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Janice
Questions and answers by visitors named
Janice
Questions (158)
Consider the line passing through the center of the cue ball as the x axis. At the point of collision with the solid ball on the
4 answers
1,026 views
If 3 different digits represent 3 different letters and each time a letter appears it represents the same digit how do i find
4 answers
2,409 views
Milk is flowing through a heat exchanger at a rate of 2000kg/h. he heat exchanger supplies 111,600kJ/h. The outlet temperature
6 answers
asked by
Janice
3,505 views
I have a problem. A theater runs 2 movies The first movie is 40 minutes long, the second is 60 minutes long. They start at 3:00.
5 answers
1,499 views
How much heat energy is required to raise the temperature of 5Kilograms of a coal from 20 C to 220 C ?
Coal? Doesnt coal
1 answer
606 views
What is the length of an aluminum rod at 65 C if its length at 15 C is 1.2 meters?
I will be happy to critique your thinking. New
1 answer
1,175 views
A sliver bar 0.125 meter long is subjected to a temperature change from 200C to 100C.What will the length of the bar after the
1 answer
725 views
For what values of p>0 does the series
a) Riemann Sum [n=1 to infinity] 1/ [n(ln n)^p] converge and for what values does it
1 answer
423 views
For what values of p>0 does the series
Riemann Sum [n=1 to infinity] 1/ [n(ln n) (ln(ln n))^p] converge and for what values does
1 answer
638 views
A department store has determined that 25% of all their sales are credit sales. A random sample of 75 sales is selected and the
3 answers
6,051 views
A salesperson contacts eight potential customers per day. From past experience, we know that the probability of a potentail
3 answers
6,225 views
I need all math factors for 2,006
2006 = 2*17*59 :)
1 answer
387 views
The normal boiling points of CO and SO2 are -192 degrees C and -10 degrees C, respectively
A) At 25 degrees C and 1 atm, which
3 answers
1,547 views
how many psi are in an atm?
14.7 lbs/in<sup>2</sup> = 1 atm. An easy way to have your conversions checked is to go to
1 answer
689 views
4NH3 + 7O2 = 4NO2 + 6H2O HHOW MANY MOLES OF AMMONIA WILL BE REQUIRED TO PRODUCE 10.0 MOLES OF WATER?
The equation tells you 4
1 answer
1,354 views
I am so lost can someone please help me
Trains A and B are traveling in the same direction on parallel tracks. Train A is
2 answers
530 views
Since gases can be highly compressed, what must be true of the spaces between the molecules of the gas?
2 answers
685 views
Simplify by removing factors of 1.
m^2 - 9/(m+3)^2
1 answer
412 views
What level of CSR (corporate social responsibility) does the religion Judaism fit into?
3 answers
401 views
What level of CSR (corporate social responsibility) does the religion Judaism fit into?
Ms. Sue answered... How can you fit a
2 answers
605 views
How do you say "On my birthday...", is it "En mon anniversaire"?
If i want to say "For dessert...", is it "Pour dessert..." or
3 answers
463 views
Passe compose:
(Please forgive my accent marks) i know the past participle agrees with the subject, my text only have example for
6 answers
651 views
Passe compose again,
last time SraJMcGin, you give me 4 situations where Past particples agree in gender and number, I get that
3 answers
482 views
What is 25/125 in simplist form?
5 answers
207 views
If Sam can do a job in 4 days that Lisa can do in 6 days and Tom can do in 2 days, how long would the job take if Sam, Lisa, and
3 answers
827 views
Concentrated sulphuric acid and manganese(IV) oxide were added to the solid. On warming a gas was evolved which turned litmus
1 answer
470 views
Is it correct to say that sulphur dioxide gas will only turn moist blue litmus paper red but will not bleach it?
3 answers
673 views
1)Are metals more reactive with water or with dilute HCl? Why?
2)Is weighing balance the same as mass balance?
1 answer
336 views
Sorry, I still do not understand why metals react more vigorously in acids than in water?
3 answers
376 views
The gross national debt initially is equal to $2.5 trillion and the federal government then runs a defict of $100 billion:
1.
3 answers
1,348 views
I have to answer questions about Parts of a nonfiction book.
example:second entry in index Where on line can I find a book that I
3 answers
287 views
Calculate the number of grams in the following :[149.096 g/mole]
8.55 moles of (NH4)3PO4 IT WOULD BE NICE IF I CAN GET STEP BY
4 answers
475 views
Please Simplify:
Having problems with this, and have many more to do. But if I get some guidence for this one I think I will be
1 answer
350 views
Can media ecology be tested?
1 answer
382 views
I have a problem. Conner's age is 4 and josh's age is 12. I need to find out how many years until conner is half of josh's age
5 answers
475 views
A stone is thrown straight downward with a speed of 2.2 meter per second from a height of 28 meters. What is the speed of this
1 answer
444 views
Daily output of Marathon's Garyville, Lousiana, refinery is normally distributed with a mean of 232,000 barrels of crude oil per
4 answers
1,876 views
When confronted with an in-flight medical emergency, pilots and crew can consult staff physicians at MedAire, an emergency
1 answer
803 views
Between 11 P.M. and midnight on Thursday night, Mystery Pizza gets an average of 4.2 telephone orders per hour.
Find the
2 answers
1,131 views
Find the molarity of a salt water solution containing 0.27 mol NaCl in 150g of H2O.
My work: 0.27 mol NaCl/150 g x 1000g/1kg =
3 answers
949 views
NaHCO3 + HCl -> NaCl+H2O+CO2
What is the normality of a sodium bi carbonate solution containing 5.08g NaHCO3 in 150 ml solution?
9 answers
1,068 views
If 2 people have 60 shares of stock between them and you double the number of shares of the 1st person and half the number of
2 answers
535 views
IF JACK AND JILL ARE COMPARING RESULTS OF A MATH TEST AND jACK HAD 40 CORRECT ANSWERS AND JILL HAD 50 CORRECT ANS AND THERE WERE
2 answers
555 views
how to i solve this problem asked previously unsatisfied with ans. Jack and Jill copared results on math test. Jack had 40
3 answers
492 views
A machine is set to give out one number less than twice the number fed into it. A number is fed into the machine. the result is
1 answer
476 views
What is the equation of the tangent line of the one-family of curve x^2 + y^2 = 25 at
P(4, 3) ?? help please
4 answers
442 views
If I went to a store and spent $16 more than half the money I had in my pocket and was left with $16 in my pocket how much did i
2 answers
511 views
If i want to compare the length of a shadow cast by a basketball goalpost 10ft with 2ft backboard shadow 69 inches to the shadow
1 answer
797 views
If you can manipulate the balance sheet to paint a nice picture of earnings and financial position of a company, what B/S items
1 answer
394 views
If 1/3 of a family is female children and 1/2 of a family is male children Including the parents how do I find the number of
2 answers
1,083 views
how do i determine how many people are in a family including mom and dad if 1/2 of family is male children and 1/3 of family is
1 answer
473 views
A recent article in a computer magazine suggested that the mean time to fully learn a new software program is 40 hours. A sample
2 answers
1,005 views
Were any of the Pre-Socratic philosophers successful in attempting to solve the problem of the One and the Many?
1 answer
425 views
Predict the sign of Delta S in the system for each of the following reactions.
2H3O^+(aq) + CO3^2-(aq) ---> CO2(g) + 3H2O(l) -,+,
2 answers
843 views
This is the first sentence of my cover letter. Should I use "for" or "at"? Or is there a better way to phrase this sentence?
I am
2 answers
523 views
Hey, Inequalties are not my favourite topic, but I'd like to learn more about them. Could anyone be able to list down brif notes
2 answers
598 views
what is the value of a preferred stock when the dividend rate is 14% on a $100 value? the appropriate discount rate for a stock
2 answers
565 views
What is the difference between a deductive and an inductive theory?
Distinguish between descriptive and normative theories.
1 answer
461 views
When you are the boss of a company, does that mean you are self-employed?
1 answer
356 views
Tell if the verb is action or linking.
1. My grandmother seems young to me. seems-linking 2. They looked odd in the old-fashioned
1 answer
401 views
if a car is moving around a circular track at a constant speed of 55 mi/h, is there a net force acting on the car?
3 answers
700 views
Compare an astronauts weight in orbit with the astronauts weight on Earth, assuming the mass of the astronaut doesn't change.
1 answer
418 views
Compare an astronauts weight in orbit with the astronauts weight on Earth, assuming the mass of the astronaut doesn't change.
2 answers
544 views
A 25.0 Kg sled with a rope attached is being pulled down a slope with a 21 degree angle. There is an 8 Kg box on the sled.The
2 answers
490 views
1.We have planted several new varieties of day lilies along the fence.
2.Soon, my shoes were full of sand. 3.For a beginner, he
1 answer
384 views
1.We have planted several new varieties of day lilies along the fence.
2.Soon, my shoes were full of sand. 3.For a beginner, he
1 answer
399 views
1.We have planted several new varieties of day lilies along the fence.
2.Soon, my shoes were full of sand. 3.For a beginner, he
3 answers
418 views
Hoc can the factoring of 9x to the second power plus 18x plus 8, help factor 9a to the second power plus 18a plus 8b to the
2 answers
524 views
If 1/8 is invested in US stocks and 1/10 invested in japanses stocks and 1/5 invested in european stocks the how much is
1 answer
413 views
A procedure states "use iron(III)chloride hexahydrate".
Can I use anhydrous iron(III) chloride instead if the hexahydrate is not
1 answer
402 views
solve the system of equations 2r+2s = 50 and 2r-s=17
2 answers
566 views
There are about 3,400 species of frogs and toads, and scientists tell us that they represent 90% of the amphibians in the world.
4 answers
391 views
Find the value (in lowest terms) of the following product: (1-1/2^2)(1-1/3^2)(1-1/4^2),...,(1-1/2011^2).
1 answer
338 views
Find the values of c so that the intersection of y=-x+6 and y=x/3+c lies
strictly in the first quadrant (not on a coordinate
1 answer
341 views
Suppose that 25% of all wise people are nice and half of all the nice people are wise. Suppose further that 25% of all the
3 answers
1,988 views
You want to eventually own a ranch of several thousand acres and raise 20,000 head of cattle. You are considering establishing
1 answer
514 views
what happens to the force (magnitude and direction) on the wire when
(i) the size of the current through the wire is increased ?
2 answers
584 views
These three are connected to 240V main supply :
Grill = 6A Desk lamp = 0.6A Convector heater = 4.5 a(ii) which of these has the
2 answers
540 views
Fan -- 15W
Heating elements -- 1.2kW Mains -- 240 A) calculate the weekly cost of having the fan heater with the warm air setting
3 answers
398 views
Hot air rises and cold air sinks. So in which condition will a switch of a fan heater be open or close ?
Thanks (:
1 answer
445 views
What is the interest owed if the principle is 56,950. at 11 4/5 % interest for 155 days, using the 365 day calendar?
1 answer
423 views
A CAR HAS A MASS OF 1200KG TRAVELLING ON A LEVEL ROAD. THE CAR DECELERATED AT A RATE OF 10M/S^2 TILL THE CAR STOPPED. iT HAS TO
2 answers
687 views
How will mechanical energy affect different points of oscillation on a vertical spring?
Well i know that mechanical energy is PE
6 answers
564 views
So I did in an experiment and the results I got were the potential energy when the spring compresses is 0 and when it stretches
5 answers
475 views
So I did in an experiment and the results I got were the potential energy when the spring compresses is 0 and when it stretches
7 answers
546 views
What would the gravitation PE and Elastic PE be like on the moon?
2 answers
1,011 views
If one used a stiff vertical spring rather than a regular one what would be the results?
The gravitational PE and the Elastic PE
1 answer
316 views
how do you Create a Web page that displays all numbers from 20 to 1 and indicates whether the number is prime in it displays?
1 answer
346 views
Write the standard form of the equation for the circle that passes through the points (2, 6), (-4, 6), and (-4, -2). Then
2 answers
831 views
Determine the solution set of the system.
x^2+y^2=9 x+y=3 Very confused on this one! PLease Help!
3 answers
604 views
If 86% of households have cable television and three households are picked at random, what is the probability that at least one
2 answers
830 views
A juice concentrate containing 65% solids is added to a single-strength juice solution(containing 15% solid), in order to
5 answers
2,743 views
38 degrees celcius is what degree F?
2 answers
903 views
In reverse osmosis, water flows out of a salt solution until the osmotic pressure of the solution equals the applied pressure.
2 answers
562 views
The target capital structure for QM Industries is 38% common stock, 5% preferred stock, and 57% debt. If the cost of common
1 answer
507 views
A jet plane lands with a velocity of 100 m/s and can accelerate at a maximum rate of -5.0 m/s2 as it come to rest. Can this
4 answers
2,478 views
A solution of H2SO4(aq) with a molal concentration of 3.22 m has a density of 1.183 g/mL. What is the molar concentration of
1 answer
631 views
Her responsibilities include assisting other tasks as required / assisting with other tasks as required
Which one is correct?
2 answers
890 views
A developing field in psychology is called Positive Psychology. It is exploring ways to help people become happier and
3 answers
635 views
Use factoring and the zero-product property to solve the following problems.
1. z(z-1)(z+3)=0 2. x^2-x-10=2 3. 4a^2-11a+6=0
1 answer
427 views
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