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Eddy

Questions and answers by visitors named Eddy

Questions (89)

Describe how the following reagents would be used to prepare barium sulphate:solid sodium sulphate, distilled water,barium
1. 4 answers
2. 549 views
Who were the parents of world famous biologist George Beals Schaller?Since this is not my area of expertise, I searched Google
1. 1 answer
2. 398 views
Could some one please help me I need to balance an equation using the lowest possible coefficients including state of compounds,
1. 3 answers
2. 471 views
Which workers were generally better off in America then Europe before 1860?A. unskilled workers. B. skilled workers. C. white
1. 3 answers
2. 587 views
What was the most important iron manufacturing center in the south?Why did Utopian societies emerge in the antebellum united
1. 2 answers
2. 953 views
Four identical charges (+2.0ìC each)are brought in from infinity and fixed to a straight line. The charges are located 0.40
1. 4 answers
2. 3,268 views
A cube of side length L = 10 cm is centered atthe origin of an x,y,z (cartesian) coordinate system. The electric potential V (x,
1. 3 answers
2. 722 views
Include a practical example of the philosophers idea in your response. .... I have write a paper on a way to solve street racing
1. 1 answer
2. 436 views
A DVD is spinning at constant velocity. Compare and contrast the accelection of point A at the rim of the DVD and point B
1. 1 answer
2. 440 views
Please help me... :(There is a moving bowling ball on the track. A student says, "After the ball is thrown horizontally on the
1. 3 answers
2. 802 views
Two golf balls of equal size and mass are released simultaneously from the roof of a building. One of the balls has a smooth
1. 3 answers
2. 673 views
There are two parts for this questions..."When a bowling ball collides with the pins, the momentum of the bowling ball and the
1. 4 answers
2. 1,437 views
A 40 mL sample of 0.25 M NaCHOO istitrated with 0.2 M HCl. What is the pH of the solution after 140 mL of HCl has been added?
1. 3 answers
2. 1,217 views
HOOC CH(CH2CH2SCH3)NH3+ , theamino acid methionine, has pKa1 = 2.2 and pKa2 = 9.1. If this amino acid is represented by H2L+,
1. 1 answer
2. 451 views
Imagine a hypothetical reacion for which,�H = 0 kJ · mol−1. Considering the Le Chatelier principle, which of the following
1. 3 answers
2. 776 views
For the reaction4NH3(g) + 3O2(g) -> 2N2(g) + 6H2O(g) , K = 10^80 at a certain temperature. Initially, all reactants and products
1. 1 answer
2. 787 views
The redox reaction:O3SOOSO3^2− + Cr^3+ -> HSO4^− + Cr2O7^2− is carried out in aqueous acidic solution. Which elements are
1. 2 answers
2. 612 views
O3SOOSO3^(2−) + Cr^(3+)+ -> HSO4^(1-) + Cr2O7^(2-). Could someone balance this redox reaction for me? I can't figure it out.
1. 1 answer
2. 476 views
Consider the reaction: A + B −> CIf it is 2nd order in A and 0 order in B, a plot of [B]−1 vs time will be... a. linear and
1. 2 answers
2. 551 views
A reaction rate increases by a factor of 815 in the presence of a catalyst at 37 degrees C. The activation energy of the
1. 2 answers
2. 603 views
A given reaction has an activation energy of 24.52 kJ/mol. At 25�C the half-life is 4 minutes. At what temperature will the
1. 2 answers
2. 828 views
A ^232Th source is rated at 42 curies.How many thorium atoms disintegrate in 10 minutes?
1. 1 answer
2. 310 views
A 1.00-g sample of carbon from a modernsource gave 15.3 disintegrations per minute. A sample of carbon from an “old” source
1. 7 answers
2. 1,465 views
A 1.00-g sample of carbon from a modernsource gave 15.3 disintegrations per minute. A sample of carbon from an “old” source
1. 3 answers
2. 535 views
Two balls have masses 44 kg and 86 kg. The 44 kg ball has an initial velocity of 80 m/s (to the right) along a line joining the
1. 3 answers
2. 657 views
When a 0.952 g sample of an organic compound containing C, H,and O is burned completely in oxygen, 1.35 g of CO2 and0.826 g of
1. 5 answers
2. 5,746 views
In a slow-pitch softball game, a 0.200 kg softball crossed the plate at 10.00 m/s at an angle of 45.0° below the horizontal.
1. 3 answers
2. 1,654 views
When a mass of 21 g is attached to a certainspring, it makes 23 complete vibrations in 5.0 s. What is the spring constant of the
1. 1 answer
2. 421 views
What is the infinitive phrase in this sentence? After reading about the events in world war ll, she wanted to visit the
1. 3 answers
2. 1,850 views
θ=0.5 θ=1 θ=2 θ=3λ = 2 θ = 0.5 μ = 0.5 σ = 0.5 θ=0.5 0 2 1 0.270670566 2 0.036631278 3 0.004957504 4 0.000670925 5
1. 1 answer
2. 406 views
Several states, including California, have passed legislation requiring automakers to sell a certain percentage of
1. 3 answers
2. 740 views
what are cast iron boring scarp and other types of scrap used for steel making?
1. 1 answer
2. 335 views
A group of people were asked if they had run a red light in the last year. 238 responded "yes", and 196 responded "no".Find the
1. 2 answers
2. 824 views
Wat is momentum
1. 1 answer
2. 254 views
A spherical conducting shell has a net charge of +5Q. At the center of the shell, there is a point charge of +Q. Which of the
1. 2 answers
2. 730 views
Write an article for publication in a national newspaper discussing at least two reasons why student should cultivate the habit
1. 4 answers
2. 994 views
Bamboo can grow as much as 35.4 inches per day. If the bamboo continues to grow at this rate,about how many meters tall, to the
1. 5 answers
2. 693 views
a 10,000kg space shuttle moving east at 3000 km/h wishes to change its course by 10 degrees. It does so by ejecting an object at
1. 1 answer
2. 337 views
Jacob noticed that there was a 17 percent increase in the gas prices from the daybefore. If the gas price the day before was
1. 1 answer
2. 91 views
8. If the principle is $8,500 and the rate of interest is 4% (simple interest), what is theamount of interest after one year?
1. 1 answer
2. 68 views
At a French restaurant, you order a salad for $5.75 and lasagna for $11.45. If the salestax is 5%, what is the total of your
1. 1 answer
2. 68 views
9. At a French restaurant, you order a salad for $5.75 and lasagna for $11.45. If the salestax is 5%, what is the total of your
1. 1 answer
2. 76 views
The price of a pair of shoes was reduced from $89 to $65. What is the percent decrease in the shoes?
1. 1 answer
2. 55 views
Last year Jacob made $2,300 at his summer job. This year he only made $1,771.What is the percent decrease?
1. 1 answer
2. 64 views
Cole needs to buy a new pair of sneakers for $49.56. If the sales tax is 6.5%, howmuch sales tax will Cole pay on his new
1. 1 answer
2. 59 views
Cole needs to buy a new pair of sneakers for $49.56. If the sales tax is 6.5%, howmuch sales tax will Cole pay on his new
1. 1 answer
2. 60 views
At a French restaurant, you order a salad for $2.50 and lasagna for $8.25. If the salestax is 8%, what is the total of your bill
1. 1 answer
2. 92 views
If the regular price of a jacket is $62.00 and the discount rate is 15%, what is the sale price?
1. 1 answer
2. 83 views
Which set of these best describes dependent events?* A. Tossing a coin and spinning a spinner. B. Rolling a number cube and
1. 1 answer
2. 92 views
Translate this phrase into an algebraic expression.Seven more than the product of 20 and a number Use the variable n to
1. 1 answer
2. 100 views
Translate this phrase into an algebraic expression.74 less than twice Jenny's score Use the variable j to represent Jenny's
1. 1 answer
2. 82 views
There are 7 people fishing at Lake Connor: 5 have fishing licenses, and 2 do not. An inspector chooses two of the people at
1. 1 answer
2. 91 views
There are 7 people fishing at Lake Connor: 5 have fishing licenses, and 2 do not. An inspector chooses two of the people at
1. 1 answer
2. 84 views
A number cube is rolled and a coin is tossed. The number cube and the coin are fair. What is the probability that the number
1. 1 answer
2. 187 views
Kenya is trying to find matching socks. There are 4 red socks, 6 blue socks, and 2 white socks in her drawer. What is the
1. 1 answer
2. 63 views
What is the probability of rolling a 4 on a number cube and pulling a red marble out of a bag that contains 3 red, 2 black, and
1. 1 answer
2. 66 views
Diamond is playing a game. In the game she has to spin a spinner that is divided into equal sections of orange, red, purple, and
1. 1 answer
2. 115 views
Numbers 1 to 20 are placed in a bag. Without replacing the first number, what is the probability that the first number drawn
1. 3 answers
2. 96 views
On a shelf there are 60 novels and 20 poetry books. What is the probability that Person A chooses a novel and walks away with it
1. 1 answer
2. 89 views
In a classroom there are 100 students, of whom 40 are boys, 30 wear glasses, and 15 are boys who wear glasses. If one student
1. 1 answer
2. 131 views
A rectangular football field is 646464 meters wide and 100100100 meters long. A player runs from one corner of the field in a
1. 1 answer
2. 99 views
A rectangular football field is 64 meters wide and 100 meters long. A player runs from one corner of the field in a diagonal
1. 1 answer
2. 123 views
A zip line starts on a platform that is 40 meters above the ground. The anchor for the zip line is 198 horizontal meters from
1. 1 answer
2. 81 views
Elise walks diagonally from one corner of a square plaza to another. Each side of the plaza is 50 meters.
1. 1 answer
2. 109 views
Elise walks diagonally from one corner of a square plaza to another. Each side of the plaza is 50 meters.What is the diagonal
1. 1 answer
2. 102 views
Santos walks 222 kilometers south and then a certain number of kilometers east. He ends 555 kilometers away from his starting
1. 1 answer
2. 179 views
Santos walks 2 kilometers south and then a certain number of kilometers east. He ends 5 kilometers away from his starting
1. 1 answer
2. 99 views
Steve is turning half of his backyard into a chicken pen. His backyard is a 24 meter by 45 meter rectangle. He wants to put a
1. 1 answer
2. 95 views
Peter is making an "X marks the spot" flag for a treasure hunt. The flag is made of a square white flag with sides of 121212
1. 1 answer
2. 82 views
Jake plans to use a ramp to make it easier to move a piano out of the back of his truck. The back of the truck is 83 centimeters
1. 2 answers
2. 138 views
A zip line starts on a platform that is 40 meters above the ground. The anchor for the zip line is 198 horizontal meters from
1. 1 answer
2. 119 views
Hawick is 15 kilometers south of Abbotsford, and Kelso is 17 kilometers east of Abbotsford.What is the distance from Hawick to
1. 1 answer
2. 71 views
A rectangular football field is 64 meters wide and 100 meters long. A player runs from one corner of the field in a diagonal
1. 1 answer
2. 137 views
Elise walks diagonally from one corner of a square plaza to another. Each side of the plaza is 505050 meters.What is the
1. 1 answer
2. 133 views
Write the ratio as a fraction in simplest form, with whole numbers in the numerator and denominator.6 : 1.2
1. 1 answer
2. 77 views
A food company reduced the amount of salt in one of their food products from 730 to 600 milligrams. What is the percent
1. 2 answers
2. 98 views
Aidan's age is 6 years less than half of Maggie's age. Aidan's age is 4 years. What is Maggie's age?
1. 1 answer
2. 67 views
A box contains 9 new light bulbs and 6 used light bulbs. Each light bulb is the same size and shape. Meredith will randomly
1. 1 answer
2. 100 views
Albert had a goal of saving $80. He saved 115% of his goal. How much money did Albert save?
1. 1 answer
2. 84 views
The formula d = 52t + 65t can be used to find the distance, d , between two cars after traveling t hours in opposite directions.
1. 3 answers
2. 96 views
A taxi charges $2.00 for up to and including the first mile, and $1.60 for each mile thereafter. What would the taxi charge for
1. 1 answer
2. 109 views
What value of x makes this equation true?5x + 8 + 3x = 26 + 6x
1. 1 answer
2. 48 views
Roxanne's car used 4.8 gallons of gasoline to drive 124 miles. If Roxanne has 180 more miles to go, which is closest to the
1. 1 answer
2. 70 views
Emil bought a camera for $268.26, including tax. He made a down payment of $12.00 and paid the balance in 6 equal monthly
1. 1 answer
2. 87 views
Hit it ziggy
1. 11 answers
2. 42 views
Determine who is strongerGalahad Or Cornelius list their strength agility intelligence magic attack Hp attack armor magic
1. 23 answers
2. 91 views
How Many Solutions? Quick Check1 of 51 of 5 Items Question Which of the following is an example of an equation with no
1. 7 answers
2. 147 views
You have Hp 193455 Attack 8978 Armor 5593 magic attack 9347 magic defense 7707Skill one: shoots 6 missiles at enemies each
1. 4 answers
2. 59 views
I just stabbed by sister ha ha
1. 7 answers
2. 40 views

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