Questions LLC
Login
or
Sign Up
Ask a New Question
Jim
Questions and answers by visitors named
Jim
Questions (683)
1. What is the simplified form of squared root 140?
A.) 4 to the square root of 35 B.) 10 to the square root of 14 C.) 2 to the
45 answers
22,138 views
What is the simplified form of square root 48n^9?
I think the answer is: 3n square root 4n^8. Thank You
37 answers
7,369 views
A playground is shaped like a rectangle with a width 5 times its length (L). What is a simplified expression for the distance
10 answers
3,692 views
13. A catapult launches a boulder with an upward velocity of 148 ft/s. The height of the boulder (h) in feet after t seconds is
46 answers
16,754 views
Jordan purchased a piece of fabric that is 18 cm by 18 cm in order to make a tent for her little sisters dolls. Using the
2 answers
asked by
Jim
498 views
Two cars travel towards each other on a 400 km stretch of road. One car travels 90 km/h and the other at 70 km/h. How long does
5 answers
1,600 views
Imagine you're a researcher and you need to perform a one-sided test of an alternative hypothesis. You decide to conduct a
4 answers
2,855 views
A chemist makes a “stock” solution of KOH by dissolving 1050.0 grams in enough water to make 1.50 liters of solution. If
4 answers
1,218 views
Combine these two simple sentences into a complex sentence.
Many industrialized nations use the metric system. The United States
6 answers
6,313 views
Simplify:
-11 square root 112 *A.) -44 square root 7 B.) -176 square root 7 C.) -27 square root 7 D.) 4 square root 7 Thank You
4 answers
751 views
Type of sentence: To keep your files in order, the filing rules must be learned. (A) Properly constructed (B) Lacks parallel
7 answers
7,474 views
The function f is continuous on the interval [3, 13] with selected values of x and f(x) given in the table below. Use the data
5 answers
6,470 views
The heat of vaporization of ethyl alcohol is about 200 cal/g.If 2.4 kg of this fluid were allowed to vaporize in a refrigerator,
5 answers
5,360 views
Initially, a spring-mass system completes 20.0 vibrations in 5.0 seconds, with a 2.0 cm amplitude.
The same mass is pulled 5.0 cm
4 answers
1,017 views
Choose the option that corrects the error in the "quote". If no error exists, choose "No change is necessary."
Bill, the foreman
13 answers
6,371 views
The volume of a cylinder is given by formula V= pi(3.14) r^2h where r is base radius and h is height
a) the height of a cylinder
4 answers
2,433 views
Which is __________ to write, a letter or an essay?
A. most easiest B. more easy C. easiest D. easier
7 answers
5,374 views
A U-shaped tube is filled mostly with water, but some vegetable oil has been added to both sides of the U tube. On the right
5 answers
3,274 views
Pulling the string on a bow back with a force of 28.7lbs, an archer prepares to shoot an arrow. If the archer pulls in the
5 answers
4,476 views
Arrange the following compounds in order of increasing viscosity: Propanol, CH3CH2CH2OH; Propanediol, CH3CH(OH)CH2OH;
4 answers
4,120 views
the activation energy for the decomposition of HI(g) to H2(g) and I2(g) is 186kj/mol. the rate constant at 555k is 3.42 x 10^-7
5 answers
9,502 views
Twins who are 19.0 years of age leave the earth and travel to a distant planet 12.0 light-years away. Assume that the planet and
4 answers
1,942 views
What beat frequencies are possible with tuning forks of frequencies 258, 263, and 267 Hz?
5 answers
4,052 views
What would be the effect of each of the following on the calculated molecular weight of the solute?
a) some cyclohexane
5 answers
4,448 views
18. What is one disadvantage of accessing the Internet through a public search engine such as or ?
A.) It’s open to anyone, so
5 answers
2,202 views
Algebraic factorization
(2x-5)(3x+2)-(4x-10)(5x+4)
3 answers
437 views
Cherese needs to buy some cardboard to build a box 10 inches long, 9 inches wide, and 7 inches high. if she purchases 500 square
2 answers
468 views
Jordan purchased a piece of fabric that is 18 cm by 18 cm in order to make a tent for her little sisters dolls. Using the
1 answer
280 views
what is the total number of electrons shared in a double covalent bond between two atoms, and why?
four. One covalent bond is two
1 answer
837 views
Not sure how to approach this problem. Seems simple. Here it is...
An airplane is moving through still air at 60m/s. At some
1 answer
504 views
What was the political structure of Europe like during Age of Metternich and the Age of Realpolitik? Similarities, differences.
1 answer
786 views
What are some scientific breakthroughs of the Age of Realism and what new ideas undermined Enlightened ideas?
1 answer
903 views
What are some scientific breakthroughs of the Age of Realism and what new ideas undermined Enlightened ideas?
Age of Realism:
1 answer
467 views
What were some of the technological and urban transformation effects on the middle class in 19th century Europe?
Please see the
1 answer
469 views
A mixture of chromium and zinc weighing .362 g was reacted with an excess of hydrochloric acid.
After all the metals in the
5 answers
2,815 views
How do I calculate the area of a triangle?
To calculate the area of a triangle, multiply the base times the height and divide by
3 answers
477 views
I need help solving the problem below. Please respond.
At the local swimming hole, a favorite trick is to run horizontally off a
3 answers
571 views
Can someone provide me some input on the question below. Please respond.
A string trimmer is a tool for cutting grass and weeds;
1 answer
549 views
Another problem I need help with.
An auto race is held on a circular track. A car completes one lap in a time of 20.1 s, with an
1 answer
905 views
I need help with this problem.
A ceiling fan is turned on and a net torque of 2.0 Nm is applied to the blades. The blades have a
1 answer
1,123 views
Can someone please give me some insight on how to work this problem?
A rotating door is made from four rectangular glass panes,
1 answer
492 views
I need to know how to answer this.
7-8b where b=-3 Please help. I have two different answers Substitute b and solve: 7-8(-3) 7+24
1 answer
405 views
I have no idea of how to solve this problem. Please help.
lunch tray is being held in one hand, as the drawing illustrates. The
1 answer
1,254 views
I need some help with calculating percent yield and percent purity of aspirin.
Here's my data (questions follow): SYNTHESIS Mass
2 answers
723 views
A rotating door is made from four rectangular glass panes, as shown in the drawing. The mass of each pane is 88 kg. A person
1 answer
653 views
Could someone check my answers?
1. Why was 95% ethanol alcohol added when titrating aspirin in an experiment? Because it helps
1 answer
955 views
Calculate the kinetic energy that the earth has because of its rotation about its own axis. Assume that the earth is a uniform
1 answer
1,059 views
(a) Calculate the kinetic energy that the earth has because of its rotation about its own axis. Assume that the earth is a
1 answer
984 views
Can someone please provide me with some insight on this question?
A pair of scissors is being used to cut a string. Does each
1 answer
604 views
Consider an atom whose designation is given as 94 Pu 242. How many Protons are found in this atom?
http://www.chemicalelements.co
1 answer
625 views
Can you please help with this problem. I don't know how to solve it at all.
A uniform solid disk with a mass of 32.3 kg and a
2 answers
756 views
Can someone show me how to solve this? Someone tried to explain it to me-I didn't get it.A line contains the points (3, -4) and
2 answers
537 views
On a number line, the coordinates of A, B, C, and D are -5, -2, 0, and 3 respectively. How do I find the length of each segment?
4 answers
1,575 views
If I have BC = 2x + 1, CD = 3x - 4 and BD = 22,how do I find the value of x?
Do you have a triangle? What kind of triangle is it?
1 answer
447 views
Is it possible for AB = 10, BC = 2x + 5 and AC = 5x, given that point B is the midpoint?
If you are talking about lengths of a
2 answers
954 views
If BC = 2x + 1, CD = 3x - 4 and BD = 22, find the value of x
Assuming the segment is labeled BCD, with C between B and D, 2x + 1
1 answer
465 views
An isosceles triangle is a triangle that has two equal sides. Find AB, BC and AC. Determine if the triangle is isoseles or not
4 answers
1,944 views
How do I solve for these?On a line,If M is the midpoint of segment AB, AM=4x and AB=7x+9. What is the value of MB?
I cannot
1 answer
410 views
Is it possible for AB = 10, BC = 2x + 5 and AC = 5x, given that point B is the midpoint
No. I answered the same question last
1 answer
405 views
If M is the midpoint of line AB.How do i Find the coordinates of B given A(4,-2) and M(1,3).
M = (A + B)/2 ----> B = 2 M - A =
1 answer
299 views
B is the midpoint of line Ac
AB=3x AC=7x-5 How do I find what the value of BC is? Since B is the midpoint, AB = BC 3x = 7x -5 4x
4 answers
918 views
B is between A and C.
AB=4x+3 BC=3x-2 AC=57 What is the value of x? Solve the relationship AB + BC = AC Substitute the
1 answer
323 views
In isosceles ABC, B is the vertex. The measure of angle B can be represented as (8x+2). The measure of angle A can be
3 answers
566 views
Can you please provide me a starting point for these two questions
Question One: Three charges are located on the +x axis as
3 answers
858 views
I don't really understand this aspect of physics yet, I need help understanding these problems.
Problem One: Two particles, with
2 answers
730 views
Can please help me understand this question?
A capacitor has a capacitance of 2.0 10-8 F. In the charging process, electrons are
2 answers
694 views
I am also having problems understanding how to complete this problem, any help would be greatly appreciated.
Two capacitors are
2 answers
488 views
What resistance must be placed in parallel with a 152 resistor to make the equivalent resistance 111 ?
Please help!!!!!
1 answer
371 views
Two resistors, 46.0 and 64.0 , are connected in parallel. The current through the 64.0 resistor is 3.40 A.
(a) Determine the
1 answer
426 views
Please Help!!!!
Find the current in the 10.0 ohm resistor in the drawing (V1 = 21.0 V and R1 = 27.0 ohms). The drawing is in the
3 answers
637 views
Please help!!!!!
What resistance must be placed in parallel with a 152 ohm resistor to make the equivalent resistance 111 ohm?
1 answer
453 views
I am reposting the this question.
Find the current in the 10.0 ohm resistor in the drawing (V1 = 21.0 V and R1 = 27.0 ohms). The
2 answers
692 views
Find the current in the 10.0 ohm resistor in the drawing (V1 = 21.0 V and R1 = 27.0 ohms).
I will attempt to explain the diagram
2 answers
847 views
I have tried to solve this problem, but I keep getting it wrong. Please advise on this question.My answer will be listed under
2 answers
839 views
I have worked this problem out a number of ways, but every answer I come up with is incorrect. I have posted my last answers
4 answers
2,409 views
I need someone to check my homework answers. I don't really know this stuff but i'm trying to do better in math this year. I
2 answers
949 views
I'm having trouble understanding a sine concept.
For instance, I know that the sine of 15 is .25881. Likewise, the sine of 165 is
3 answers
614 views
If i want to ask what clothing you are wearing today, is it
Quels vetements or Qu'est-ce vetements tu portes or portes-tu
3 answers
449 views
I am trying to find tests physial/chemical to distinguish
an aluminum and iron mixture.
4 answers
404 views
Consider a perfectly inelastic head-on collision between a small car and a large truck traveling at the same speed. Which
3 answers
1,592 views
In class, we completed a lab dealing with the range of a projectile. First, we dropped a metal ball down an inclined channel
3 answers
1,135 views
I also had another questin to go along with my lab.
If a sponge ball, ping-pong ball, and a metal ball were rolling down the same
1 answer
407 views
I have to find the Current created by earth as it circles the sun.through the formula I=(Q/delta t). Hint:It says think of the
1 answer
283 views
Can we Connect two or more batteries of different voltage in parallel circuit?
1 answer
373 views
The U.S.-dollar-per-euro exchange rate was 0.8703 on Monday and 0.8807 on Tuesday. Did the euro depreciate or appreciate
1 answer
465 views
State the value of the discriminant and the number of real solutions.
t^2+14t+49=0 The value of the discriminant is 0 and the
2 answers
729 views
complete the square(real or imaginary)
a^2-12a+35=0 my answers are a=7 a=5
3 answers
482 views
Can you please help with this question. The only thing that I have come up thus far is that I am using the z critical value
2 answers
546 views
Which object in the following pair has greater total internal energy, assuming both objects in the pair are in thermal
2 answers
599 views
Why are the steam and ice points of water better fixed points for a thermometer than the temperature of a human body?
2 answers
1,042 views
A swimmer has 8.20 x 10^-4 m^3 of air in his lungs when he dives into a lake. Assuming the pressure of the air is 95 percent of
1 answer
630 views
A 3.0 kg rock is initially at rest at the top of a cliff. Assuming the rock falls into the sea at the foot of the cliff and that
3 answers
2,032 views
I need a free report
1 answer
257 views
I need help with these assignments.
"Write a program to read a list of exam scores (integers in the range 0 to 100) and to output
2 answers
638 views
I am just starting out in programming. If someone could help me with these assignments, it would be greatly appreciated.
"Write a
1 answer
634 views
If the price of Honda ATV's increased while the number sold increased, then what must have happened in the market?
1 answer
345 views
If supply increases and demand increases, the the price must drop while the number of units purchased may remain unchanged. T or
5 answers
419 views
With an equation
p(X=x)=e to the-lambda *lambda to the x/x how do you isolate for lambda if you know p ?
3 answers
319 views
I need to know all of the equations for WORK problems (Physics). I'm not sure where to find them. if someone could help id
1 answer
329 views
Geometry question. a Math riddle. What does a cat need to play baseball?
10 answers
5,781 views
Pages
1
2
3
4
5
6
7