already now analytic proof .
HOW TO DO ANALYTIC PROOF ? PLEASE PLEASE HELP THANKS VERY MUCH
1 answer
443 views
Assign oxidation numbers to each individual element in the following reaction and identify the oxidizing and reducing agents.
2
2 answers
550 views
A company will make a cereal box with whole number dimensions and the volume of 100 cm³. If cardboard cost five cents per 100
2 answers
553 views
A researcher investigated the effect of volume of background noise on participants’accuracy rates while performing a difficult
2 answers
794 views
In an experiment, you measure the popularity of two brands of soft drinks (factor A), and for each brand you test males and
1 answer
709 views
Who made the painting "Weeping Woman"?
1 answer
429 views
How did we get water on earth?
3 answers
379 views
Find the intersection of two lines. i have the answer just please tell me how it was made
4x-3y-4=0 , 4x+2y+5=0 -5y/-5 = 9/-5 y=
2 answers
558 views
an object is 25 cm from a concave mirror whose focal length is 50 cm where will the image be located
how wil lthe solution be ?
2 answers
537 views
What is the equation for the line that passes through W(-10,-9) and is parallel to
y=5/32x-10 ? Thank you....
1 answer
339 views
I'm don't understanding how to solve this question:
The graph of a line passes through the x-intercept of y-20=2/11(x-31) and is
3 answers
508 views
The equation of a certain line, when written in general form, is 5x+3y+7=0 . The slope of the line is m , the y-intercept of the
2 answers
567 views
Why does morality have little part to play in your Judging of deviance?
1 answer
328 views
What is anomie and its connection to norms?
3 answers
624 views
Two marbles are sitting side by side in a glass container. The base of the container is 10 units long and the radius of the
2 answers
601 views
What are the deffrance between mecury, alchol, water?
1 answer
319 views
What is Physics
1 answer
289 views
A construction crew has just finished building a road. The road is
10 kilometers long. If the crew worked for 4 2/3 days, how
4 answers
3,506 views
Pls show me the steps how to work this physics question:A pulley system of 4 pulleys is used to raise a loan of mass 50kg
2 answers
560 views
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