Questions LLC
Login
or
Sign Up
Ask a New Question
megan
Questions and answers by
megan
, page 2
Questions (244)
arrange these seven substances in order from highest melting point to lowest melting point.
H2O, MgO, CCl4, CH2Cl2, CaCl2, N2,
2 answers
595 views
arrange these seven substances in order from highest melting point to lowest melting point.
H2O, MgO, CCl4, CH2Cl2, CaCl2, N2,
2 answers
526 views
If the O scale (model train question) is 1/48 the acutal length. An O-scale locomotive is 1.05ft long. How long is the actual
3 answers
573 views
The length of each piece in a model train railroad built on the HO scale is 1/87 of the actual length. Another popular model is
5 answers
1,439 views
a teaher chooses a student at random from a class of 10 boys and 15 girls. Find the odds favor of and for the odds against each
3 answers
542 views
a teaher chooses a student at random from a class of 10 boys and 15 girls. Find the odds favor of and for the odds against each
4 answers
518 views
Phonecia deposits $300 into a simple interest account that pays 3%. After 7 months what will be the total value of her account?
A
3 answers
720 views
Read the faculty’s rubric comments and the Turnitin® report provided in Appendix D.
Write one paragraph of at least 200-words
3 answers
625 views
you have a set of flashcards 1-36. a card is chosen at random. find the odds in favor of and against each selection.
1. multiple
1 answer
383 views
you have a set of flashcards 1-36. a card is chosen at random. find the odds in favor of and against each selection.
1. multiple
2 answers
718 views
(3^-2+4^-2)^-1/2
1 answer
232 views
(3^-2+4^-2)^-1/2
1 answer
243 views
Imagine that you are riding a bus. A girl gets on, and you recognize her as someone you know but have not seen for two years.
1.
5 answers
1,211 views
The probability that a house in an urban area will develop a leak is 5%. If 82 houses are randomly selected, what is the
4 answers
2,374 views
x/2-4=-5
1 answer
187 views
x/4-4=3x/4-6
plz show step by step
1 answer
356 views
Two blocks, A and B (with mass 50 kg and 100 kg, respectively), are connected by a string, as shown in Figure P5.64. The pulley
1 answer
1,265 views
A van accelerates down a hill (Fig. P4.71), going from rest to 30.0 m/s in 6.70 s. During the acceleration, a toy (m = 0.250 kg)
1 answer
732 views
what is the difference of 8 and the quotion of 5
1 answer
268 views
how do you calculate the mass of water that will be produced when 5.0 grams of H2 is reacted with excess O2?
2 answers
525 views
What is the percent yield of the mass of water that will be produced when 5.0 grams of H2 is reacted with
excess O2 if 40. g of
1 answer
428 views
A right circular cylinder has an altitude of 11 feet and a radius of
5 feet. What is the lateral area, in square feet, of the
3 answers
1,127 views
The square root of 27b 11 squared ( square root 27^11)
1 answer
368 views
What are five points in which the x-coordinate and the y-coordinate are opposites?
1 answer
420 views
what is my percent yield if i had 1.46 grams of copper to start with and ended with 2. 47 grams of copper?
1 answer
375 views
What kinds of problems could be created in a financial report is not reliable, relevant, consistent or comparable?
1 answer
362 views
3+5x+(-3)
5 answers
228 views
-1/7 divided by -4
4 answers
911 views
A patient presents with angina pectoris due to inadequate blood supply. Which diagnosis best describes this condition?
1 answer
421 views
what is an ionic compound that forms an acid-base neutralization reaction?
1 answer
323 views
The radius of the Iron atom is 124 pm. How many of these will span a distance of 50.5 m..
1 answer
911 views
Brandon’s rentals charges $ 25 per hour to rent a Windsufer and a wet suit. Wendy’s charges $20 per hour plus $15 extra for
2 answers
487 views
Lack of iron in the photic zone of the open ocean restricts the size of plankton populations. Iron is what kind of factor for
2 answers
518 views
A military gun is mounted on a railroad car (m = 1590 kg) as shown in Figure P7.34. There is no frictional force on the car, the
2 answers
726 views
When is an exact number needed and when is an estimate okay?
1 answer
370 views
write a matrix for x-y=8,-2x-5y-6z=-27, 9x+10y-z=54
3 answers
370 views
what is an appositive phrase?
3 answers
374 views
camp big trees has 3 red canoes and 4 blue canoes. what fraction of the conoes are red
?
3 answers
449 views
camp big trees has 3 red canoes and 4 blue canoes. what fraction of the conoes are red
?
6 answers
579 views
Question 1
The figure below shows the rate of change of the quantity of water in a water tower, in liters per day, during the
3 answers
1,376 views
5.3+4=3.24-2.7
1 answer
247 views
5.3+4=3.24-2.7
1 answer
238 views
a company logo is a rhombus with4-cm sides and angles of 60 degrees and 120 degrees. find the angle measures and side lengths if
2 answers
542 views
y=1/2x-1
1 answer
229 views
what three consecutive months would have the least number of days
3 answers
585 views
Why did Greg mortenson start pennies for peace
1 answer
316 views
what does z equal in the equation 3z minus z equals 24
1 answer
312 views
at camp, miriam learned how to use a pottery wheel. she can make 3 bowls in 2 hours. how long will it take her to make a set of
4 answers
683 views
A voltaic cell made of a Cr electrode in a solution of 1.0 M in Cr
3+ and a gold electrode in a solution that is 1.0 M in Au 3+ .
3 answers
1,036 views
What is the molarity of each kind of ion in a solution of magnesium chloride that contains 29.0 g of magnesium chloride
1 answer
480 views
How many moles of ions (cations and anions) are contained in 1.2 L of a 1.9 M solution of KCl?
KCl K+ + Cl-)
2 answers
1,102 views
How many moles of ions are contained in 1.4 L of a 1.6 M solution of Mg(NO3)2?
1 answer
344 views
Mg(ClO32=MgCl2+3O2
12.omolMg(ClO3)2produces molMgCl2and MolO2 3.00 molofMg(ClO3)2produces what mass of O2
2 answers
761 views
2C2H6+702=4CO2+6H20
how many grams of oxygen are required to completely burn60.0g ethane (C2H6) show work Using the above
2 answers
709 views
2Na+F2=2NaF
if 20.0 g of sodium is used what mass of sodium fluoride could be produced assuming that fluorine gas is unlimited
2 answers
865 views
you take 250.0 g of ice from the refrigerator at -8.00 degrees celsius. how much heat does it take to warm it to room
4 answers
533 views
You are given 50 mL of .25 M citric acid. How many moles of NaOH would you need to add to obtain a soln with a pH of 6.7? Assume
1 answer
436 views
if an egg is thrown at an initial height of 1.9m and lands 2.09s later at 19m what is the velocity at which the egg was thrown
1 answer
344 views
A woman with a mass of 41 kg runs at a speed of 7 m/s and jumps onto a giant 30 kg skateboard initially at rest. What is the
2 answers
752 views
the endpoints of the diameter of circle O are (-2,-1) and (-16,13). what are the coordinates of its center?
1 answer
432 views
how can you use a right angle to decide how to name another angle?
3 answers
635 views
would the ratio of moles of Cu:moles of CuCl2 differ from atoms of Cu:formula units of CuCl2? Why or Why not?
1 answer
459 views
A catalytic converter combines 2.55 g CO with excess O2. What mass of CO2 forms?
1 answer
434 views
The speed of all electromagnetic waves in
empty space is 3.00 × 108 m/s. What is the wavelength of visible light emitted at 7.2
3 answers
3,147 views
It was a very cold day -10 C. Victor went outside to pick up the morning newspaper. He quickly noticed the icicle that formed on
1 answer
451 views
A small grill can hold two hamburgers at a time. If it takes 5 minutes to cook one side of a hamburger, what is the shortest
4 answers
2,145 views
Fred arrives at the subway station every day at a random time and takes the first train that arrives. If he takes the A train,
2 answers
1,264 views
Two metal alloys, containing 26% copper and 54% copper are to be mixed together to get 210 oz that is 30% copper. How much of
1 answer
342 views
When I went kite flying the other day, I let out an entire roll of string (400 feet). If when the string pulled tight formed a
3 answers
476 views
a ship leaves a port at 6 am traveling due east at 12mph. another ship leaves a port 11 am traveling due north at 15 mph. how
2 answers
688 views
solve for c: 3/4(2c+3)+3/5(8c-2)=9c
1 answer
300 views
factor (m/4 + n/3)(3m/4 - 2n/3)
Is this the answer? if not, what did I do wrong? 3m^2/16 + mn/12 - 2n^2/9
3 answers
989 views
Which example describes a method of relative dating?
A. examining historical records to determine when a volcano erupted B. using
1 answer
464 views
how were slaves treated in the american south?
4 answers
573 views
how did George washington successfully lead a new nation?
how did john adams successfully lead a new nation? thank you!
1 answer
471 views
San fran won 21 games and lost 26. what is their ratio of games won to games played?
1 answer
375 views
the ratio of males to females in a college class is 2:6. If there are 72 students in the class, how many are male?
6 answers
625 views
upon what did the success of southeast Asian empires frequently depend ?
1 answer
378 views
because of deformation, what can kinetic energy be converted into?
1 answer
283 views
the formula for finding the surface area of a cube is A=6s with 2 at the corner where s is to the lengh of one side of the cube.
3 answers
584 views
A model plane is 1/48 the size of the actual plane.if the model plane is 28 inches long how long it's the actual plane
4 answers
1,170 views
A baseball player hits a ball toward the outfield. The height h of the ball in feet is modeled by h(t) = -16t2 + 22t + 3, where
3 answers
1,268 views
John and Mary Billings own a condominium with an assessed value of $110,000. If the tax rate is 25
mills per $1.00 of assessed
4 answers
2,679 views
1. A grayhound's maximum speed is 39.35 mph how long does it take to run a quarter mile?
2. A human's maximum speed is 27.89 mph
2 answers
493 views
if you could verify/falsify my answers on these multiple choice questions and possible give me insight on possible correct
1 answer
628 views
I needed help with this graphing calculator assignment; my sister took my calculator so I don't really have anything to work
2 answers
596 views
Hello! Just needed help with understanding this specific question. We never really wet over Euler's method so I'm not sure how
2 answers
575 views
6(5y-4)
30y-24 -3+2(6z-3+4)
1 answer
333 views
The enthalpy of formation of MX is ΔHf° = –493 kJ/mol. The enthalpy of sublimation of M is ΔHsub = 143 kJ/mol. The
2 answers
1,255 views
mr brown borrowed $5,340 from a bank at 10% aunnum simplr interest for 9 years. the sum of the money paid in interest to the
1 answer
485 views
a policeman is pursuing a snatcher who is ahead by 72 of his own leaps. the snatcher takes 6 leaps while the cop takes 5 leaps,
4 answers
989 views
a policeman is pursuing a snatcher who is ahead by 72 of his own leaps. the snatcher takes 6 leaps while the cop takes 5 leaps,
4 answers
5,857 views
A BOATMAN ROWS TO A PLACE 48KM DISTANT AND BACK IN 14 HOURS; HE FINDS HE CAN ROW 4KM WITH THE STREAM IN THE SAME TIME AS 3KM
4 answers
3,888 views
A 24 question mathematics exam is worth 100 points. There are fill-in-the-blank questions worth 2 points each, multiple choice
2 answers
916 views
From 2009 to 2014 the percent of students placing into Math 101 has increased from 13% to 25%. Meanwhile, the percent of
2 answers
657 views
Three firms carry inventories that differ in size. Firm A's inventory contains 2000 items, firm B's inventory contains 5000
3 answers
1,583 views
The mean tax-return preparation fee H&R Block charged retail customers last year was $183 (The Wall Street Journal, March 7,
6 answers
4,685 views
the couple ordered for hors d'oeuvres at the wedding
4 answers
622 views
If 3 people walk around a track, one takes 6 min, one takes 9 min and one takes 12 min. How long til they meet at the start
4 answers
502 views
The production costs for 4 lollies is 9.55 strawberry, 8.70 orange, 9.99 grape, 6.30 bubblegum. The packaging is the same for
2 answers
498 views
Pages
1
2
3