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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
22,206 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
7,399 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
3,715 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
16,774 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
2,863 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
1,608 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
501 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
1,228 views
Combine these two simple sentences into a complex sentence.
Many industrialized nations use the metric system. The United States
6 answers
6,324 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
762 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
6,482 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
5,374 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
6,378 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
1,023 views
Which is __________ to write, a letter or an essay?
A. most easiest B. more easy C. easiest D. easier
7 answers
5,388 views
Type of sentence: To keep your files in order, the filing rules must be learned. (A) Properly constructed (B) Lacks parallel
7 answers
7,484 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
3,278 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
4,487 views
Arrange the following compounds in order of increasing viscosity: Propanol, CH3CH2CH2OH; Propanediol, CH3CH(OH)CH2OH;
4 answers
4,127 views
What beat frequencies are possible with tuning forks of frequencies 258, 263, and 267 Hz?
5 answers
4,061 views
What would be the effect of each of the following on the calculated molecular weight of the solute?
a) some cyclohexane
5 answers
4,455 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
475 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
286 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
841 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
506 views
What was the political structure of Europe like during Age of Metternich and the Age of Realpolitik? Similarities, differences.
1 answer
788 views
What are some scientific breakthroughs of the Age of Realism and what new ideas undermined Enlightened ideas?
1 answer
905 views
What are some scientific breakthroughs of the Age of Realism and what new ideas undermined Enlightened ideas?
Age of Realism:
1 answer
468 views
What were some of the technological and urban transformation effects on the middle class in 19th century Europe?
Please see the
1 answer
471 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
2,818 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
478 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
574 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
551 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
1,127 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
407 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
1,256 views
I need some help with calculating percent yield and percent purity of aspirin.
Here's my data (questions follow): SYNTHESIS Mass
2 answers
724 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
656 views
Could someone check my answers?
1. Why was 95% ethanol alcohol added when titrating aspirin in an experiment? Because it helps
1 answer
956 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
1,061 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
986 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
607 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
626 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
760 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
538 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
1,576 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
956 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
467 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
1,948 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
411 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
406 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
919 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
325 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
569 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
862 views
I don't really understand this aspect of physics yet, I need help understanding these problems.
Problem One: Two particles, with
2 answers
735 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
696 views
I am also having problems understanding how to complete this problem, any help would be greatly appreciated.
Two capacitors are
2 answers
491 views
What resistance must be placed in parallel with a 152 resistor to make the equivalent resistance 111 ?
Please help!!!!!
1 answer
374 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
427 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
457 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
694 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
852 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
842 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
2,414 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
952 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
620 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
451 views
I am trying to find tests physial/chemical to distinguish
an aluminum and iron mixture.
4 answers
407 views
Consider a perfectly inelastic head-on collision between a small car and a large truck traveling at the same speed. Which
3 answers
1,595 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
1,140 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
410 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
287 views
Can we Connect two or more batteries of different voltage in parallel circuit?
1 answer
378 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
470 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
732 views
complete the square(real or imaginary)
a^2-12a+35=0 my answers are a=7 a=5
3 answers
487 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
549 views
Which object in the following pair has greater total internal energy, assuming both objects in the pair are in thermal
2 answers
603 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
1,046 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
632 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
2,034 views
I need a free report
1 answer
260 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
639 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
635 views
If the price of Honda ATV's increased while the number sold increased, then what must have happened in the market?
1 answer
346 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
420 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
320 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
331 views
Geometry question. a Math riddle. What does a cat need to play baseball?
10 answers
5,785 views
After selecting your quote, write a statement explaining your choice. Define your statement and discuss its importance to your
2 answers
1,110 views
I get everything, but I can't seem to crack this one out, only one I got problems on..
-sqrt[x^2 +1]/x + ln(x + sqrt[x^2 + 1])
3 answers
343 views
Would Interest on both government and corporate bonds would be included as part of interest income in determining the GNP by the
1 answer
365 views
Is the slope of the savings equivalent to the size of the multiplier
1 answer
335 views
How do I solve y-5=3x
1 answer
260 views
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