Questions LLC
Login
or
Sign Up
Ask a New Question
Melanie
Questions and answers by
Melanie
, page 2
Questions (184)
A car travels along a straight stretch of road.
It proceeds for 11.9 mi at 58 mi/h, then 29.4 mi at 44 mi/h, and finally 36.9 mi
1 answer
811 views
A window washer drops a brush from a scaf-
fold on a tall office building. What is the speed of the falling brush after 2.7 s?
1 answer
705 views
With an average acceleration of −0.96 m/s2,
how long will it take a cyclist to bring a bicycle with an initial speed of 14.8
1 answer
386 views
A car traveling initially at +5.7 m/s acceler-
ates uniformly at the rate of +0.79 m/s2 for a distance of 262 m. What is its
2 answers
542 views
An archer wishes to shoot an arrow at a target at eye level a distance of 45.0 m away. If the initial speed imparted to the
4 answers
1,796 views
A fox fleeing from a hunter encounters a 0.665 m tall fence and attempts to jump it. The fox jumps with an initial velocity of
2 answers
571 views
When estimating a population mean μ, where the population standard deviation σ is known, we can:
a. choose a larger z value,
2 answers
1,312 views
When testing H0: σ12 = σ22 vs. Ha: σ12 ≠ σ22 two random samples of sizes 10 and 8, respectively, are used. The calculated
2 answers
521 views
A major department store chain is interested in estimating the average amount its credit card customers spent on their first
4 answers
5,387 views
An object is placed 11 cm in front of a convex mirror of focal length 4 cm. Using the lens equation, find where the image will
2 answers
566 views
A solution of H2SO4 was electrolyzed using the inert platinum electrodes.
A) Write the balanced half-reactions for the anode and
2 answers
631 views
The text, Introduction to Sociology, describes many individuals who have contributed to our current view of sociology,
4 answers
583 views
Stephanie serves a volleyball from a height of
0.78 m and gives it an initial velocity of +7.7 m/s straight up. How high will the
4 answers
3,356 views
In an experiment with light, Rodney used 6 square polarized filters, 3 in. on a side. What was the total surface area of the
3 answers
633 views
only one of each of the following pairs of reactants undergoes a reaction. Complete and balance the equation for the reaction
3 answers
1,544 views
Calculate ∆Ssurr when a reaction having each of the following changes in enthalpy:
a. ∆Hrxn0 = -287 kJ; 298 K. b. ∆Hrxn0 =
1 answer
403 views
Consider the following reaction:
I2(g) + Cl2(g) 2ICl(g) o Kp = 81.9 at 25 C. Calculate ∆Grxn for the reaction at 25 C under
4 answers
6,840 views
A buffer is made from 0.20 M sodium acetate and 0.20 acetic acid. Ka=1.8 x 10^-5. The ph is
1 answer
321 views
Solve each system using the method of your choice.
1. 7x+2y=17 2. 6x-5y=-9 3. y=4x-8 4. y=2x+10 5. 3x-6y=30 6. y=-6x+34 7. 3x+y=5
5 answers
595 views
In 3 minutes I can type 192 words. and in 5 minutes I can type 311 minutes. Find how many words I can type per minute. Help
2 answers
569 views
Three minutes after take-off, and airplane is 5,000 feet in the air. If it ascends at a constant rate, what is the rate of
2 answers
563 views
Write an equation of a line that is parallel to the line y-3=2(x+5) and goes through the point (5,7)
3 answers
721 views
A sound wave in a solid has a frequency of 15.0 kHz and a wavelength of 0.333 m. What would be the wave speed, and how much
4 answers
3,304 views
earth is 149 600 000 km from the sun. this distance is equal to 1 A.U (astronomical unit). Mars is seen form earth to make an
2 answers
1,321 views
Jordan uses a linear equation to model the data in a table. Which reasoning might Jordan have used in the decision to model the
4 answers
1,787 views
Myra uses an inverse variation function to model the data for the ordered pairs below.
(2, 30), (3, 20), (4, 15), (5, 12), (6,
4 answers
3,802 views
Question about Puritans behavior in Massachusetts?
I was given a picture that wont let me post on here. The top picture has a
2 answers
601 views
So for my homework question it asks what reference do you see to Native Americans in the Declaration of Independence? I put:
"He
4 answers
540 views
Ok the question was, what evidence in the declaration is there of religious faith? I put, "We hold these truths to be
3 answers
1,416 views
Given that R is between S and T, find each missing measure.
RS=6, TR=4.5, TS=?
3 answers
1,159 views
I need help I'm trying to find a rap to help me with the present and irregular verbs
1 answer
431 views
Determine the simple interest
p=6742.75,6.05%, t=90 days
3 answers
484 views
What is the concentration when each of the following is dissolved in 1.50 L of water:
a) 3.00 moles of NaCl b) 10 g of KCl c) 110
1 answer
382 views
A shopper uses a department store gift card to pay for 3 sweaters priced at $27 each. What integer can be used to show the
4 answers
1,310 views
A sc tourists bureau survey showed that 75 % of those who seek information about the state actually come to visit . The office
1 answer
412 views
C3H6O + 4O2 --> 3CO2(g) + 3H2O(g) deltaH= -1790kJ
the density of C3H6O is 0.79g/mL. HOw much heat is released by the combustion
3 answers
1,433 views
The tournament starts with 64 teams playing 32 games and continue until there is only one team left.
Come up with a formula for
1 answer
391 views
A wheel is rotating at a rate of 2.5 revolutions every 3.6 s. Through what angle, in radians, does the wheel rotate in 1.0 s?
4 answers
574 views
A car travels at a constant speed around a circular track whose radius is 2.8 km. The car goes once around the track in 430 s.
2 answers
640 views
On earth, two parts of a space probe weigh 14500 N and 6400 N. These parts are separated by a center-to-center distance of 19 m
2 answers
541 views
1. Doug earns $10.50 per hour at a restaurant. On Friday, he's been 1 3/4 hours cleaning, 2 1/3 hours doing paperwork, and one
7 answers
978 views
What is the average linear speed of Mercury about the Sun? (The distance from the Sun to Mercury is 5.80 1010 meters. The
2 answers
597 views
Propane is used in BBQs and burns according to the following equation: C3H8 + 5O2 -> 3CO2 + 4H2O. If 2.2 moles of carbon dioxide
3 answers
903 views
It takes 170 kJ of work to accelerate a car from 21.5 m/s to 27.0 m/s. What is the car's mass?
2 answers
489 views
Josie and Charlotte push a 14-kg bag of playground sand for a sandbox on a frictionless, horizontal, wet polyvinyl surface with
3 answers
560 views
Hey I just have 1 question.
What event caused four additional Southern states to secede from the Union? The U.S. accepted West
14 answers
2,885 views
At the grocery store Mr and Mrs Bailey bought 24 apples and 18 pears. Write a ratio in simplest form to compare apples to pears
3 answers
499 views
How can i be accurate when assigning oxidation numbers?
By this i refer to elements that have more than 1 oxidation # . For
3 answers
484 views
There is a diagram of a running track. The track is made up of two straights and two semicircles. The radius of each semicircle
7 answers
4,132 views
Which logging category does not appear in Event Viewer by default?
A. Application B. System C. Volume D. Security
2 answers
1,140 views
The standard disposable propane cylinders for use with camp stoves, lanterns, portable barbecues, etc, contain 355 g of propane.
4 answers
444 views
A solution is 40% acetic acid by mass. The
density of this solution is 1.049 g/mL. Calculate the mass of pure acetic acid in 460
3 answers
762 views
At normal temperature and pressure, air has a density of 0.001184 g/mL. What is the mass of air in a room that is 3.93 m by 2.28
4 answers
1,014 views
A jar contains 5 red marbles, numbered 1 to 5, and 12 blue marbles numbered 1 to 12.
a) A marble is chosen at random. If you're
4 answers
7,454 views
Please check my answers
1. In the play Crossroads: A Sad Vaudeville, the use of stage directions better helps the reader to
4 answers
4,450 views
What is 5/12 divided by 3/4
1 answer
366 views
Calculate the pH of a buffer made of a 0.4 M of acetic acid and 0.5M of sodium acetate. The Ka for the acetic acid is 1.8 x
2 answers
530 views
Determine the variation of the buffer of the problem 1, if 200 mL of the buffer is added 10 mL of a 1.0 M solution of HCl.
1 answer
380 views
Determine the volume of a 0.1 M solution of HCl, necessary to titrate 20 mL of a 0.5 M solution of NH3. The value of Kb is 1.8 x
3 answers
458 views
A waitress Nikia makes three dollars per hour +8 dollars in tips she goes to earn no less than $26 today what is the algebra
4 answers
380 views
Why do Oil & Water not mix? I'm so confused (This is just something I wanna know, no multiple choice) also,
Ms. Sue, If you see
5 answers
549 views
Is 20 times 5/6 greater or less than 20?
3 answers
338 views
The commute times during rush hour traffic on a local interstate have a mean of 25 minutes and a standard deviation of 5
2 answers
497 views
The commute times during rush hour traffic on a local interstate have a mean of 25 minutes and a standard deviation of 5
4 answers
700 views
What is the probability that simple random sample of 50 staff members provides a sample mean leave of 6.5 to 9.5 weeks?
2 answers
565 views
Write the number in two other forms two hundred thirty four thousand one hundred sixty four
4 answers
2,394 views
Whole numbers from 1-10 that are factors of… 1260
Whole numbers from 1-10 that are factors of... 73500 Whole numbers from 1-10
2 answers
673 views
can someone help me like ASAP
1. 13x - 7 = 136 A. 11 B. 15******* C. 8 D. 9 Am I correct?
11 answers
650 views
What is one characteristic of this student's work? ( woman's head by Iris v.)
1.creation of 3-D art 2.creation of cubist art
13 answers
asked by
Melanie
8,888 views
1.what is one characteristic on this student work
a. creation of 3-D art b. creation of cubist art c. exact representation of
10 answers
2,980 views
What is the greatest possible probability in any experiment?
A. 9 10 910 B. 1 C. 10 D. 100
4 answers
1,596 views
Select the boxes in the table to identify the majority religion practiced in each country.
Buddhism Christianity Islam Cambodia
11 answers
2,840 views
Two cars are travelling east along a straight highway at the same speed. At an intersection, the highway branches and splits
3 answers
623 views
which has an effect to georgias climate?
1 answer
232 views
Stephanie swims laps every day. The number of laps she swims is directly proportional to the time in minutes. If the constant of
1 answer
272 views
hears the question it is asking me Rachel says that when she ran 115 yards, she went farther then Beth, who only ran 327 feet.
1 answer
183 views
A theme that runs through the poems in this unit is that a sense of pride is important to a sense of self-worth. What do you
3 answers
279 views
An ellipse intersects the $x$-axis at two points. One intersection point is the origin. If the foci of the ellipse are $(0,2)$
1 answer
45 views
Below is the graph of an ellipse. (Assume that tick marks are placed every $1$ unit along the axes.) Compute the coordinates of
1 answer
44 views
In triangle $ABC$, point $D$ is on side $\overline{BC}$ such that line segment $\overline{BD}$ bisects $\angle ABC$. If $\angle
1 answer
56 views
Let $x$ and $y$ be nonnegative real numbers. If $x + y = \frac{2}{5}$, then find the minimum value of $6x + \frac{3}{5} y.$
1 answer
42 views
Let $x$ and $y$ be nonnegative real numbers. If $x^2 + 3y^2 = 18$, then find the maximum value of $x + y$.
1 answer
60 views
A circle has a radius of $15.$ Let $\overline{AB}$ be a chord of the circle, such that $AB = 40$. What is the distance between
3 answers
53 views
I'm at 11s^2 - 6000s - 27500. Could someone show me the steps of using the quadratic formula to find s?
1 answer
31 views
Pages
1
2