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Jay
Questions and answers by
Jay
, page 2
Questions (1,040)
Respond to the following in 200 to 250 words. In your opinion, what are the most challenging obstacles teachers face when
1 answer
392 views
can u rank the fallowing elements by increasing electronegativity: sulur, oxygen, neon, and aluminum.
please help!
1 answer
484 views
rank the fallowing elements by increasing atomic radius: carbon, aluminum, oxygen, potassium.
please help!
2 answers
958 views
What are we required to do and why are we required to do it?
Define how the following theories attempt to provide an answer to
1 answer
894 views
Describe how to prepare a 1M solution of sodium hydroxide from concentrated sodium hydroxide (17.6 M)
3 answers
1,161 views
Is fletcher christian an enlightenment hero?
i need to write a paper about this and I have a clue what to write. Please Help!!
4 answers
301 views
What do the words in the left column have in common that is not shared by any words in the right column?
Ramp Hammer Faucet screw
1 answer
440 views
Could you use doubling to multiply 7x 3? explain
3 answers
1,002 views
What was Josef Stalin's scapegoat? Im assuming it is the Bolshevik's and he took care of them through mass purging.
1 answer
343 views
Your math classroom has 4 computers in it. There are 18 students in the class. What is the ratio of computers to students? whats
2 answers
625 views
1)How many mL of H2O2 are in 969 mL in solution ? * Given: 5.0% of H2O2 by volume.
2)What is the mole fraction of the solute in a
2 answers
717 views
what is one time constant of a 47 micro farad capacitor in series with a 120 kilo ohm resistor?
2 answers
647 views
At what frequency is a 0.0001 uF capacitor operating if its reactance is 45 k ohm?
1 answer
642 views
find second derivative of f(t)=inverse cos(4t)
1 answer
411 views
show the following linearization of the function f(x)=cos(3x)-3sin(3x) at x=2pi
1 answer
340 views
the student stopped the first careful titration when a deep pink color was obtained in the flask. On the second trial, the
1 answer
418 views
What is the product of a grignard reaction of bromotoluene and co2 as starting materials?
1 answer
490 views
What conclusions can be drawn about the frequency of compounding interest? What conclusions can be drawn about the length of
2 answers
543 views
Three small spheres are placed at fixed points along the x-axis, whose positive direction points towards the right.
Sphere A is
2 answers
1,121 views
Three small spheres are placed at fixed points along the x-axis, whose positive direction points towards the right.
Sphere A is
2 answers
559 views
How do you fine the perimeter of a parallelgram with the following data known:
Top = x+3 LSide = x+3 RSide = 17
1 answer
325 views
Which economic system is the best solution to handling a crisis of epic proportion?
2 answers
916 views
Calculate the pH of the solution made by dissolving 8.00 g of lactic acid.
1 answer
349 views
The pH of a solution is measured to be 5.4. Calculate the following:
a) [H3O^+] b)pOH c)[OH^-]
4 answers
1,664 views
Two vectors A. and B have magnitude A = 3.00 and B = 3.00. Their vector product is A x B= -5.00k + 2.00i. What is the angle
6 answers
4,636 views
Haloacetic acids are the most acidic when the
molecule is A. stable B. unstable dihedral angle is A. intermediate B. 0 C. 180
15 answers
622 views
Your best taxable investment opportunity has an EAR of 4%. Your best tax-free investment opportunity has an EAR of 3%. If your
1 answer
676 views
A solid sphere of uniform density starts from rest and rolls without slipping a distance of d = 2.7 m down a q = 23° incline.
4 answers
1,131 views
A sign has a mass of 1050 kg, a height h = 1 m, and a width W = 4 m. It is held by a light rod of length 5 m that is
5 answers
1,209 views
A sign has a mass of 1050 kg, a height h = 1 m, and a width W = 4 m. It is held by a light rod of length 5 m that is
4 answers
1,488 views
A disk with a radial line painted on it is mounted on an axle perpendicular to it and running through its center. It is
2 answers
555 views
A spring with a spring constant k = 50N/m has an unstretched length of 20cm. Find the work required to stretch the spring to a
3 answers
2,282 views
A pendulum has a period of 1.8 s.
a) Its mass is doubled. What is its period now? b) Its length is doubled. What is its period
5 answers
2,158 views
What is the stardard deviation using the rull of thumb for each set of numbers: 57,61,57,57,58,57,61
61,52,69,64,46,554,47
3 answers
322 views
3. Indicate whether the given statement could apply to a data set consisting of 1,000 values that are all different.
a. The 29th
1 answer
385 views
Find two linearly independent power series solutions to the diffrential equation. State the first 3 therms of each series:
1 answer
366 views
1. Which of the following statements are correct?
a. A normal distribution is any distribution that is not unusual. b. The graph
1 answer
1,140 views
Nancy Sly wishes to sell her business and receives the following three offers:?
1. $568,000 cash immediately. 2. $200,000 cash
1 answer
538 views
Nancy Sly wishes to sell her business and receives the following three offers:?
1. $568,000 cash immediately. 2. $200,000 cash
1 answer
489 views
What is the average births per day if the average birth per second is 4 1/5?
What is the average deaths per hour if the average
4 answers
467 views
Paul Revere, what are some major contributions that he did for the government
10 answers
529 views
x = 6
h(x) = (x-1/2 + 5x)(1 - x-1)
3 answers
260 views
moving about in a clumsy, noisy way
1 answer
347 views
What experiment did Rudolph Virchow do?
What prior information did he use to help him with his research/discovery? What tools did
1 answer
471 views
What experiment did Matthias Schleiden do?
What prior information did he use to help him with his research/discovery? What tools
1 answer
1,056 views
What experiment did Rudolph Virchow do to discover that cells come from cells?
1 answer
374 views
The percent of increase is 16%. The new number is 522. What was the original number?
3 answers
579 views
When was the first computer created, and by whom?
1 answer
411 views
A cart has a constant acceleration of a = 2m/s2. At a certain instant its speed is 5 m/s. What is its speed 2 s later and 2 s
4 answers
608 views
at the first tri city meeting where 8 people are from twon A 7 people are from town B and 5 people are from town C. If the
2 answers
543 views
at the first tri city meeting where 8 people are from twon A 7 people are from town B and 5 people are from town C. If the
2 answers
588 views
what kind of information is indicted by a graph of the acceleration due to gravity versus ball's mass if the slope of the curve
1 answer
471 views
Give an Example where f(x) is greater than or equal to 0 but f(x) is not decreasing and the integral converges while the series
1 answer
346 views
An executive invests $25,000, some at 8% and some at 4% annual interest. If he receives an annual return of $1600, how much is
2 answers
715 views
Suppose you have a sample of clamshell at a Paleoindian site and you measure the 14C activity of a 100-gram sample of carbon as
1 answer
434 views
what will be the mass of angydrous Alum left over if one starts with 100.00 g of hydrated Alum?
2 answers
782 views
what will be the mass of angydrous Alum left over if one starts with 100.00 g of hydrated Alum?
please can you explain what
4 answers
1,410 views
A mass of 0.2 kg is attached to a spring of negligible mass. I the mass executes simple harmonic motion with a period of 0.5 s,
2 answers
528 views
mass of 0.2 kg is attached to a spring of negligible mass. I the mass executes simple harmonic motion with a period of 0.5 s,
2 answers
600 views
Calculate the molar solubility of BaSO4 in a solution in which [H3O+] is 2.5 M.
I can almost solve this on my own. If you know
2 answers
1,048 views
I need help starting this problem:
A piece of dry ice (solid carbon dioxide) with a mass of 4.50 g is sealed inside a 2.0 L
2 answers
643 views
A Thompson’s gazelle can reach a speed of 13 m/s in 3.0 s. A lion can reach a speed of 9.5 m/s in 1.0 s. A trout can reach a
2 answers
842 views
A motorboat traveling on a straight course slows down uniformly from 75km/h to 40km/h in a distance of 50m. What is the boat’s
1 answer
668 views
A motorboat traveling on a straight course slows down uniformly from 75km/h to 40km/h in a distance of 50m. What is the boat’s
2 answers
673 views
A 4111.0 kg truck is parked on a 14.6° slope. What is the friction force on the truck?
3 answers
708 views
I'm a seventh grade student, I'm having a hard time trying to understand how to do nth term, where n represents the position of
1 answer
1,007 views
A stack of papers in the rear of a delivery truck moving at 20m/s has a 20kg mass. What is the minimum radius the truck can turn
1 answer
359 views
A hilly road has a 20 m radius top to one of its hills. What is the minimum speed for a car to just leave the road at the top of
1 answer
344 views
A 10g sample of an unknown ionic compound is dissolved, and the solution is treated with enough AgNO3 to precipitate all the
5 answers
3,140 views
as a system increases in volume it absorbs 52.5 j of energy in the form of heat form the surroundings. the piston is working
2 answers
562 views
A 2 kg rock is released from rest at a height of 29 m. Ignore air resistance and determine the kinetic energy, gravitational
3 answers
578 views
A man runs with a speed of 6 m/s off a platform that is 10m above the water. How fast is he moving when he heats the water
1 answer
371 views
Please help me
A 2 kg rock is released from rest at a height of 29 m. Ignore air resistance and determine the kinetic energy,
2 answers
678 views
A man runs with a speed of 6 m/s off a platform that is 10m above the water. How fast is he moving when he heats the water
1 answer
414 views
A 2 kg rock is released from rest at a height of 29 m. Ignore air resistance and determine the kinetic energy, gravitational
2 answers
663 views
With help of the 10 equilateral triangles of side 3 cm, 8 rectangles of 4*2 cm and 4 square of 3*3 cm make 3 structures using
1 answer
287 views
a 15g bullet is fired horizontally into a block of wood with mass 2.5 kg and embedded in the block, Initially the block of wood
2 answers
834 views
A water tank has a shape of an inverted circular cone with base radius 3 m and height of 5 m. If the water is being pumped into
4 answers
6,968 views
A kickball is kicked upward with an initial vertical velocity of 3.2 meters
per second. The height of the ball is given by
2 answers
752 views
An object is dropped from a hot-air balloon 1296 feet above the
ground. The height of the object is given by h=-16(t-9)(t+9)
2 answers
946 views
Es época de elecciones nacionales. Durante el almuerzo, los empleados opinan y discuten de política. Completa el diálogo con
7 answers
2,089 views
If there is 1 g KH2PO4 and 1 g K2HPO4 in 100mL of solution, what is the mEq/mL of potassium? The Answer is 0.19mEq/mL. But I
1 answer
428 views
Felicia, the ballet dancer, has a mass of 45.0 kg. a.) What is Felicia's weight on Earth? b.) What is Felicia's mass o Jupiter,
4 answers
1,881 views
For following problems 1 to 5, classify the bonds as:
a) non-polar covalent b) polar covalent c) ionic d) metallic e) super
1 answer
482 views
(Questions 6 and 7) For the following elements list the electron configuration.
Assume it is neutral and in its ground state. 6.
3 answers
1,577 views
Which is not a ground state electron configuration?
A. 1s2 B. 1s2 2p1 C. 1s2 2s2 D. 1s2 2s2 2p1
1 answer
425 views
As one descends group 6A of the periodic table, the number of valence electrons
found in each element A. Increases B. Decreases
1 answer
392 views
Decide if the molecule has a dipole moment, (if the molecule is
polar) as follows: a) dipole (polar molecule) b) no dipole
2 answers
617 views
Find the only four-digit perfect square that is a pair of two-digit squares written side by side?
2 answers
579 views
If the length of a rectangle is x - 5 and the area is 4x(exponent2) - 12x +9, what is the width?
1 answer
320 views
a wagon train had ninety-six wagons each carrying the same number of people.
when twelve broke down, each of the other wagons had
1 answer
468 views
How can you take 1 away from 19 and leave 20?
1 answer
277 views
A toy car in the figure below runs off the edge of a table that is h = 1.375 m high. The car lands d = 0.375 m from the base of
2 answers
911 views
In a twelve-team bowling league, if every team plays every other team four times during the season. How many games must be
4 answers
922 views
In "the twelve days of christmas", how many gifts in all did "my true love give to me?
5 answers
441 views
Hi, I'm absolutely stuck on this problem. This is for a newton's method/linearization unit. Find an equation for the curve in
4 answers
419 views
What is greater $5.00 or the total value of all combinations of three coins you can make using only pennies, nickels,dimes,and
3 answers
849 views
What is greater $5.00 or the total value of all combinations of three coins you can make using only pennies, nickels,dimes,and
1 answer
402 views
A moving company charged $84 plus $50 an hour to move households across town. Another moving company charges $60 an hour for
1 answer
448 views
1.The angle of elevation to top of a building from a point on the ground 20degrees and the angle of elevation from a point to 25
6 answers
1,411 views
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