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Tanya
Questions and answers by visitors named
Tanya
Questions (161)
A water heater has a diameter of 18 inches. It sits in a drain pan that has a diameter of 22 inches and a height of 2 inches, as
5 answers
3,151 views
Find the equation in slope intercept form of the tangent line and the normal line to the curve x^2+4xy+y^2=13 at the
3 answers
830 views
The lenths of the side of a triangle are x+4 units, x units, and x+1 units. Express the perimeter of the triangle as a
4 answers
1,485 views
One molecule of bromine (Br2) and two molecules of potassium (KCl) chloride combine in a reaction. How many atoms are in the
11 answers
8,407 views
What is 87392 to the nearest 5
9 answers
asked by
Tanya
7,130 views
I need help finding action-packed words... and several other things cause the mid-term marks are gonna be tomorrow so I gotta
1 answer
603 views
I was just wondering if it would make any difference if one were to use calcium bromide solution instead of sodium bromide
1 answer
429 views
why do good oxidizing agents easily reduce?
Good (strong) oxidizing agents are easily reduced. What you said I think differs
1 answer
517 views
Acetylcholine is known to increase the contractility of smooth muscle. And norepinephrine is known to decrease the contractility
1 answer
444 views
Find the zeroes of the function
y=3x^3-3x So I factored that to y=3x(x^2-1) but am not sure about the zeroes. I know that 0 and 1
2 answers
542 views
Can someone please help me with this question?:
What is the United States doing to improve Iraq's infrastructure? Trying to pay
1 answer
408 views
I wanted to double check how to go about creating a 1% solution and a 4% solution. I know that it is 1 part to 99 and 4 part to
3 answers
454 views
Too make a 4% solution of paraformaldehyde from a 20 % solution.
C1V1=C2V2 (20)(10ml)= (4)(x) x= 50ml so I would need to add 45ml
2 answers
751 views
how would you make a 4% percent paraformaldehyde solution?
Work: starting from 20% (diluted with PBS) V1C1=V2C2 (100)(20)=(x)(4)
1 answer
396 views
how would you make a 4% percent paraformaldehyde solution?
Work: starting from 20% (diluted with PBS) V1C1=V2C2 (100)(20)=(x)(4)
3 answers
539 views
Use the formula h= -16t^2+250t to model the height 'h' in feet of a model rocket 't' seconds after it has luanched. Determine
2 answers
1,013 views
A maker of tires for cars has a multitude of data to support the fact that the lifetime of their tires follows a normal
2 answers
607 views
What mass of ethylene glycol C2H6O2, the main component of antifreeze, must be added to 10.0 L water to produce a solution for
3 answers
799 views
Produce a nucleotide sequence with a single base-pair substitution mutation that still produces the same amino acid sequence.
2 answers
594 views
Is it reasonable to say that the answer for 63.11 lies between 60.10 and 65.15 To which number do you think the answer is
1 answer
354 views
For the reaction shown, compute the theoretical yield of the product in grams for each of the following initial amounts of
3 answers
1,481 views
When writing a direct quote from the author word for word do you ident as the same for MLA style
1 answer
428 views
For each of the following unbalanced equations, indicate how many moles of the first product are produced if 0.625 mol of the
4 answers
1,257 views
sin^2(x) - cos^2(x) = 1 + cos(x)
the answer is equal to or greater than 0 and less than 2 pi
1 answer
394 views
is 6x+6yards if the width is x yards find a binominal that represents the length
1 answer
307 views
the perimeter of rectangle back yard is 6x+6 yards if the width is x yards find a binominal that represents the length.
2 answers
924 views
Area of a square find a polynominal A(X) that represents the area of the shaded region u have a square with an arrow pointing
2 answers
514 views
The length of a rectangle is fixed at 18 cm. What widths will make the perimeter greater than 78 cm.?
*widths must be greater
9 answers
1,027 views
Trains A and B are traveling in the same direction on parallel tracks. Train A is traveling at 60 mph, train B is traveling at
2 answers
600 views
Write the equation with the given slope and the given y-intercept
1. slope -2/3, y-intercept (0,5) 2. slope 5/6, y intercept
1 answer
313 views
Write Each equation in slope-intercept form then identify the slope and the y-intercept for each line
2x-y=12
1 answer
401 views
Find an equation of the line that passes through the given point and has the given slope Express ur answer in slope-intercept
1 answer
425 views
Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please
Rita has $315
1 answer
415 views
Please can you give me an algebraic expression for the following I am litterally racking my brain on this, please
Rita has $315
3 answers
451 views
Trying to figure out the problem in this word proble. The cost, in million of dollars to remove 75% of the pollution in a lke
1 answer
329 views
2NH3+H2SO4---> (NH4)2SO4
Calculate the mass of ammonia required to produce 125g of ammonium sulfate.|:
4 answers
2,251 views
What is strengths and weaknesses regarding monetary polcies, and how is related to treasury bill and note rates?
1 answer
503 views
• The acquisition cost is $35,000 paid at the time of installation.
• It reduces the wait staff by one person: Figure $10 per
2 answers
562 views
Prepare a 350 to 700-word paper in which you examine trends in popular American culture. In your examination, be sure to
2 answers
954 views
solve by the elimination method.
7r-3s=53 3r+7s=31 What is the solution of the system?
1 answer
448 views
In 1991, the life expectancy of males in a certain country was 72.8 years. In 1995, it was 75.9 years. Let E represent the life
2 answers
513 views
my 1st grader is completing his homework it says write a problem for the picture and it has a picture of 2 bones and 3 dogs what
15 answers
556 views
What is the solution of 3 times the absolute value of x + 5 <= 6
I think the answer is x <= - 3 and x >= -7 If I'm not right,
5 answers
384 views
What is the solution for absolute value of -1 + x = 5
I think the two solutions are x = 6 and x = (-4)
3 answers
346 views
7rs&s
1 answer
209 views
A container of volume 20.5 cm3 is initially filled with air. The container is then evacuated at 0oC to a pressure of 19 mPa. How
1 answer
518 views
I am stuck and hope that you can help me... How do I solve 3x^2-x-4=0 by completing the square?
Thank you so much!
1 answer
315 views
what numbers make up the mode and mean of 80 and a median of 85?
1 answer
272 views
how do I design a program using a flowchart, the program needs to compute state and county sales tax? It is suppose to compute
1 answer
430 views
What are contributing factors if you were in the market for commercial paper prior to a final purchase?
1 answer
335 views
As regards to federal reserve what is the success in the cost and availability of credit today? and what could be handled
1 answer
291 views
Lisa will rent a car for the weekend. She can choose one of two plans. The first plan has an initial fee of $53.98 and costs an
4 answers
1,618 views
Which economic system is the best solution for handling a crisis of epic proportion?
1 answer
352 views
Two events are _________ if the outcome or occurrence of the first affects the outcome or occurrence of the second so that the
1 answer
365 views
A proton is traveling to the right at 231 km/s. It has a head-on perfectly elastic collision with a carbon atom. The mass of the
2 answers
538 views
Two objects are connected by a massless string as shown in the figure below. The pulley is massless and rotates without
2 answers
1,064 views
Design a program that asks the user to enter a nonegative integer and then display the factorial of that number- it can be a
2 answers
554 views
What is a significant disadvantage of the payback period?
a. does not properly consider the time value of money, b. Is
1 answer
459 views
How do I find the pH of pure neutral H2O at o degrees celsius by using standard enthalpies and standard entropies
1 answer
305 views
Trying to solve the number 91
how 1,3,4,6 can be used once using add,sub,mult,divide and symbols
1 answer
255 views
There are many ways people can invest their money. In mutual funds, the investor buys shares in a fund that buys investment
1 answer
1,003 views
write the logarithmic equation in exponential form log0.001=-3
3 answers
877 views
a cylinder of diameter 1cm at 30degree celcius is to slid into a hole on a steel plate. the hole has a diameter of 0.9997 cm at
4 answers
2,059 views
Identify and describe Huck’s opinions of “sivilization,” education, and religion.
1 answer
437 views
How does Huck display imagination, intelligence, creativity, and a sense of humor in the first half of Twain’s novel?
2 answers
542 views
How does the issue of slavery become a concern in Huck's life? How does Huck deal with this controversial issue?
1 answer
377 views
Describe the role that Huck’s conscience plays in the first half of Twain’s novel.
1 answer
374 views
Based on what you know about him so far, describe Jim. What kind of a man is he? Why is he the kind of man he is?
1 answer
317 views
According to the estimate in 2001 which country ranks first in population then second then third?
1 answer
359 views
A student is taking a multiple choice exam. There are five possible answers for each question.
What is the probability the
2 answers
597 views
A student is taking a multiple choice exam. There are five possible answers for each question.
What is the probability the
4 answers
765 views
I need help with the second question:
A student is taking a multiple choice exam. There are five possible answers for each
3 answers
1,056 views
What is the value of Kp for the reaction:
NO2(g)+CO(g)->NO(g)+CO2(g) Given the following information: 2NO2(g)->NO3(g)+NO(g)
2 answers
1,057 views
Auto parts dept. sends out a mean of 6.3 special orders daily.
What is the probability that, for any day, the number of special
1 answer
349 views
what were the roman laws called that applied to all citizens in the roman empire
3 answers
384 views
A 10.231-g sample of window cleaner containing ammonia was diluted with 39.466 mL of 0.1063 M HCl to reach the bromocresol green
3 answers
1,898 views
a sign is in the shape of rhombus with a 60 degree angle and sides of 9cm long. Find its are to nearest tenth?
2 answers
1,001 views
strategy to displease a customer
1 answer
314 views
Calculate whether or not a precipitate will form if 1.30 mL of 0.80 M NH3 are added to 2.2 L of 1.0 10-3 M FeSO4. Calculate Q.
2 answers
519 views
Exactly 100 mL of 0.14 M nitrous acid (HNO2) are titrated with a 0.14 M NaOH solution. Calculate the pH for the following.
(a)
4 answers
1,610 views
The ages of commercial aircraft are normally distributed with a mean of 13.0 years and a standard deviation of 7.5 years what
4 answers
1,979 views
x2 - 5x + 5 = 0
1 answer
215 views
x is to 6 as 0.8 is to 1.5
How do I write a proportion with that? (proportion such as eg. 14/105=x/315) is it x/6=0.8/1.5 or is
1 answer
411 views
Where are selfish impulses?
Examples of social conscience?
1 answer
340 views
A number that can be divided by 2 three times in a row with no remainder, has 5 as a factor and is greater than 40
6 answers
2,587 views
The perimeter of a square is f feet. How long in yards is each side of the square?
3 answers
786 views
On a playground slide, a child has potential energy that decreases by 1000 \rm J while her kinetic energy increases by 900 \rm
2 answers
541 views
The sum of 16 reciprocals (1 over the number) is found to equal 4. What is the harmonic mean of the original (i.e.,
1 answer
352 views
The sum of 16 reciprocals (1 over the number) is found to equal 4. What is the harmonic mean of the original (i.e.,
1 answer
337 views
A box of books weighing 324 N is shoved
across the floor by a force of 527 N exerted downward at an angle of 35� below the hori-
1 answer
1,138 views
if you were on a 22.7 degree slope and an avalanche started 425 m up the slope, how much time would you have to get out of the
1 answer
380 views
At a recent scotch-tasting party, 20 faculty members and their (opposite sex) spouses were guzzling it back pretty well. One
2 answers
507 views
A 16 ft. ladder leans against a wall, with the top being 12 ft. from the wall when time t=0. The top is sliding down at a
4 answers
1,271 views
f/-11 < 9
1 answer
648 views
An investment pays 9 percent interest compounded semi-annually. What is the effective annual interest rate?
1 answer
1,075 views
Jake ate seven times more jelly beans as Sam. Together they ate 128 jelly beans. How many jelly beans did each person eat?
2 answers
531 views
Correct the right hand side of the following expressions.
5+ x = 5 + X 2 6 2 + 6 6x + 5 = x + 5 6 1 1 1 y + c = y + c
1 answer
306 views
You are using concentrated hydrochloric acid solution (12.0 M)to make 445.0 ml of a 5.85 M solution. Calculate the number of
1 answer
404 views
I know that mood and tone are different, but is mood considered an element of literature?
2 answers
825 views
Given f(x)= 2x^2 – 1 and g(x) = –2x + 1, find the following.
f(3) − g(3)
1 answer
308 views
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