bobpursley
This page lists questions and answers that were posted by visitors named bobpursley.
Questions
The following questions were asked by visitors named bobpursley.
http://www.tudorplace.com.ar/aboutHenryVIII.htm WHAT ROLE DID HENRY VIII PLAY IN CREATING THE CHURCH OF ENGLAND?
18 years ago
What was Bean's consideration in this alleged contract? Hall sponsored a boat race in which the first prize was advertised as 1 14-foot boat trailer and 20-horsepower motor. After verifying with Hall that the prises advertised were correct, Bean entered t...
18 years ago
Correct. what is pi The definition or the number? The number is 3.14159 but that isn't an exact number. pi doesn't have an exact number except by definition and that is in words and not a number. The ellipse in question above( is translated 4 units to the...
18 years ago
http://www.jiskha.com/display.cgi?id=1165286122 A group of students decided to look at rectangles that are spuare. They find that no matter what size square they drew, every square was similar to shape B in the Shapes Set and to all other squares. They fo...
18 years ago
Molarity is defined as moles/volumesolution What is the molarity of a solution of silver perchlorate, AgClO 4 , if 3.2 moles of silver perchlorate is dissolved in 1.5 liters of water? Is it 2.133 M, 4.756 M, 4.8 M, or 4.810 M ? it is 4.756
18 years ago
The area of the circle is radius squared times 3.14. That gives you an area in square feet. The volume of the tank is that area times depth. That gives you a volume in cubic feet. Your comment about fish per ft makes no sense at all. Did you mean 2 fish p...
18 years ago
If you want to be banned from this site, keep it up. sorry about my brother. He always tries to get himself in trouble. My mom just banded him from the computer. Sorry and hope you can forgive him. SORRY
18 years ago
What is your thinking? I Will be happy to critique your thinking. Which of the following is a chemical property of paper? A. Color B. Ability to Burn C. Size D. Thickness WELL I THINK IT I THINK ABILITY TO BURN CAUSE IT SAYS CHEMICAL PROPERTIE Well I thin...
18 years ago
Postive charges move when they are attracted to negatives, or when they are repelled by another positive. in What Situations can positive charges move? Put 2 magnets 2gether. Or u can look @ ur science textbook or w/e. lalalalalalalalalala. That's my name...
18 years ago
multipy both sides by 44x Then take the square root of each side. Math question here. Can someone solve this for me?1/x=x/44
18 years ago
You can find this by Google searching on Kingdom fungi kingdom protoctista kingdom monera what are the common examples of the kingdom fungi, kingdom protoctista and kingdom monera?
18 years ago
What is 5/8 + 4/7 -1 ? I can't understand this math problem.... Please help me.... ------------------ Problem: In a boys' school, 5/8 of the boys play football and 4/7 play rugby. If every boy plays at least one of the two games, find the fraction of the...
18 years ago
I cant find the post I intended to add to, so I am here. Descriptive essays take many forms, and you can do much with it. It would do you great advantage to just stop a second and read two of my favorite, by great authors. Each is different, and accomplis...
16 years ago
I think I remember you wrote a short essay on this, and I commented that the economics is silly. Here is one the payback period is 88 years, but the panels only last 30 years. This is typical. http://www.dallasnews.com/sharedcontent/dws/news/localnews/sto...
15 years ago
Did you know that the best help you can give a student is NOT to do the problem for him, but to lead them to a solution. You can do this by example, or hints, or setting up the problem. Giving it away makes it worthless, and does not help the student lear...
14 years ago
Is it alright to ask a question again and again until you get the answer you want? Goodness, you have been responded to, and several of us read that and did not have diverging views from what Writeacher stated. If you did the research, did the analysis, t...
14 years ago
Hayley, I have read a number of posts of yours, and noticed two things. a. you worry about grades far too much, after all, we have an entire life ahead of us. Perfection is not on the cards for most of us. b. you have an issue in reading comprehension, in...
8 years ago
We will miss you. All the thousands of children you assisted, and taught, will miss you. May the Lord provide another who has the heart and patience to fill her shoes. Rest in Peace, MsSue BobPursley
5 years ago
Jan is making a sign for her sister’s birthday. The sign says “HAPPY BIRTHDAY” in all capital letters. If each letter is 3⁄4 inches long, estimate the length needed to spell out “HAPPY BIRTHDAY.”
4 years ago
Answers
The following answers were posted by visitors named bobpursley.
I don't understand your logic. The projection of the area on the ground is ab*cos60, which is not .75m^2
17 years ago
(ai+bj)X (ci+dj)=ad k + bc (-k) so the cross product is only in the third direction.
17 years ago
surface area of a six sided box: 10x5*2+5x5*2+10x5*2 which is 250. So you need the excess added, Amount-waste=250 .9amount=250 amount=about 278cm^2 check: 278*.9=250 I wonder if the box is supposed to have a lid, I put that in the calculations.
14 years ago
Interesting question.
17 years ago
This is not a projection of a vector, it is a projection of area.
17 years ago
given the three dimensional unit vectors, i,j,and k, the cross product of ai+bj with ci+dj is as I calculated. See http://en.wikipedia.org/wiki/Cross_product
17 years ago
To me, if the author said it well, quote and cite. If the author said it well but you need to put it in the context of your remarks, paraphrase. If you want to put it in your words, summarize. Consider: " Damn the torpedeos, full speed ahead" David Farrag...
17 years ago
wouldn't it depend on the reaction, and the metal? There is not a lot of surface area on a cube.
12 years ago
OH- ion.
12 years ago
vapor pressure is dependent on the mole ratios. vapor pressusre=100.84*Molebenzene/total moles moles benzene=26/molmassBenzene moles biphenyl=16.6/molmassBiphenyl total moles add those two.
12 years ago
500=8000*.06+M*.08 solve for M.
12 years ago
how long does it take to hit the ground? 182=1/2 g t^2 solve for time t. then, how far does it go horizontally. d=61*t
12 years ago
Personally, I like gaussian reduction as a choice method, becausing my TI83 does it very quickly and accurately. But for your methods, graphing on a graphing calc is fast. In school, often variables are assigned whole number values, which make elimination...
17 years ago
The relative velocity is the distance divided by the time. Now subtract the train moving 90km/hr, and you have the other train velocity. Watch units.
17 years ago
2W+2L=21 but L=2W or 2W+4W=21 W=21/6 meters
12 years ago
You could have 42,500. In the stands, you have 31,750+10,475 spectators. so players, radio, newspaper,stadium workers would be=41,500 - spectators in stands. Why are not TV reporters counted?
12 years ago
a. calculate the moles of LiOH in 155grams, then half of that moles it the moles of CO2, convert that to grams. b. convert 102 grms CO2 to moles. What percent of the moles of CO2 in a is that?
12 years ago
the products are CO2 + H2O C57 h110 O6 + O2 >> 57 CO2 + 55 H2O now to find the O2: on the right, we have 114+55 O=169O or 84.5 O2 C57 h110 O6 + 84.5O2 >> 57 CO2 + 55 H2O Now since small minds cannot comprehend non whole numbers in balanced equations (what...
12 years ago
Nuts to the note. The sum of heats gained is zero. (some of the heats gained will be negative). Heat gained by ice to zeroC+heatgained by melted ice at 0C +heat gained by water in cup+ heatgained by aluminum=0 Now the algebra: .850*Cice*(0 - (-20)) + M*Hf...
12 years ago
Hf for aluminum oxide is -1669.8 kJ/mole Why are you making this so complicated? Oxygen as an element is O2, and of course, its heat of formation is zero. If you had asked what is the heat of formation from atoms, the question would be quite different.
12 years ago
acceleration=changevelocity/time forcefriction=mass*a you know a, and mass force friction=mu*mg mu*g=a solve for mu.
12 years ago
resistanc=resitivity*length/Area * coeffThermal*deltaTemp setting resistance the same resisitive1*length1/area1*coeff1*dettaT1=resistivity1*length2/area2*cxoeff2*deltatT2 areas, deltatemps are same, so in my head.. length1/length2=coeff2/coeff1 * resisiti...
12 years ago
well 50-9times z or = 50-9*z so that is thhe change: 50-9z if z=3, change=50-27=23 dollars
12 years ago
The theory is that there is dependency in math models, something varies, and it effects an outcome.
18 years ago
Here are the factors: (x+(1+sqrt(1+4k))/2) (x+(1 -sqrt(1+4k) )/2) You ought to recognize where these came from: the quadratic equation
18 years ago
It is possible to teach carpentry without tools, or a lab, as long as the test doesn't require any skills being demonstrated. I am not a fan of AP classes for many reasons, the principle reason being that kids think they are getting college experience, an...
18 years ago
I agree four is the best answer, but after image may or may not be "your brain automatically seeks the complements.. " I agree four is the best answer, but after image may or may not be "your brain automatically seeks the complements.. "
18 years ago
We will be happy to critique your work or thinking on this.
18 years ago
You have the slope. y= slope*x + intercept put what you have in the equation... 1= (-1/9)*19 + intercept solve for the intercept.
18 years ago
Post what you have done. Getting a theoretical yield of 176 grams out of 40 grams of reactants is visionary.
18 years ago
http://www.jiskha.com/display.cgi?id=1152569548
18 years ago
change the function to 1/sinTheta. Now: Horizontal Asy...when i the numerator zero? Ans: never Vertical Asy..When is the denominator zero? Ans: At multiples of Theta equal to 180 (0, 180, 360, ..). change the function to 1/sinTheta. Now: Horizontal Asy......
18 years ago
Yes, correct. I would have done it this way.. n*PI n=0,1,2,3,...
18 years ago
The instructions are pretty clear. This will take some time in planning on your part. However, start by picking the exhibit theme. Have you considered orchids? Orchids require trees to support them, and each type of orchid has a specific insect/animal tha...
18 years ago
Use the formula.. Amount= Principal(1+i)^n where i is interest rate and n is years. Use the formula.. Amount= Principal(1+i)^n where i is interest rate and n is years.
18 years ago
http://www.mapsofworld.com/usa/states/alabama/maps/alabama-river-map.jpg
18 years ago
Your question makes no sense to me.
18 years ago
x-2xy=1 x(1-y)=1 1-y=1/x subtract one from each side.
18 years ago
Anna, it is not allowed in this world to post material without attribution. http://www.austmus.gov.au/geoscience/earth/jenolan.htm
18 years ago
Bile emulsifies fats so the wont clump in the intestines. What about the mouth, what does it do?
18 years ago
|TimeGabe= leaving time + stopping time Time Aaron= leaving time + stopping time.
18 years ago
recheck 1,3 I don't understand 2
18 years ago
Much better.
18 years ago
Your teacher ought to meet some of the folks at the textbook publisher who write and edit the textbooks. Wiki has a much better editing and proofing process.
18 years ago
If stealing hubcaps on Tuesday through Sunday is ok, then nothing is wrong with it.
18 years ago
This is not much of a topic sentence, it is cryptic. All I can think of is the old stage term center stage, so perhaps the term means putting the US into the center of the stage and measuring all else to what happens on center stage. Otherwise, I don't kn...
18 years ago
Frankly, if you planned it, and I were the students, I would hold you accountable for the loss. And you want my goodwill? Ha. Fat chance.
18 years ago
By your question, it is evident you missed the point of Le Chatelier: Reaction dynamics tend to undo a reaction in equilibrium if a reaction condition (temp, pressure, concentration) has been altered. This article explains it well, somewhat wordy, but wel...
18 years ago
Is this stump the teacher? There are standard distances for flanged elbows measured from center line, and in fact, the distances vary by type of elbow and thickness (pressure rating). Of course, you know that.
18 years ago
http://whale.wheelock.edu/archives/ask01/0212.html
18 years ago
Hmmm. The <i> IMPOSSIBLE</i> quiz?
18 years ago
You spent six hours to take a trip of distance twice 78km/hr*2hrs velocity= 2*78*2/6 km check my thinking.
18 years ago
That is the answer above. 2*2*78/6=52 km/hr
18 years ago
I will be happy to critique your thinking.
18 years ago
We will be happy to critique your work, all of these are straightforward use of formula. We are not going to do the work for you.
18 years ago
we will be happy to critique your thinking.
18 years ago
2. Isn't a1=-3, and d=+6 ? 3--I have no idea what the question is asking. 5. Sum= sigma(k=3,8) of (40-3k) (40-3*3)+(40-3*4) + ... as you wrote the terms. It will break down to 40*(8-2) - 3(3+4+5+6+7+8)=240-3*33=240-99= 141 as upi determined. =
18 years ago
What is your thinking on this? I will be happy to critique your thinking.
18 years ago
It makes no sense the way it is written. I wonder if it is meant to be f(x)=3(2x<sup>2</sup>(5x +1)) But without clarification, it is not possible to find the derivative.
18 years ago
Paste that math expression into the google search window, then write the answer to two significant digits.
18 years ago
on the first, the direction of travel is not specified, so it could be either. On the second, gravity is always acting downward, is it not?
18 years ago
What is your thinking on these? I am not much inclined to do them for you, but will be happy to critique thinking.
18 years ago
I don't understand you mM abbreviation, but I am certain you can find it from the fresh water solubility charts here; http://www.engineeringtoolbox.com/oxygen-solubility-water-d_841.html
14 years ago
How long does it take for the owners to meet? time= 10/(2*1.3) seconds What velocity did the dog travel during this time? distancedog=velocitydog*timedogran
18 years ago
divide the number of squares by 25 to get cm<sup>2</sup>
18 years ago
areacircle=PI*radius^2
18 years ago
65000 is standard notation. .00034 is standard notation. http://www.aaamath.com/B/g6_71hx1.htm
17 years ago
Would this be the layers? 7, 6, 5, 4, 3,2,1 or counting down, 1,2,3,4,5,6,7 What if you had n layers? Notice the number of people is layers Number 1 - 1 2 - 3 3 - 6 4 - 10 5 - 15 6 - 21 7 - 28 Can you see a pattern?
18 years ago
I would do this by experiment. It will depend on air currents, and humidity, and the material the ice is sitting on.
18 years ago
for the mass of iron, take the percent composition of iron in iron hydroxide times the mass. for the mass of feNO3, you have the mass of iron, use percentage composition agian to get the mass of the iron nitrate.
18 years ago
yes on the given percentages, get the empirical formula first. Now determine the mass of the OH, and the moles OH in the base, that is the m oles of H in the acid.
18 years ago
electric chair. Transmission of electrical power through the atmosphere (Tesla coil)
18 years ago
Do Google searchs on Tennessee art museums Tennessee opera tennessee music festival Those would be fun to me.
18 years ago
I don't know what the / mark in the denominator means.
18 years ago
Paste this into your google search engine window: 8.9*3.87 The google calculator, available in the search engine window, saves a lot of time.
18 years ago
3. Change 30km/hr to m/s 30km/hr*1hr/3600sec*1000m/km then distance=vi*t + 1/2 at^2
18 years ago
4. You need to work the units. Chang 30km/hr to meters/second. Then work it, keeping the units in the problem until you find out what your answer is, numerically, and the units.
18 years ago
The first is a function of x as there is one y value for all x. At any x, y=3. The second is not a function because there is no value of y defined for any x. At x=3, y can be any value, and at other x values, y is undefined.
18 years ago
what about mileage vs gasoline consumption? Or electric power bill vs elec consumption? Or gasoline consumption/mile vs speed driven?
18 years ago
Please don't multiple post.
18 years ago
Notice the lines have the same slope: they are parallel.
18 years ago
Temperature is an exponential function
18 years ago
I don't know that you can get a single answer to the question, nor can Christian moralists agree on the answer. Take the death penality, abortion, child labor, war as examples. Just on the basics of Christianity... http://www.biblegateway.com/passage/?sea...
18 years ago
Multiply out the fractions, gather the x to one side. I will be happy to critique your work.
18 years ago
Look at this example: http://www.sosmath.com/algebra/factor/fac01/fac01.html
18 years ago
defrost zone?
18 years ago
one hour is sixty minutes, 60+35=95
18 years ago
Isn't it a red herring? Having some proven prevention of AIDS does not stop an action to reduce AIDS transmission. Having to prove absolutely prevention by use of condoms is a red herring to avoid the subject of reducing the transmission of AIDS. http://w...
18 years ago
correct, and correct.
18 years ago
3. No. distane= vi*t + 1/2 a t^2 I will be happy to critique your work. Be certain to change km/hr to m/s 4. No. vf= sqrt (vi^2 + 2*a*d) be certain vi is in m/s units. <b> I will be happy to critique your work or thinking</b>
18 years ago
set them equal, and solve for x x^4-2x^2=2x^2 x^4-4x^2=0 (x^2-2x)(x^2+2x)=0 x^2(x-2)(x+2)=0 and now you have four solutions (two zeroes).
18 years ago
2W+2L=20 l-2=w solve.
18 years ago
a+zero=a
18 years ago
Both are pretty good. Accuracy is off less than a third of one percent, and precision is almost perfect. I am wondering how you measured and calculate precision, but you did get near one hundred percent of the expected value.
18 years ago
3[-7+2(-5+2)]= 3[-7+2(-3)]= 3[-7+2-3]= 3[-8]= -24
18 years ago
(1+4k) > 0 remember the quadratic formula? sqrt (b^2-4ac) ?
18 years ago
Each time spheres are touched together, one gets on each sphere 1/2 the total charge. When A meets B, then each leave with -1/2 q. So continue this until the touching has ended. The total charge at the end should equal the total charge one began with (-1q...
18 years ago
Find out what the problem is. Is it reading skills? Here is the best system of improving your study skills ever made, it works, and it will change your life. Ask your mom to help you on this site. http://www.pinkmonkey.com/electricdesk/elec-desk.asp
18 years ago
Why are you posting under various names, questions without any proposed answers or thinking? We will be happy to critique your thinking, but not so happy to do your homework for you.
18 years ago
Wouldn't it depend on the genetic mutation rate? If mutations occur frequently, then the local climate could favor some of the mutations reproduction fitness, and "select"those mutations. Otherwise, no.
18 years ago