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Bobby

Questions (368)

The race was around a circular track for twenty-two laps.Calculate the number of radians a racer would travel from start to
1. 1 answer
2. 449 views
A 70.0 mL solution of 0.171 M potassium alaninate (H2NC2H5CO2K) is titrated with 0.171 M HCl. The pKa values for the amino acid
1. 0 answers
2. 952 views
What volume (in milliliters) of 0.100 M NaOH should be added to a 0.120 L solution of 0.024 M glycine hydrochloride (pKa1 =
1. 1 answer
2. 919 views
A right triangle has a 45 degree angle. The hypotenuse is x and the leg is 8. Find the value of x.
1. 1 answer
2. 1,260 views
Which of the following answer choices contains a METAPHOR?a. His skin was sandpaper. b. The sun sparkled like a diamond. * c. Sh
1. 22 answers
2. 3,442 views
Tell whether the lines for each pair of equations are parallel perpendicular or neither.Y= -2x + 4 -5+10y=5 I think
1. 1 answer
2. 2,057 views
Match the equation with its graph-2/3 x - 1/4y = 1/3
1. 1 answer
2. 571 views
A light ray in water is directed at the water surface at an angle of incidence at 40 degrees. Calculate the angle of refraction
1. 0 answers
2. 608 views
Flying against the wind, an airplane travels 28 km in 5 hours. Traveling with the win, the same plane travels 3760km in 4 hours.
1. 0 answers
2. 546 views
Solve the following equations for x and check the solution using log.2^6x-1 = 28 The answer is log56/6log2. Explain each step.
1. 1 answer
2. 588 views
How do u write a melcon and rikki-tikki-tavi as a bully
1. 1 answer
2. 498 views
49.5(0.506-x)(0.253-x)=4x^2How to make it in quadratic equation Please help with step by step. thank u so much
1. 1 answer
2. 449 views
Do I need the comma after "months" here?Over the past 6 months, OvaScience has been continuously hammered down by short sellers.
1. 1 answer
2. 379 views
3A+2B+2C > 4D+2E1) what is the rate of this reaction in terms of change of concentration of reactant B? - is it '1/2' ? 2) what
1. 1 answer
2. 504 views
What is the sum of 4x dollars and 4x cents. Express your answer in cents .
1. 4 answers
2. 1,537 views
Triangle ABC, inscribed in a circle, has AB = 15 and BC = 25. A tangent to the circle is drawn at B, and a line through A
1. 1 answer
2. 1,018 views
A person is complaining of muscle weakness, numbness, paralysis and pain. Which disorder of the nervous systemis this person
1. 2 answers
2. 569 views
I need to find what the total commission of 14% on a $3000 sale. Can u please show in detail how to solve this. Please and thank
1. 1 answer
2. 360 views
The Sugar Sweet Company will choose from two companies to transport its sugar to market. The first company charges$ 4696 to rent
1. 1 answer
2. 1,009 views
Check my answer please? Not sure if I did this right.Let y = f(x) be a cubic polynomial with leading coefficient a = 2 and f(-2)
1. 1 answer
2. 1,346 views
The ratio of the corresponding side lengths of two rectangular tables is 4:5. What is the ratio of the perimeters? What is the
1. 3 answers
2. 2,447 views
I am working on this problem from the book, Data Structures & Algorithm Analysis in C++.The problem is: 9.40 Give a
1. 1 answer
2. 657 views
The heat of combustion of benzene, C6H6, is -41.74 kJ/g. Combustion of 3.65 of benzene causes a temperature rise of 4.41 C^o in
1. 2 answers
2. 3,902 views
When magnesium oxide (MgO) and water (H20)react, they produce magnesium hydroxide Mg(OH)2. Magnesium hydroxide is a medicine
1. 4 answers
2. 2,537 views
1)According to past record the average daily sales for a sporting goods store was $3456.00. After a new advertising campaign,
1. 0 answers
2. 698 views
how do i convert fractions to decimals and fractions to percents?
1. 7 answers
2. 592 views
I need step by step how to get the answer, I have been trying for hours, 4+m divided by 3 = 5/6 i have the answer just don't
1. 2 answers
2. 462 views
please help me step by step thanks4+m/3=5/6
1. 7 answers
2. 324 views
A thin rod (uniform density & thickness) has mass M and length L. It is attached to the floor at a fixed location by a
1. 0 answers
2. 542 views
A thin rod (uniform density & thickness) has mass M and length L. It is attached to the floor at a fixed location by a
1. 0 answers
2. 601 views
Seven cats and 3 dogs weigh as much as 4 monkeys. One monkey weighs as much as 1 cat and 1 dog. How many cats weigh as much as 1
1. 2 answers
2. 1,033 views
A cylindrical glass of water (H2O) has a radius of 3.49 cm and a height of 9.85 cm. The density of water is 1.00 g/cm3. How many
1. 0 answers
2. 655 views
The atomic mass of a nitrogen atom (N) is 14.0 u, while that of an oxygen atom (O) is 16.0 u. Three diatomic gases have the same
1. 0 answers
2. 964 views
The cylinder in the drawing contains 3.81 mol of an ideal gas. By moving the piston, the volume of the gas is reduced to
1. 1 answer
2. 1,073 views
You are pulling your little sister on her sled across an icy (frictionless) surface. When you exert a constant horizontal force
1. 3 answers
2. 5,841 views
Silicon carbide, commonly known as carborundum, is a very hard and abrasive substance. The compound is prepared by heating
1. 1 answer
2. 3,983 views
1/4 to 1/3?1/4:1/3
1. 1 answer
2. 289 views
Since some tutors don't check back, i want to repost this to damon:what percent more than 1/3 is 3/5? It said 3/5 was wrong, and
1. 2 answers
2. 502 views
3/16 * N = 24?What does N equal please help!
1. 3 answers
2. 467 views
what percent more than 1/3 is 3/5?
1. 4 answers
2. 413 views
Use substitution to solve the system.3x+5y=21 y=2x-1
1. 1 answer
2. 503 views
If a milk cow in California produced a mean of 1,875 pounds of milk per month, what percentage of production would that cow be
1. 1 answer
2. 631 views
Does anyone know how to find multiples of 7 from 250 to 500?
1. 3 answers
2. 431 views
A small painting has an area of 400 c m2 . The length is 4 more than 2 times the width. Find the dimensions of the painting.
1. 2 answers
2. 4,907 views
If you know the mass of a star and a planet’s radius and speed at perihelion (closest approach to the star), then using
1. 0 answers
2. 489 views
A ladder, 5.0 m long, leans against a frictionless wall at apoint 4.0 m above the ground. A painter is climbing up the ladder.
1. 0 answers
2. 974 views
A diver stands on the end of a diving board as shown in the figure on the right. The mass of the diver is 58 kgand the mass of
1. 1 answer
2. 2,921 views
A diver stands on the end of a diving board as shownin the figure on the right. The mass of the diver is 58 kg and the mass of
1. 2 answers
2. 2,758 views
A ladder 25 feet long that was leaning against a vertical wall begins to slip. Its top slides down the wall while its bottom
1. 1 answer
2. 1,158 views
Classify reaction as addition, displacement, or decomposition: Al(s)+NaOH(aq)=Al(OH)3(s)+Na+(aq)
1. 2 answers
2. 602 views
An 80 kg hiker climbs a 1000 m high hill at a constant speed. If the hiker's body is 25% efficient, how many kg of fat does the
1. 1 answer
2. 1,362 views
If you have swam one lap in a swimming pool, that means you have swam from one end to the other and back. In 4.5 h, a swimmer
1. 1 answer
2. 896 views
Find an equation for the line that passes through the point (2, -5) and has slope -3
1. 1 answer
2. 394 views
PLEASEEE HELPPPEvaluate exact values, if they exist? if any doesn't exist state so. a) (in randians) sin^-1(-1/√2)
1. 1 answer
2. 423 views
The demand curve for knobs is P=75-6QD and the supply curve for knobs is P=35+2QS. What is the equilibrium price of a knob?
1. 1 answer
2. 1,146 views
whats the derivative of lnx?
1. 1 answer
2. 443 views
show that the equation x^3-15x+c=0 has at most one root on the interval [-2,2.
1. 1 answer
2. 699 views
A person is standing on a level floor. His head, upper torso, arms, and hands together weigh 470 N and have a center of gravity
1. 1 answer
2. 601 views
A 49-N crate is suspended from the left end of a plank. The plank weighs 21 N, but it is not uniform, so its center of gravity
1. 1 answer
2. 914 views
A uniform board is leaning against a smooth vertical wall. The board is at an angle above the horizontal ground. The coefficient
1. 1 answer
2. 2,183 views
HELPPPP!!!! A mixture is prepared using equal masses of the two volatile liquids benzene, C6H6, and ethanol, C2H5OH. What is the
1. 1 answer
2. 547 views
The protective action of ozone in the atmosphere comes through ozone's absorption of UV radiation in the 230 to 290 nm
1. 3 answers
2. 3,041 views
What concentration of the salt NaC2H3O2 must be added to shift the equilibrium toward the reactants so that the [H3O+]
1. 1 answer
2. 408 views
Two parents have three children. They have two girls and one boy. What is the probability that the next child will be a boy?
1. 1 answer
2. 657 views
a 40 kg high jumper leaves the ground with a speed of 6m/s. how high can he jump ?
1. 1 answer
2. 623 views
a 65 kg student, starting from rest , slides down an 8 meter high water slide. how fast is he going at the bottom of the slide ?
1. 1 answer
2. 2,207 views
To keep a positive attitude on the job, you shouldA. look for the perfect company—this will ensure everything will be all
1. 3 answers
2. 989 views
Einstein on a Beach was a unique opera because itA. had a single violinist. B. was exclusively recitative. C. was written in
1. 0 answers
2. 635 views
. Beethoven's greatest psychological challenge as a composer wasA. coping with his worsening deafness. B. the unrealistic
1. 1 answer
2. 477 views
The composer utilized the minor mode in Symphonie fantastique to representA. joy and love. B. gloom and ferocity. C. solemnity
1. 1 answer
2. 939 views
Which of the following works helped to redefine the symphony as a genre?A. Beethoven's Sixth Symphony B. Beethoven's Fifth
1. 5 answers
2. 1,963 views
In a shift from earlier thinking, the social status of nineteenth-century composers became equivalent to that ofA. lords and
1. 3 answers
2. 975 views
If you work in a hospital or doctor's office and assign numeric values to procedures and diagnoses for the purpose of
1. 1 answer
2. 847 views
The first antibiotic was made because of properties discovered in a certain type ofA. spider. B. mold. C. blood. D. herb.
1. 0 answers
2. 615 views
If you work in a hospital or doctor's office and assign numeric values to procedures and diagnoses for the purpose of
1. 0 answers
2. 1,558 views
Combining two or more segments of the industry to deliver the best care, at the most cost-effective rate, in the best setting
1. 0 answers
2. 750 views
a. Express f(x)=x^2 - 6x + 14 in the form f(x)=(x-h)^2 + k, where h and k are to be determined.b.Hence, or otherwise, write down
1. 1 answer
2. 1,957 views
Write a paragraph explaining why a color-blind man who has three daughters and one son with normal color vision might have two
1. 2 answers
2. 584 views
if 34,560 j of work was done with a force of 960 n, how far was the object moved?
1. 0 answers
2. 766 views
If each tire of an automobile has an area of .026 square meter in contact with the ground, the weight of the automobile is
1. 0 answers
2. 888 views
An aluminum bar has the desired length when at 10 degrees Celsius. How much stress is required to keep it at this length if the
1. 1 answer
2. 4,933 views
Janice wants to know the total number of games won by the Denver Nuggets basketball team over the three seasons shown in the
1. 1 answer
2. 633 views
William Shakespeare recorded early English History as a historian for the Tudor lineTrue False
1. 3 answers
2. 554 views
Three digits are randomly selected without replacement for one 1, two 9's and one 6. What is the possibility that the three
1. 0 answers
2. 539 views
How Do I Do An Expanded Algorithm For 23x17 ?
1. 1 answer
2. 779 views
$16 added to an amount of money saved,s, then spent equally on 3 itemswhat does the expression mean?
1. 2 answers
2. 430 views
If a rock climber accidentally drops a 56-gram piton from a height of 375 meters, what would its speed be before striking the
1. 2 answers
2. 1,996 views
A lead ball has a volume of 94.3 cm3 at 19.3°C. What is the change in volume when its temperature changes to 34.3°C?
1. 0 answers
2. 425 views
In coastal towns, breezes tend to blow offshore (from the land to the ocean) during the night and early morning, and onshore
1. 1 answer
2. 609 views
In coastal towns, breezes tend to blow offshore (from the land to the ocean) during the night and early morning, and onshore
1. 1 answer
2. 549 views
In coastal towns, breezes tend to blow offshore (from the land to the ocean) during the night and early morning, and onshore
1. 0 answers
2. 468 views
1. Differentiae each functiona) Y=-3x^2+5x-4 b) F(x) = 6/x-3/x^2 c) F(x)=(3x^2-4x)(x^3+1) 2. Determine the equation of the
1. 1 answer
2. 579 views
A rollercoaster car speeds up and down a hill past points a, b, and c as shown. The car has a mass of 500 kg and a speed of 25.0
1. 1 answer
2. 547 views
In the middle of the sixteenth century, Antwerp was a crowded, lively city; some hundred thousand people lived there. Disease,
1. 1 answer
2. 400 views
What are some of the changes that changed America from a Liberal country in the 1960s to a Conservative nation in the 1980s?What
1. 1 answer
2. 465 views
Find the particular equation of the cubic function that contains (-2,-35), (1,7), (2,9), and (3,25)
1. 1 answer
2. 559 views
Will you help me solve this for my health law midterm please?Following an automobile accident, a 16-year old boy who had
1. 1 answer
2. 532 views
Following an automobile accident, a 16-year old boy who had recently escaped from a detention center was brought to the hospital
1. 0 answers
2. 792 views
My chemistry teacher said that the pCO2 value increases during hypoventilation. Why is that? If hypoventilation causes shortness
1. 1 answer
2. 471 views
My chemistry teacher said that the pCO2 value increases during hypoventilation. Why is that? If hypoventilation causes shortness
1. 0 answers
2. 384 views

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