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Questions Asked on April 17, 2014

The College Board reported the following mean scores for the three parts of the Scholastic Aptitude Test (SAT) (The World
1. 3 answers
2. asked by Vanessa
3. 10,694 views
People end up tossing 12% of what they buy at the grocery store (Reader's Digest, March 2009). Assume this is the true
1. 3 answers
2. asked by Vanessa
3. 4,942 views
Ethylamine, CH3CH2NH2, has a strong, pungent odor similar to that of ammonia. Like ammonia, it is a Brønsted base. A 0.10 M
1. 3 answers
2. asked by Anonymous
3. 2,411 views
A Blowhard Tests of lung capacity show that adults are able to exhale 1.5 liters of air through their mouths in as little as 1.0
1. 1 answer
2. asked by Brady
3. 2,267 views
one strand of DNA could be as long as a football field if it were stretched out lengthwise. One of the factors allowing DNA to
1. 4 answers
2. asked by Hannah
3. 2,267 views
How many nonbonding electron pairs are in an oxygen molecule?I drew it but im unsure if Im correct in saying it has 2 nonbonding
1. 2 answers
2. asked by Ally
3. 2,263 views
Which of the following statements is true regarding a covalent bond in CO?Valence electrons are transferred to the oxygen atom.
1. 1 answer
2. asked by Lue
3. 2,251 views
Help please?1)A sample of propane gas occupies 625 cm3 at 20.0 °C and 750 torr. What is the final volume in cubic centimeters
1. 6 answers
2. asked by May
3. 2,241 views
The decomposition of HCO2H follows first-order kinetics.HCO2H(g) CO2(g) + H2(g) The half-life for the reaction at a certain
1. 2 answers
2. asked by Ana
3. 2,072 views
an open tank contains a layer of oil floating on top of a layer of water (of density 1000 kg/m3) that is 3.0 m thick, as shown.
1. 2 answers
2. asked by Brady
3. 2,070 views
Which of the following statements is true concerning the titration of a weak base by a solution of hydrochloric acid?Question 9
1. 1 answer
2. asked by Anonymous
3. 2,069 views
A bag has 4 red marbles, 4 blue marbles, and 2 green marbles. Jessie draws a marble from the bag at random, notes the color, and
1. 3 answers
2. asked by thomas
3. 1,967 views
6.A7.B 8.C 9.B 10.A 6.You want to emphasize the characteristics that unite the nations of Caribbean South America today. On
1. 19 answers
2. asked by matt
3. 1,922 views
a mixture of N2, O2 and Ar have mole fractions of 0.25, 0.65, and 0.10, respectively. What is the pressure of N2 if the total
1. 2 answers
2. asked by Anonymous
3. 1,880 views
Jonny wants to place a poster that is 25 1/2 inches wide in the center of a wall that is 60 inches wide. How far from each
1. 2 answers
2. asked by thomas
3. 1,788 views
The base of S is a circular disk with radius 3r. Parallel cross-sections perpendicular to the base are isosceles triangles with
1. 1 answer
2. asked by PLEASE HELP
3. 1,753 views
A cube has 8 vertices, 12 edges, and 6 square faces. A soccer ball (also known as a buckyball or truncated icosahedron) has 12
1. 3 answers
2. asked by Josh
3. 1,750 views
You throw a ball into the air with an initial vertical velocity of 31 feet per second. The ball leaves your hand when it is 6
1. 1 answer
2. asked by Anonymous
3. 1,668 views
Bioluminescence Some species of dinoflagellate (a type of unicellular plankton) can produce light as the result of biochemical
1. 2 answers
2. asked by Brady
3. 1,654 views
A solid acid is dissolved in enough water to make 200 ml of a solution. 40.0ml of the solution is titrated to a phenolphthalein
1. 2 answers
2. asked by Aria
3. 1,649 views
A family with $45,000 in assets and $22,000 of liabilities would have a net worth of:A. $45,000. B. $23,000. C. $22,000. D.
1. 3 answers
2. asked by anthony
3. 1,625 views
3. A number cube is rolled 160 times. The number 2 comes up 39 times. What is the experimental probability of rolling a 2? What
1. 3 answers
2. asked by Chris
3. 1,522 views
Gardner Manufacturing Company produces a product that sells for $120. A selling commission of 10% of the selling price is paid
1. 1 answer
2. asked by Jhoan
3. 1,511 views
Baking soda is sodium bicarbonate (NaHCO3). When you heat baking soda, it breaks down into sodium carbonate powder (Na2CO3),
1. 1 answer
2. asked by Anonymous
3. 1,459 views
if you wanted to consult the geologic time scale for when the first vertebrates evolved, where would you look?
1. 4 answers
2. asked by marissa
3. 1,381 views
which organelle produces proteins?A. nucleus B. lysosome C. ribosome D. Golgi body
1. 3 answers
2. asked by Hannah
3. 1,278 views
Which of the following statements from the editorial shows bias?A. Studies have shown the health-related benefits of pets. B.
1. 3 answers
2. asked by Destany
3. 1,269 views
How much work is done by 3 moles of gas when they triple their volume at a constant temperature of 400 K ?show work please
1. 0 answers
2. asked by julide
3. 1,238 views
Propionic acid has a ka of 1.3x10^(-5), 50.0ml of a buffer solution having a pH of 4.65 is to be prepared using a 0.20 M
1. 1 answer
2. asked by Aria
3. 1,208 views
If creditors add finance charges after subtracting payments made during the billing period, this is called the:A. APR method. B.
1. 1 answer
2. asked by tony
3. 1,187 views
Can someone please help me? At least give me an idea. I really need some help I'm far behind and this one is really giving me
1. 1 answer
2. asked by Melissa
3. 1,165 views
How would I graph this:(I don't understand the whole with [1/volume] (units=1/mL) on the X-axis ) According to Boyle's Law,
1. 2 answers
2. asked by Ally
3. 1,158 views
Describe the pattern in the table using an equation:x|y 1|15 2|25 3|35 4|45
1. 1 answer
2. asked by Caleb Anderson
3. 1,151 views
margaret buys 54 apples. she uses 1/3 apples for muffins. She used 1/2 the apples for pies. which expression as a fraction could
1. 2 answers
2. asked by zion
3. 1,129 views
a 725 pound trailer is sitting on a ramp inclined at 36 degrees.how much force is required to keep the trailer from rolling down
1. 1 answer
2. asked by Anonymous
3. 1,119 views
How can -2.65 be written as the ratio of two integers?
1. 2 answers
2. asked by Sarah
3. 1,114 views
If you see that a hot-air balloon is rising above the top of a hill, what is the top of the hill called?
1. 1 answer
2. asked by isaiah
3. 1,104 views
________ is the most frequently reported bacterial sexually transmitted disease in the United States.A. Chlamydia B. Syphilis C.
1. 1 answer
2. asked by Sarah
3. 1,083 views
Suppose that è is an angle in standard position whose terminal side intersects the unit circle at ((-15/13),(12/13)).Find the
1. 1 answer
2. asked by Nick
3. 1,063 views
A circular table is placed in a corner of a room so that it touches both walls. A mark is made on the edge of the table, exactly
1. 0 answers
2. asked by AspiringMusician
3. 1,054 views
Two balls have the same size and mass. One is hollow, the other one is solid. How would you determine which is which without
1. 1 answer
2. asked by Timothy
3. 1,044 views
Two blocks are connected by a light string that passes over a massless, frictionless pulley as shown. The coefficient of
1. 0 answers
2. asked by michelle
3. 1,034 views
How Many Capillaries? The aorta has an inside diameter of approximately 2.1 cm, compared to that of a capillary, which is about
1. 0 answers
2. asked by Brady
3. 1,014 views
what is the pH of 0.80 M NaCN? What is the concentration of HCN in the solution?
1. 1 answer
2. asked by Anonymous
3. 1,011 views
Tia generated a list of random numbers to simulate an experiment based on the waiting times at a supermarker checkout line.The
1. 3 answers
2. asked by thomas
3. 1,000 views
U burn 30 calories walking for 10 mins and at this rate how many calories will u burn in 15 mins
1. 4 answers
2. asked by Shohanur
3. 969 views
Two kids are building a rocket for science class. once the rocket is launched its height in feet, h(t) can be found using the
1. 5 answers
2. asked by May
3. 969 views
People end up tossing 12% of what they buy at the grocery store (Reader's Digest, March 2009). Assume this is the true
1. 1 answer
2. asked by Vanessa
3. 949 views
Evaluate the definite integral.x sqrt(13 x^2 + 36)dx between (0,1)
1. 1 answer
2. asked by Vanessa
3. 939 views
Intravenous saline injections are often given as a treatment for severe dehydration. the concentration of saline (0.9% NaCI) in
1. 1 answer
2. asked by Hannah
3. 920 views
According to an Internet posting, 80% of adults enjoy drinking beer. If a group of 3 adults is selected at random, find the
1. 1 answer
2. asked by Bertha
3. 909 views
A submarine at an elevation of -35 feet rises 35 feet. What is the elevation of the submarine after it rises?a. -70 feet b. 0
1. 6 answers
2. asked by thomas
3. 909 views
A rope of length L = 5.2 m with a total mass of m = 0.275 kg is tied to a hook rigidly mounted into a wall. A pulse of height
1. 0 answers
2. asked by Renee
3. 899 views
1. A granite rock is thought to be about 2 billion years old. why is it not possible to determine the age of the Rock using
1. 2 answers
2. asked by Anonymous
3. 899 views
the curled ears of the american curl cat are caused by an autosomal dominant allele. What are the chances of a heterozygous
1. 1 answer
2. asked by Hannah
3. 894 views
Two vertices of a right triangle are (0,1) and (0,6). The area of the triangle is 10 square units. Which point could be the
1. 2 answers
2. asked by Shohanur
3. 888 views
Beryllium-7 has a half-life of 53 D. A sample was observed for one minute and there were 26,880 decays.a.) what is the activity
1. 1 answer
2. asked by Samaira
3. 885 views
What is the rotational kinetic energy of the Earth in its orbit around the sun?
1. 1 answer
2. asked by Sally
3. 876 views
Show 1/5 of a set of 15 counters. How many counters?
1. 2 answers
2. asked by Anonymous
3. 863 views
according to one count , the letter e makes up 1/8 of a typical document written in English a document contains 2800 letters .ab
1. 1 answer
2. asked by rian
3. 850 views
People end up tossing 12% of what they buy at the grocery store (Reader's Digest, March 2009). Assume this is the true
1. 0 answers
2. asked by Vanessa
3. 846 views
Ethanol will combust according to the following equation:C2H5OH(l)+3O2(g)->2CO2(g)+3H2O(l) How many liters of air are required
1. 2 answers
2. asked by Joe
3. 839 views
Which is the best measure of central tendency for the type of data below–the mean, the median, or the mode? Explain.Hours of
1. 0 answers
2. asked by person
3. 835 views
{Positive multiples of 4} (Enter your answers as a comma-separated list. Enter only the first three values of this set.)
1. 1 answer
2. asked by Anonymous
3. 829 views
2 more, 1 . at a party of 102 people 17lb of potato salad is served .if the potato salad was equally distributed among the guess
1. 7 answers
2. asked by rian
3. 827 views
Read the following sentence from the editorial:"We learn that all of our moments can be filled with joy if we only open our
1. 4 answers
2. asked by Destany
3. 814 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 3 answers
2. asked by Sandra
3. 810 views
What is the undefined value of...(3b^2 + 13b + 4) / (b + 4)
1. 2 answers
2. asked by Sandra
3. 809 views
If you see an object rotating, is there necessarily net torque acting on it? Explain
1. 1 answer
2. asked by Timothy
3. 798 views
which of the following is correct?A. mitosis results in 4 identical daughter cells B. meiosis is used for the production of
1. 0 answers
2. asked by Hannah
3. 781 views
Write the balanced overall reaction from these unbalanced half-reactionsln--->ln^3+ Cd^2+--->Cd
1. 1 answer
2. asked by Joe
3. 775 views
Can you check my homework, please?Identify each pronoun as personal, reflexive, demonstrative, indefinite or interogative. 1.
1. 1 answer
2. asked by Alexis
3. 772 views
A technician needs to raise the temperature of a 2 kg block of steel from 25 oC to 700 oC in an annealing process. How much
1. 0 answers
2. asked by huruney@
3. 756 views
compute the kinetic energy of an 1800 lb automobile traveling at 30 mi/hr. how many times as great is the kinetic energy if the
1. 1 answer
2. asked by Anonymous
3. 755 views
If the temperature of a gas is increased from 20 to 40 degrees celcius, by what factor does the speed of of the molecules
1. 1 answer
2. asked by julide
3. 753 views
You want to buy a used all-train vehicle (ATV) that costs $2800.00. You have 1100.00 in savings and can save $200.00 more a
1. 0 answers
2. asked by Eeyore
3. 726 views
An open top box with a square base is to be made so that it holds 3 cubic feet. Assuming the material on the base costs $3 per
1. 1 answer
2. asked by ACDub
3. 713 views
A 77 kg window cleaner uses a 13 kg ladder that is 7.1 m long. He places one end on the ground 3.8 m from a wall, rests the
1. 0 answers
2. asked by Ali
3. 702 views
manuel and ruben played dominoes 24 times. Ruben has won 16 times. estimate the odds in favor of Manuel's winning the next
1. 1 answer
2. asked by ray
3. 688 views
If a number of 2 digits is divided by the sum of its digits, the quotient is 2 and the remainder is 2. If it's multiplied by the
1. 1 answer
2. asked by Erica
3. 687 views
In pea plants, which color is dominant green or yellow?
1. 1 answer
2. asked by Kelley
3. 684 views
A boy was sent with $2.10 to buy oranges.He found the price 3 cents higher per dozen than he had expected to pay, and so he
1. 2 answers
2. asked by Summer
3. 672 views
Alright, so I live in Oklahoma, and I just took the OCCT Grade 8 today.My reading score came ou to say Raw Score: 34 and math
1. 3 answers
2. asked by imissbobby♥
3. 668 views
Explain the path of deoxygenated blood from the right atrium to the lungs
1. 1 answer
2. asked by Leah
3. 660 views
The length of the flag needs to be 1.9 times the height. If the flags height is 3 feet, then what is the area of the flag?
1. 1 answer
2. asked by Dexter
3. 656 views
Jane Eyre was orphaned as a child. What do you think is the psychological effect?
1. 1 answer
2. asked by Anonymous
3. 652 views
Which is the best way to clarify the sentence "The few arguments against pet ownership scarely need to be mentioned"?A. Most
1. 2 answers
2. asked by Alexander
3. 649 views
I feel like I am over thinking this problem. Can someone please give me an explanation?A circular table is placed in a corner of
1. 0 answers
2. asked by AspiringMusician
3. 648 views
Barbara invested $12,300 at the Midtown Credit Union at 6% compounded monthly for 7 years.What is the effect rate of this
1. 1 answer
2. asked by Mai
3. 647 views
In a Chapter 7 bankruptcy, a debtor:A. is required to draw up a petition listing all assets and liabilities. B. does not have to
1. 1 answer
2. asked by tony
3. 644 views
The ________the concentration of HIV in semen or genital fluids, the more likely it is that HIV will be transmitted to a sex
1. 2 answers
2. asked by Sarah
3. 634 views
A 0.60 M solution of a weak acid, HA, has a pH of 3.72. What is the percentage ionization of the acid? What is the value of Ka
1. 1 answer
2. asked by Penny
3. 630 views
Temp. In degrees is 19 degrees Fahrenheit. A blizzard moved in and brought lots of snow and lowered temp. By 27 degrees
1. 5 answers
2. asked by Jenny 2
3. 628 views
the giant anteater of south america, the giant armadillo of north america, the giant pangolin of Africa and the spiny anteater
1. 1 answer
2. asked by Hannah
3. 626 views
I am trying add the tone to this passage to my essay. The "tone" is admiring her mother. I am drawing a blank and don't know
1. 1 answer
2. asked by Anonymous
3. 624 views
the set of lessons in this geometry course is:
1. 1 answer
2. asked by kim
3. 624 views
My teacher gave a bunch of words to define, and the word, Second hand pill is one of them. What does second hand pill mean ?
1. 1 answer
2. asked by Anna
3. 617 views
If the solubility constant for Ag2CO3 is equal to 8.1x10^-12 how many grams of Ag2CO3 will dissolve in a .0001 M solution of
1. 1 answer
2. asked by Jack
3. 616 views
What are psychoanalytical models? How have these models been used to explain human behavior? Which model do you feel is the most
1. 1 answer
2. asked by tania
3. 608 views
Passed in 1935, Roosevelt's most significant reform measure was the what?
1. 2 answers
2. asked by erin
3. 605 views

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