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Jessica
Questions (1,739)
Explain the impact of the Balfour Declaration on the Middle East.
Explain the impact of the Japanese attack on Pearl Harbor.
1 answer
560 views
I'm having difficulty understanding density. I am trying to relate the concept of density to brownies. Should a brownie with
1 answer
512 views
A military gun is mounted on a railroad car (m = 1500 kg). There is no frictional force on the car, the track is horizontal, and
1 answer
651 views
two particles of mass m1=1.5 kg, and m2=3.5 kg undergo a 1-dimensional head-on collision. Their velocities along x are V1i=12
1 answer
1,070 views
A skier of mass 110 kg travels down a frictionless ski trial. a.) If the top of the trail is a height 200m above the bottom,
1 answer
2,253 views
Answer to four significant figures, or to the nearest minute.
f) one vertex angle of a rhombus is 25°. Find the ratio of the
1 answer
421 views
John can paint a room in 3 hours. His apprentice, working alone, requires 6 hours to do the same job.
How long would it take John
1 answer
625 views
Squids and octopuses propel themselves by expelling water. They do this by taking the water into a
cavity and then suddenly
3 answers
2,718 views
Anna is designing rectangular garden that has an area of 182 square feet, and the length is longer than the width. The table
3 answers
1,448 views
What are the careers in home economics
3 answers
778 views
What is the potential energy, in joules, of a spring with a force constant of 6 N/m when it is stretched 20 cm from its
1 answer
443 views
A segment with endpoints (3, -2) and (4, 2) is dilated to the image segment with endpoints (9, -6) and (12, 6). What is the
2 answers
812 views
Which organelle would you expect to find in the cells of a fern, but not in a flatworm?
chloroplast **my choice nucleus ribosome
2 answers
1,032 views
Why does the Rabbi's son abandon his father on the march to Buchenwald?
He believes his father is better off without him. He
3 answers
671 views
A rectangular lap pool has a constant depth. The length of the pool is 9 times the width, and the surface area of the water is
1 answer
557 views
magine you work in a steel mill in a large industrial city in England in the late 1800s. You live in a neighborhood with other
1 answer
1,503 views
Which answer is not a theorem or postulate used to prove triangles similarity?
SAS SSA ~~my choice SSS AA
1 answer
1,277 views
A triangular pyramid is defined by the points .The pyramid is then reflected over the xz-plane. The reflected image is then
1 answer
666 views
Which is the formula for the surface area of a sphere with radius r?
S=4πr2 S=2/3πr3 S=4/3πr3 S=2πr2 ~~My choice
2 answers
894 views
Find the sale price
Cost:$67.20 Present markup:10%
1 answer
447 views
How to cut 10 boards that are 7.8 feet long into 2.25 feet long siding for a porch?
1 answer
355 views
Toronto is playing Anaheim in the Stanley cup final. The first team to win four games is the new NHL champion. If the
0 answers
957 views
Mario cut a pizza into 9 equal slices. He put a slice of pizza on each of 5 plates. What is the measure for the angle of the
2 answers
871 views
You have 775 mL of an 0.11 M acetic acid solution. What volume (V) of 1.10 M NaOH solution must you add in order to prepare an
0 answers
461 views
What does the radius of a sphere join?
any two points on the sphere and does not contain the center any two points on the sphere
2 answers
711 views
What does the diameter of a sphere join?
any two points on the sphere any two points on the sphere and contains the center <~my
1 answer
1,501 views
So, I need to find the mass of a cube. I have diameter of 16.4 micrometers, and density of 1,000 kg/m3. I can find all kinds of
2 answers
467 views
What did John Locke believe?
Absolute monarchs have the right to rule through divine right. God should not be involved in the
2 answers
1,015 views
Find a number between 20 and 30 that is half the sum of its factors
1 answer
1,197 views
In the surface area formula for cylinders, which expression represents the lateral area?
πrh 2πrh <~my chocie πr*2 2πr*2
1 answer
810 views
2. In the space below, create a simple time line that traces the emergence of a constitutional monarchy in England during the
1 answer
3,590 views
sketch the graph of each equation
y=4x-x2
1 answer
321 views
The master bedroom of Julie's new apartment measures 10.5 feet by 16 feet. What is the area of the room?
6 answers
2,634 views
1. Explain from the Gilded Age that supports the "the farmers were up in arms."
2. What is one change in the South between 1877
2 answers
717 views
A circular test track for cars has a circumference of 2.1 km . A car travels around the track from the southernmost point to the
3 answers
2,954 views
A certain amount of calcium reacts with water and the formed hydroxide 49g completely neutralized phosphoric acid. Calculate the
2 answers
459 views
Can someone please check my answers for finding the subject and verb these sentences?
The milk in the back of the refrigerator is
1 answer
459 views
On calcination 80g of a marble were obtained 42 g of calcium oxide. The degree of purity of marble?
3 answers
403 views
Tlhamo two page. Kgwebo ee tlhakanetshweng e gaisa ya motho a le esi.
6 answers
424 views
An ion of sulfur has a smaller atomic radius than a neutral atom of sulfur because it loses an electron when becoming an ion.
Tru
1 answer
779 views
qsub1:-2.8uC
qsub2: 6.6uC qsub2 sits 7.9 cm away from qsub2, and in a previous question moved up the y axis 2.7cm. The question
1 answer
474 views
Which equivalent fraction would you have use in order to make 3/5 to 21/25??
Plz have an explanation of how you solved the answer
1 answer
541 views
Car 1 & Car 2 leave the same location . Car 1 leaves the location 10 minutes before Car 2 and is traveling 65 mph. Car 2 is
1 answer
596 views
A plane leaves an airport and flies at 36 mph on a course of 103.25° for 1 hour and 33 minutes. Then it changes course to
1 answer
570 views
If a basic solution has a pH of 11.88, is it considered to be a strong base? Is an acidic solution with a pH of 4.44 considered
0 answers
403 views
Martin Luther King begins his letter with the following paragraph:
While confined here in the Birmingham City Jail, I came across
3 answers
910 views
The first term in a sequence is 4 and each of the following terms is found by multiplying the previous term by n. What is the
1 answer
495 views
Eight times the sum of 11and a number is 123
1 answer
443 views
A utility company has the following rate schedule for natural gas usage in a city's business district:
Monthly service charge
0 answers
436 views
A quality company verifies 2 shirts from the same box to insure the quality of the shirts that are being sent out. If each box
1 answer
535 views
Rachel deposited $6,004 in a savings account with simple interest. Three months later, she had earned $210.14 in interest. What
1 answer
478 views
A ball is kicked 30º above the horizontal with an initial velocity of 20m/s. A fence 2.3 meters high is located 32 meters away.
1 answer
633 views
Red car is A. Blue car is B. The Blue car is slower than the A. The Red car starts at a starting point 40m behind the Blue at
1 answer
631 views
Consider a population where gene A come in two form, A1 and A2. This gene is not
under selection and random mating occurs with
0 answers
548 views
So, I think I'm doing everything right and even checking my math, but it keeps showing up as wrong. If someone can help me and
2 answers
629 views
Please help!!!
1. What set the steamboat apart from the flatboat and the keelboat? a) The steamboat was inexpensive to build. b)
6 answers
758 views
A baseball is thrown at an angle of 29 degrees relative to the ground at a speed of 24.3 m/s. The ball is caught 51.0463 m from
1 answer
867 views
A segment of length 94 cm has rotated d degrees around center 0 what is the length? What is d and O
0 answers
605 views
1. Which was not a reason for the King of Spain to be cautious when siding with rebelling British colonists?
A) The colonists
8 answers
694 views
A saturated solution of Na2SO4, with excess of the solid, is present at equilibrium with its vapor in a closed vessel. (a) How
6 answers
8,502 views
Please Help!!
12. What was the main exploration goal of Robert Cavelier, Sieur de La Salle? A) to find gold and silver** B) to
2 answers
530 views
Please Help!!
10. Why was it necessary to move Fort Maurepas? A) Native Americans kept attacking the fort. B) The sandy soil the
3 answers
671 views
Please Help!!
9. Why did Louisiana's proprietary governor, Cadillac, first have trouble with the Indians? A) He refused to smoke
1 answer
505 views
Please Help!!
6. Which problem did Bienville address first when he returned to serve Louisiana's governor a second time? A) food
1 answer
543 views
Please check my answers
1.Which best describes the effect of European settlers on the culture of Native Americans in Louisiana?
9 answers
1,873 views
If you have light that has a frequency of 2.88 x 10 to -9 power Hz, what is the wavelength?
I don't know how to do this and what
1 answer
624 views
Iodine-131 is a radioactive isotope. After 8.00 days, 50.2% of the sample remains. What is the half life of 131-I?
2 answers
3,294 views
Suppose 5.87 g of barium acetate is dissolved in 300. mL of a 71.0 m M aqueous solution of sodium chromate.
calculate the final
1 answer
941 views
Suppose 5.87 g of barium acetate is dissolved in 300. mL of a 71.0 m M aqueous solution of sodium chromate.
calculate the final
2 answers
4,755 views
Suppose a rocket ship in deep space moves with constant acceleration equal to 9.80 m/s2, which gives the illusion of normal
1 answer
915 views
2H202-> 2H2O + O2
Suppose you carry out the decomposition using 25.0 mL of a 2.00M hydrogen peroxide solution and obtain the
2 answers
598 views
Experiment questions:
Experiment 1 results mass of beaker:116.944 g mass of dodecanoic:11.629 g hot water: 175 C warm water: 10 C
2 answers
704 views
What state of the art computer technology is used to train pilots when wanting to copy the experience of flying an aircraft?
3 answers
983 views
If m and n are integers, which of the following must be an even integer?
A. 2mn B. mn C. mn+2 d. mn-2 e. 3mn
1 answer
2,901 views
Is the sentence "Confiscation is legal." a simple sentence where "confiscation" is used as a noun?
4 answers
465 views
How would I use the word "Salvation" as a noun in a simple sentence?
My first sentence was He gave salvation, but he is the noun
1 answer
507 views
in the equation, n = cv, what is the meaning of n? I know that it stands for the number of moles, but I'm not exactly sure what
1 answer
399 views
I have the question :A small blood vessel of radius 2mm branches off at an angle(theta) from a larger blood vessel of radius
4 answers
1,125 views
My question is:Use L'Hospital's rule to find limit as x approaches 0 (e^x-e^-x-2x)/x-sinx. 1st I took the derivative to get
3 answers
700 views
Determine the concentration at equilibrium if you start with 4.65 grams of Hydrogen and 200 grams of Iodine in a 4.55 liter
7 answers
515 views
Suppose the stock of Microsoft increases in value by $5 per share. If all other Dow stock prices remain unchanged, how does this
1 answer
776 views
Suppose the rate of inflation this year is 4.5%. What is the percentage decrease in the buying power of a dollar?
a) 4.3% b) 4.7%
1 answer
1,666 views
1. Suppose the buying power of the dollar decreases by 6.7% this year. What is the rate of inflation this year?
a) 7.6% b) 7.2%
1 answer
2,374 views
The activation energy (E*) for a reaction is 195 KJ. If the k for this reaction is 3.46 x 10-5/min at 35oC, what will the
1 answer
404 views
You mix 45 ml of .20M HCl with 45 ml of .20M KOH in a calorimeter. The temperature of both reactions before mixing is 21.5oC.
1 answer
605 views
If the rate of the reaction is 3.5 x 10-3 at 330 K, and the rate of reaction at 285 K is 5.2 x 10-5 what is the activation
3 answers
411 views
When a piece of Copper weighing 250 grams is placed in a cup with 450 ml of water at 21OC and the Cp of the cup is 47 J/K, how
15 answers
728 views
If compound X has a first-order half-life of 24 seconds, how long would you have to wait for only 33% of the original material
8 answers
595 views
Remplissez les tirets avec la bonne forme de "lequel" If my answers are correct
1. Margo revait de sa soeur pour___ il avait de
6 answers
600 views
Can the source language of the film have an impact on its diffusion and its distribution?
1 answer
384 views
My question is finding the derivitive of
y=((x+λ)^4)/(x^4+λ^4). I distributed the exponent in the numerator, but I don't know
2 answers
522 views
So, I have a homework question on The Quotient Rule (taking derivitives) and I would like to know if I did it right.
Calculate:
1 answer
497 views
Click on the line with an error.
We have already eaten lunch. Just between you and I, what did you think about the food? No error
1 answer
366 views
A total of 598 tickets were sold for the school play. They were either adult tickets or student tickets. There were 52 fewer
2 answers
2,542 views
A gas has a volume of 36.0 L and a pressure of 750. torr when the temperature is 10. °C. What is the pressure if the volume
4 answers
3,271 views
When researchers find similarities in development between very different cultures, what implications might such findings have
2 answers
1,011 views
A motorcyclist who is moving along an x-axis has an acceleration given by a=(6.60-2.29t) for 0 >= t <= 6.0 s, where a is in m/s2
1 answer
797 views
Solve for x. Express the answer in simplest form.
1/7 = 3 over 4x - 1 1/7 is a fraction
3 answers
729 views
A spinner has three sections. The table shows the results of spinning the arrow on the spinner 80 times.
Section 1 18 Section 2
13 answers
2,450 views
use inductive reasoning to determine the units digit of the number 2^44
the unit digit of 2^44 is_____ powers of 2- 2^1=2 2^2=4
1 answer
6,341 views
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