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Questions Asked on February 27, 2013

Martha drops a 1 kg rock off the top of Black Oak Canyon which is 100m deep. What is the KE of the rock the instantbefore it
1. 2 answers
2. asked by POTENTIAL & KINETIC ENERGY PRACTICE
3. 2,648 views
Show the predominant form of the amino acid tyrosine at pH=13.9 and ph=7.8. Be sure to include the proper number of hydrogens on
1. 1 answer
2. asked by Sam
3. 1,242 views
A small dog is trained to jump straight up a distance of 1.2 m. How much kinetic energy does the 7.2-kg dog need to jump this
1. 2 answers
2. asked by chelsea
3. 813 views
Calculate the theoretical yield (g) of precipitate formed when 10.0 mL of 0.50 M magnesium nitrate is added to 5.0 mL of 0.50 M
1. 1 answer
2. asked by Joe
3. 874 views
what does the letters RX mean in communication skills.
1. 1 answer
2. asked by barotseland network
3. 571 views
Javia ran 8 laps around a track to run a total of 1 mile on Monday. How many laps will she need to run on Tuesday to run 3/8 of
1. 31 answers
2. asked by Kim
3. 6,757 views
Find the product write answer in scientific notation(3 x 10^6) * (2 x 10^12) I got. .6 x 10^ 9
1. 1 answer
2. asked by Marco
3. 532 views
A certain indicator, HA, has a Ka value of 1.3 × 10-6. The protonated form of the indicator is blue and the ionized form is
1. 1 answer
2. asked by Nancy
3. 7,748 views
What fraction of piperazine (perhydro-1,4-diazine) is in each of its three forms (H2A, HA–, A2–) at pH 7.22?
1. 1 answer
2. asked by Nancy
3. 3,196 views
1.Write the rectangular equation in polar form.(x – 4)2 + y2 = 16 2.Write the equation –2x + 6y = 7 in polar form. 3.Graph
1. 0 answers
2. asked by Beccaboo
3. 531 views
1.Write the rectangular equation in polar form.(x – 4)2 + y2 = 16 2.Write the equation –2x + 6y = 7 in polar form. 3.Graph
1. 0 answers
2. asked by Beccaboo
3. 537 views
Phosphoric acid, H3PO4(aq), is a triprotic acid, meaning that one molecule of the acid has three acidic protons. Estimate the
1. 0 answers
2. asked by Nancy
3. 828 views
The triprotic acid H3A has ionization constants of Ka1 = 6.8× 10–3, Ka2 = 8.1× 10–9, and Ka3 = 5.0× 10–12. Calculate
1. 4 answers
2. asked by Nancy
3. 3,971 views
Jim is 45 years old. He is 10 years older than 5 times his niece Carol. How old is Carol
1. 2 answers
2. asked by Circa
3. 433 views
1. When considering marital separation and divorce as a social problem, an effective approach might be to:__x_a. develop
1. 0 answers
2. asked by Suzy
3. 924 views
Comment on the relative acidities of h3po4 and the h2po4 ion?I don't understand what this question is asking? Would H3PO4 is a
1. 2 answers
2. asked by Todd
3. 1,961 views
50 ml of water in a beaker will exert what pressure on the beaker than 50ml of water in a 350ml beaker
1. 0 answers
2. asked by lilt
3. 391 views
Mark has received a tax refund. He used 1/4 of the money to pay off his credit card. Than he spent 1/3 of the remaining money on
1. 1 answer
2. asked by Circa
3. 416 views
In the sport of skeleton a participant jumps onto a sled (known asa skeleton) and proceeds to slide down an icy track, belly
1. 0 answers
2. asked by Bonny
3. 613 views
1-propanol (P1° = 20.9 Torr at 25 °C) and 2-propanol (P2° = 45.2 Torr at 25 °C) form ideal solutions in all proportions. Let
1. 1 answer
2. asked by Anonymous
3. 4,626 views
High-speed stroboscopic photographs showthat the head of a 197 g golf club is traveling at 36.8 m/s just before it strikes a
1. 1 answer
2. asked by dallas
3. 1,227 views
Why do manufacturing industries have more problems controlling pollution then other kinds of businesses have?
1. 0 answers
2. asked by Lori
3. 356 views
what is the difference between weathering and erosion???
1. 3 answers
2. asked by Laruen
3. 923 views
Find product and write answer in scientific notation(3 x 10^6). * (2 * 10^12) I got .6 x 10 ^19 Is this right?
1. 3 answers
2. asked by Marco
3. 560 views
what are some health risks of copper to humans?what are the environmental riks of copper? what are the benefits of copper to the
1. 1 answer
2. asked by Louis
3. 560 views
What is the KE of a 9 kg mass at 2 m/s?
1. 0 answers
2. asked by POTENTIAL & KINETIC ENERGY PRACTICE
3. 267 views
Provide one example to show how you can use the Expected Value computation to assess the fairness of a situation (probability
1. 1 answer
2. asked by Stacy
3. 452 views
An 67.6 kg object moving to the right at38.7 cm/s overtakes and collides elastically with a second 48.9 kg object moving in the
1. 0 answers
2. asked by colby
3. 883 views
Develop a tree diagram for tossing two, eight-sided gaming dice to figure out how many possibilities there are. Discuss the
1. 0 answers
2. asked by Stacy
3. 391 views
Find the linearization L(x,y)of the function f(x,y) at P_0. Then find an upper bound for the magnitude |E| of the error in the
1. 0 answers
2. asked by Jackie
3. 435 views
A competitor is aiming to complete a 1500m wheel-chair race in less than 4 min. After moving at a constant speed for exactly 3.5
1. 0 answers
2. asked by Emilee
3. 629 views
Name one similarity and one difference between pitch and loudness.
1. 1 answer
2. asked by Ms.Vargas
3. 416 views
A ball is dropped from a height of 5.67 m. If the ball rebounds with a speed of 4.22 m/s, what is the coefficient of
1. 1 answer
2. asked by Kaci
3. 404 views
Consider the titration of 25.0mL of 0.10M HAc with 0.10M NaOH. That is, NaOH is added to HAc. (a)pH at the beginning of
1. 2 answers
2. asked by Layla
3. 1,569 views
Can someone check my answers?Provide the correct word (quién, quien, qué, que, como, cómo, cuánto, cuanto, cuántos,
1. 2 answers
2. asked by alexus
3. 642 views
i need to unscramble a phrase about Plate Tectonics with these letters:rorpsfgnlsadeeasi
1. 2 answers
2. asked by Jalen
3. 510 views
Mrs. Smith wanted to stimate the length of her porch so she would know how much paint to buy. Which would be the best benchmark
1. 3 answers
2. asked by Anonymous
3. 386 views
Anna wanted to measure the capacity of a large bucket. What unit of measure should she use?A. cups B. pounds C. inches D.
1. 3 answers
2. asked by Anonymous
3. 460 views
find the perimeter for11in + 9 1/2in + 7in + 9 1/2in
1. 1 answer
2. asked by kareem
3. 400 views
Power Standard Form10^1 10 10^2 100 10^3 1000 10^4 10000 10^5 100000 Explain how the number of zeros in the standard form of a
1. 1 answer
2. asked by Deanne
3. 720 views
How do I write an equation of a line that passes through the point (-31,22) and is parallel to this equation: 16x + 13y= -210
1. 0 answers
2. asked by Beth
3. 331 views
Beth makes a quilt that was 3 ft wide. Its perimiter was 16 ft. What was its area?
1. 1 answer
2. asked by Trent
3. 375 views
How do I write an equation of a line that passes through the point (-31,22) and is parallel to this equation: 16x + 13y= -210
1. 0 answers
2. asked by Beth
3. 330 views
Name one similarity and one difference between pitch and loudness
1. 1 answer
2. asked by Ms.Vargas
3. 425 views
what are the benefits of copper to the industry, economy, and society?what are all the organisms that are affected by copper?
1. 0 answers
2. asked by Louis
3. 430 views
A population of wolves in a country is represented by the equation p(t)=80(0.98)^t, where t is the number of years since 1998.
1. 0 answers
2. asked by Anonymous
3. 571 views
How do I write an equation of a line that passes through the point (-28, -5) and is parallel toy= -5 45 X - _ __ 8. 2
1. 0 answers
2. asked by Beth
3. 323 views
Which of the following did not influence greek mythology?a. the kingdom of Minos b. knowledge of Egyptian mythology c. Roman
1. 2 answers
2. asked by Johnny
3. 1,187 views
One component of a magnetic field has a magnitude of 0.0445 T and points along the +x axis, while the other component has a
1. 0 answers
2. asked by Anonymous
3. 436 views
What are the effects of abolitionism?
1. 1 answer
2. asked by Victoria
3. 366 views
The Oracle of Zeus was located ina.Delphi b.Samos c.Sparta d.Mount Olympus
1. 5 answers
2. asked by Johnny
3. 799 views
identify the reducing and the oxidizing agent for each reaction:a) 2na + br2 = 2nabr b) h2 + cl2 = 2hcl c) 2li + f2 = 2lif d) s
1. 2 answers
2. asked by mfsl123
3. 2,278 views
what is the empirical formula for a compund with 26.2 g N, 7.5 g H, and 66.3 g Cl?
1. 1 answer
2. asked by Anonymous
3. 999 views
I have o.236 g for urea and 0.235g for NaCl.And the question is On a gram basis, which is more effective in depressing the
1. 8 answers
2. asked by K
3. 1,020 views
The owner of the studio replaced the tiles last year. The tiles cost $15 for a set of 8 and $2 for each additional tile.What is
1. 2 answers
2. asked by Aimee
3. 442 views
You are standing stationary along the side of the railroad tracks. A toy cannon shoots a baseball at 9 m/s. The cannon is
1. 0 answers
2. asked by aly
3. 508 views
a rule of thumb used by car dealers is that the trade in value of a car decreases by 20% of its value each year. suppose the
1. 0 answers
2. asked by Anonymous
3. 757 views
1. Find the diameter of a circle with a circumference of 50 mm. Round your answer to the nearest tenth.a) 16.0 mm b) 26.4 mm c)
1. 9 answers
2. asked by Sandy
3. 4,427 views
A horse on a merry-go-round is 20 ft from the center and travels at 10 mph. What is its angular speed?
1. 0 answers
2. asked by Sarah
3. 390 views
After 7 spelling test Matthew scored 68, 81, 90, 95, 51, 83, and 85. If he wants his average to be 80, what does his next score
1. 1 answer
2. asked by alyson
3. 354 views
A wheel has a 32 inch diameter. The speed of a point on its rim is 44 ft/sec. What is its angular speed?
1. 0 answers
2. asked by Sarah
3. 337 views
What were the two ways that the North and the South differed by the mid-1800's?My answer: The North had a rapidly growing
1. 3 answers
2. asked by Victoria
3. 1,182 views
I need help with writing sentences using my vocabularywords
1. 1 answer
2. asked by David
3. 313 views
The floor of the studio is covered with 615 square tiles that measure 2 feet by 2 feet. The owner of the studio replaced the
1. 1 answer
2. asked by Aimee
3. 501 views
What is the maximum mass of aluminum chloride that can be formed when reacting 30.0g of aluminum with 35.0g of chlorine
1. 1 answer
2. asked by Veronica
3. 1,698 views
2Al(s)+3Cl2 = 2AlCl3Limiting Reactant is Cl with 0.329mol. What is the maximum mass of aluminum chloride that can be formed when
1. 1 answer
2. asked by Veronica
3. 2,255 views
The perimeter of a quilt had to be 34 feet because he only had that much binding. If he wanted it to be 8ft long what would its
1. 9 answers
2. asked by Trent
3. 2,066 views
A regular polygon with all sides that are congruent and all angles that are congruent. Thus, the regular triangles are
1. 0 answers
2. asked by PLEASE HELP
3. 620 views
In what ways was racism common in both the North and the South?
1. 4 answers
2. asked by Victoria
3. 1,737 views
The wheels of a bicycle have a 24 inch diameter. When the bike is being ridden so that the wheels make 12 rpm, how far will the
1. 1 answer
2. asked by Kay
3. 474 views
The blackberry cobbler recipe makes 8 equal servings. Nina, Jack, and Cameron each ate 1/4 of the servings. How many servings of
1. 4 answers
2. asked by Bianca
3. 1,123 views
we had to write story in correct broadcast form in correct broadcast form, and include the soundbite. Based on this false
1. 3 answers
2. asked by Blaze
3. 374 views
The floor of a dance studio is covered with 615 tiles. The owner of the studio replaced the tiles last year. The tiles cost $15
1. 1 answer
2. asked by David
3. 460 views
what is 4x+2=26,then 4x8=
1. 1 answer
2. asked by matt
3. 492 views
a group of 100 students took a quiz. Their average score was 76 points. If the average score for boys was 80 points and the
1. 0 answers
2. asked by Sam
3. 1,311 views
How did Active Reading lend itself to the ELA Short Response Questions?
1. 9 answers
2. asked by Laruen
3. 526 views
The floor of a dance studio is covered with 435 tiles. The owner of the studio replaced the tiles last year. The tiles cost $15
1. 0 answers
2. asked by Aimee
3. 488 views
A ball is dropped from a height of 5.67 m. If the ball rebounds with a speed of 4.22 m/s, what is the coefficient of
1. 1 answer
2. asked by Kaci
3. 903 views
Commodity prices of NaCl and urea are about $0.033/lb for NaCl (as rock salt) and about $0.10/lb for urea. Calculate the cost of
1. 1 answer
2. asked by K
3. 476 views
HOW DO YOU CALCULATE THIS?5:05 PM SUBTRACT 1.9 HOURS?
1. 1 answer
2. asked by Anonymous
3. 365 views
Why did the Second Great Awakening lead to reform movements?
1. 1 answer
2. asked by Darcy
3. 593 views
A horse on a merry-go-round is 20 ft from the center and travels at 10 mph. What is its angular speed?
1. 1 answer
2. asked by Kay
3. 400 views
The cost equation for screeners (t-shirt shop)was y=50+7x and the cost equation forteasers (t-shirt shop) was y=78+5x write one
1. 0 answers
2. asked by Giovanna
3. 416 views
write the simplest form 2.30
1. 1 answer
2. asked by Blake
3. 328 views
if a person deposits $304 per year for 13 years and makes $4275, how much interest did he make per year?
1. 0 answers
2. asked by Jill
3. 325 views
In a constant-pressure calorimeter, 60.0 mL of 0.320 M Ba(OH)2 was added to 60.0 mL of 0.640 M HCl. The reaction caused the
1. 0 answers
2. asked by Blaire
3. 591 views
what is the limit of (9x/(9x+5))^(6x) as x approaches infinity?
1. 0 answers
2. asked by brad
3. 350 views
evaluate the following limit...((1-x)/((1/e)-(e^-x))) as x approaches one
1. 0 answers
2. asked by brad
3. 414 views
Find the value for W when the limit as x approaches 8 of ((2x^2)-7x + W)/(x-8) = 25
1. 1 answer
2. asked by brad
3. 424 views
The owner of a luxury motor yacht that sails among the 4000 Greek islands charges $430 per person per day if exactly 20 people
1. 1 answer
2. asked by Selena (Please Help)
3. 754 views
why does lxw=a work
1. 0 answers
2. asked by sam
3. 269 views
A triangle has side lengths 24, 32, and 42. Is it a right triangle? Explain
1. 7 answers
2. asked by georgetooraw
3. 8,824 views
A bakery can sell muffins for $1 each. If it costs the bakery $5 to make 20 muffins, what percent of the money?
1. 0 answers
2. asked by Anonymous
3. 377 views
16.Isnt it foolish to think that just because of his (meteoric burly) physique he has no interest in art or music?burly 17.We
1. 2 answers
2. asked by Jerald
3. 557 views
calculate the energy in joules lost when 70.0 grams of water cools from 86.4 celsius to 7.1 celsius
1. 1 answer
2. asked by anon
3. 881 views
Word box: alias amble burly distort dogged dumbfounded extinct fossil grit inevitable ingrained meteoric parody prevail rend
1. 1 answer
2. asked by Jerald
3. 465 views
Which word has the same beginning sound as special?sunny swept sprout speed speed
1. 1 answer
2. asked by Hayden
3. 348 views
Help! I need help unscrambling these letters into two words it is due tommorow! The letters aretttrrlnemisianaaon it is the name
1. 0 answers
2. asked by Alex
3. 541 views
PLEASE EXPLAIN. I DO NOT GET IT!!!!!!!!!HOW DO YOU CALCULATE THIS?5:05 PM SUBTRACT 1.9 HOURS?
1. 3 answers
2. asked by Anonymous
3. 341 views
a rule of thumb used by car dealers is that the trade in value of a car decreases by 20% of its value each year. suppose the
1. 2 answers
2. asked by Anonymous
3. 954 views

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