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Questions Asked on October 18, 2015

Let L1 be the line passing through the points Q1=(4, −1, −2) and Q2=(1, 0, −1) and let L2 be the line passing through the
1. 1 answer
2. asked by Excel
3. 18,871 views
A gas sample at STP contains 1.15 oxygen and 1.55g nitrogen. What is the volume of the gas sample?the answer 2.04. I want to
1. 2 answers
2. asked by Mark
3. 12,484 views
Finddy/dx by implicit differentiation. tan−1(4x2y) = x + 3xy2
1. 1 answer
2. asked by Anonymous
3. 8,641 views
ProblemAshley recently opened a store that sells only natural ingredients. She wants to advertise her products by distributing
1. 11 answers
2. asked by Khyla
3. 8,205 views
Consider the generic reaction: 2 A(g)+ B(g)--> 2C(g).If a flask initially contains 1.0 atm of A and 1.0 atm of B, what will be
1. 1 answer
2. asked by Mark
3. 8,108 views
A sum of money is divided among three persons, X,Y and z in the ratio of 10:7:5. if Y gets $14 more then Z, how much X will get
1. 5 answers
2. asked by jas
3. 7,115 views
"My Brother's Keeper" by Jay BennettThe author of “My Brother’s Keeper” emphasizes Jamie’s conflict by describing the
1. 7 answers
2. asked by SkatingDJ
3. 5,982 views
rank the gases Ar, N2,CH4, and C2H6 in order of the increasing density at STPanswer: CH4<N2<C2H6<Ar please help me solve this
1. 1 answer
2. asked by Mark
3. 5,686 views
which gas has the greatest kinetic energy at STP?a)He b)Ne c)Ar d) None of the above(All have the same kinetic energy) how do I
1. 3 answers
2. asked by Mark
3. 5,215 views
A sample of Xe takes 75 seconds to effuse out of a container. An unknown gas takes 37 seconds to effuse out of the identical
1. 1 answer
2. asked by Mark
3. 4,973 views
Which sentence is correct?A.I will never shop at Ace Electronics Store because of their rude employees. B.I will never shop at
1. 3 answers
2. asked by Terri
3. 4,739 views
A gas mixture in a 1.55L at 298K container contains 10.0g Ne and 10.0g Ar. Calculate the partial pressure " in atm" of Ne and Ar
1. 2 answers
2. asked by Mark
3. 4,193 views
You are asked to prepare 500. mL of a 0.250 M acetate buffer at pH 4.90 using only pure acetic acid (MW=60.05 g/mol, pKa=4.76),
1. 1 answer
2. asked by Amanda Getto
3. 3,973 views
A 255mL gas sample contains argon and nitrogen at a temperature of 65 degrees celsius. The total pressure of the sample is
1. 2 answers
2. asked by Mark
3. 3,832 views
Shanique wanted a pair of Levis ,but _ didn't have her size.A. it B. they C. the store D. them it is C
1. 1 answer
2. asked by Terri
3. 3,631 views
The period p of a pendulum, or the time it takes for the pendulum to make one complete swing, varies directly as the square root
1. 2 answers
2. asked by andre
3. 2,549 views
List Sn , Sn2+, Sn4+ in order of decreasing ionization energy
1. 1 answer
2. asked by Al
3. 2,510 views
which gas sample has the greatest volume at STP?a)10.0g Ar b)10.0g Kr c) 10.0 g Xe d) none of the above (They all have the same
1. 2 answers
2. asked by Mark
3. 2,457 views
A 65-kg skier starts at rest and slides 30 m down a hill inclined at 12∘ relative to the horizontal. Consider the force of
1. 1 answer
2. asked by JAde
3. 2,454 views
PINKY SPENT 3/5 OF HER MONEY ON A HAND BAG. SHE SPENT REST OF THE MONEY ON A DRESS AND A BELT. THE HAND BAG COSTS TWICE AS MUCH
1. 5 answers
2. asked by GOURAV KUMAR
3. 2,330 views
Which one of the following is an alkaline earth element? a) carbon b)sodium c)zinc d)iron
1. 4 answers
2. asked by gaurav verma
3. 2,097 views
the acid dissociation constant for acetic acid is 1.85x10^-5. Calculate the pH at the equivalent point and the pH at one-half
1. 1 answer
2. asked by Courtney
3. 1,592 views
Orville walks 330 m due east. He then continues walking along a straight line, but in a different direction, and stops 160 m
1. 1 answer
2. asked by Michael
3. 1,507 views
Why is baseball in all its forms – from T-ball to the major leagues – important to Americans of all ages?What traditions
1. 16 answers
2. asked by Jason
3. 1,352 views
Can someone check my history questions? Please?1) Republicans were responsible for the passage of the Thirteenth Amendment,
1. 3 answers
2. asked by Abby
3. 1,295 views
What is the force of attraction between two masses 5kg and 8kg at a distance of 60cm apart.
1. 5 answers
2. asked by COSMAS
3. 1,097 views
If y=ws^3/d^4find the % increase in 'y' when 'w' increases by 2% and 's' decreases by 3% and 'd' increasee by 1%...... There a
1. 2 answers
2. asked by Collins
3. 1,091 views
2Fe2O3 + 6C + 3O2 -> 4Fe + 6Co2What mass of Fe2O3 present is needed to produce 15 of iron? what mass of CO2 is released when 15g
1. 1 answer
2. asked by Al
3. 1,036 views
Convert the following binary numbers to decimal (6 points):11111 101011 1101011 Convert the following decimal numbers to binary
1. 1 answer
2. asked by parth
3. 1,029 views
2. Suppose that T is a linear transformation from R2 to R4such that T ((1, 1)) = (3, −1, 4, −3) and T ((2, −1)) = (3,
1. 0 answers
2. asked by Ryan
3. 1,019 views
A vessel initially contains pure A at a pressure of 1.0 bar. The total pressure of all gases at equilibrium is 1.5 bar. What is
1. 2 answers
2. asked by Ash
3. 1,004 views
Please check the following.1. What compound is sodium sulfite? My answer:Na2SO3 2. Which element is a noble gas? a. N2 b. Cl2 c.
1. 1 answer
2. asked by Anonymous
3. 988 views
A bullet is found embedded in the wall of a room 2.9 m above the floor. The bullet entered the wall going upward at an angle of
1. 1 answer
2. asked by harry
3. 980 views
Sucrose (C12H22O11, table sugar) is oxidized in the body by O2 via a complex set of reactions that ultimately produces CO2 (g)
1. 1 answer
2. asked by patrick
3. 969 views
Calculate the volume (in mL) of 0.170 M NaOH that must be added to 361 mL of 0.0491 M 3-(N-Morpholino)propanesulfonic acid
1. 0 answers
2. asked by Amanda Getto
3. 963 views
The parametric equations for a line L1 are as follows:x = 2+2t y = 2+2t z = −3+2t Let L2 be the line parallel to L1 and
1. 1 answer
2. asked by Excel
3. 949 views
classify each system and determine the number of solutions: 5x-y=-3 and 15x-3y=-9
1. 1 answer
2. asked by rae
3. 921 views
Element X has the highest first electron affinity in its period; the ground state electron configuration of it's most common ion
1. 1 answer
2. asked by Al
3. 919 views
A park has a circular walking path with a diameter of 250 meters.a) Write the equation to describe the walking path in your
1. 1 answer
2. asked by Erika G.
3. 906 views
Find the solutions for this equation in the interval [0, 2pi).cos^3 x = cos x Are they 0 and pi?
1. 2 answers
2. asked by Anonymous
3. 899 views
An unknown compound contains only C, H, and O. Combustion of 4.40 g of this compound produced 10.4 g of CO2 and 2.83 g of H2O.
1. 1 answer
2. asked by Anonymous
3. 884 views
A vessel initially contains pure A at a pressure of 1.0 bar. The total pressure of all gases at equilibrium is 1.5 bar. What is
1. 1 answer
2. asked by Ash
3. 882 views
Suppose you want to find out about boiling points of different liquids . Describe how you could go about finding the
1. 2 answers
2. asked by Yazan
3. 881 views
Which word pair from “Ichiro's Tenth Birthday Party” contains antonyms?A. tried—impossible B. basketball—volleyball C.
1. 3 answers
2. asked by lana
3. 879 views
What is the meaning for the homonym swallow in the following sentence?If you fly too low, the waves will swallow you. A)believe
1. 1 answer
2. asked by lana
3. 855 views
Sucrose (C12H22O11, table sugar) is oxidized in the body by O2 via a complex set of reactions that ultimately produces CO2 (g)
1. 1 answer
2. asked by patrick
3. 850 views
In a phsics experiment, a 1.3 kg dynamics cart is placed on a ramp inclined at 25 degrees to the horizontal. the cart is
1. 1 answer
2. asked by tim
3. 842 views
Let L1 be the line passing through the points Q1=(4, −1, −2) and Q2=(1, 0, −1) and let L2 be the line passing through the
1. 2 answers
2. asked by Excel
3. 819 views
1. Ammonia gas can be prepared by the following unbalanced equation:_____ CaO(s) + _____ NH4Cl (s) --> _____ NH3(g) + _____
1. 0 answers
2. asked by Chelsea
3. 815 views
A piston of cross sectional area 100cm2 is used in hydraulic to exert a force of 10000000dyne find the cross area of another
1. 1 answer
2. asked by question
3. 789 views
Use a balanced redox equation to answer the following question.71.7 mL of 1.13 x 10-4 mol L-1 potassium ferricyanide solution is
1. 1 answer
2. asked by hm
3. 787 views
Initially, a particle is moving at 4.00 m/s at an angle of 33.5 degrees above the horizontal. Two seconds later, its velocity is
1. 1 answer
2. asked by Hailey
3. 784 views
My teacher wants me to make 5 hard complete the square questions and solve them in front of her to get a %5 bonus mark. Can
1. 2 answers
2. asked by Bobby Funtimes
3. 752 views
The people of Alberta are tired of Canadians from other provinces taking theirconstruction jobs and so the legislature of
1. 8 answers
2. asked by anthony johnston
3. 747 views
It was the summer before Ichiro started fifth grade, and he was about to turn ten. His family had just moved to a new city, so
1. 1 answer
2. asked by lana
3. 727 views
Daedalus was a Greek architect—a building designer—who was known for his ingenious inventions and projects. Daedalus
1. 1 answer
2. asked by lana
3. 721 views
The red supergiant Betelgeuse has a surface temperature of 3600 K.a) Using the fact that the Sun's surface temperature is about
1. 0 answers
2. asked by Anonymous
3. 716 views
b. Two metallic rods A and B with similar length and cross sectional area are joined together and all curved surfaces are
1. 0 answers
2. asked by mais
3. 715 views
The fuel efficiency rating for a certain car is 28 miles per gallon on the highway and 21 miles per gallon in the city. During
1. 0 answers
2. asked by Alvin
3. 707 views
A metal of block of mass 10kg lies on a rough plane, horizontal force of 8n applied to the block through it's centre of mass
1. 1 answer
2. asked by Akumka patricia
3. 693 views
Suppose that you deposit $1735.50 in a savings account that pays 9.25% annual interest with interest created to the account at
1. 1 answer
2. asked by Julie
3. 692 views
I have to answer some questions about the artwork "Last supper" from the Rossano Gosepl but i need help cause i am really
1. 1 answer
2. asked by S.S
3. 684 views
Daedalus was a Greek architect—a building designer—who was known for his ingenious inventions and projects. Daedalus
1. 2 answers
2. asked by lana
3. 677 views
It was the summer before Ichiro started fifth grade, and he was about to turn ten. His family had just moved to a new city, so
1. 1 answer
2. asked by lana
3. 670 views
Which group of words in the following sentence is a dependent clause?Yesterday morning, Sam slept late because there is no
1. 1 answer
2. asked by lana
3. 656 views
What literary device is being used in this passage?"'See!' he cried triumphantly. 'It's a bona-fide piece of printed matter. It
1. 0 answers
2. asked by John
3. 654 views
Assume that you are considering a 7-night vacation to Fort Walton Beach, Florida, in March. You estimate the total cost of the
1. 1 answer
2. asked by Sammy
3. 653 views
A geosynchronous satellite is a satellite whose orbital period matches the rotation of the Earth. Calculate the height above the
1. 0 answers
2. asked by Anonymous
3. 649 views
Solve this multiple-angle equation.cos x/2 = -(sqrt3)/2
1. 4 answers
2. asked by Anonymous
3. 647 views
1. The formation of water-insoluble chloride salts, especially silver(I) chloride, is useful for the analysis of compounds that
1. 0 answers
2. asked by Chelsea
3. 640 views
Of the 125 students in an elementary school, some only play checkers, some only play chess, and some play both. 89 students play
1. 2 answers
2. asked by XenaGonzalez
3. 626 views
A football is kicked with an initial velocity v=9i+12j. Find the speed in (m/s) of the ball after 2.4sA) 9.2 B) 10.8 C) 12 D) 15
1. 1 answer
2. asked by HEMANT
3. 620 views
The cheerleading squad is having a bake sale. They want to bake at least 120 cookies. They made 12 cookies the first hour and 24
1. 1 answer
2. asked by XenaGonzalez
3. 619 views
given the eccentilisty and a point that lies on the hyperbola ,find the equation of the hyperbola center origin
1. 1 answer
2. asked by dennis
3. 613 views
Which of the following uses imageryThe wolf is three years old It is now late in the afternoon His ears are rammed forward
1. 2 answers
2. asked by Bubbles
3. 610 views
I am trying to pick a motivational speech topic where I have to convince someone to do something (i.e stop shopping at a store,
1. 1 answer
2. asked by dylan
3. 606 views
I am stuck on this problem that I have tried to solve so many times! The question is:The length of a rectangle is four more than
1. 1 answer
2. asked by Mick
3. 598 views
Which of the following two telescopes has a better angular resolution? 1) the Hubble Space Telescope (2.4 meter aperture) at
1. 0 answers
2. asked by Anonymous
3. 597 views
32.What does the word ingenious mean in the following sentence? Daedalus was known for his ingenious inventions and projects. A.
1. 2 answers
2. asked by lana
3. 584 views
Make lists of factors that makes your lives stressful and explain how each impacts your physical health and fitness.Please help
1. 2 answers
2. asked by Sara
3. 578 views
flight is supposed to start at 1025 hours and reach destination at 1320 hours. if it starts 15 minutes late and arrives 19
1. 1 answer
2. asked by Anonymous
3. 568 views
Name the organic product of the following nucleophilic substitution reaction OH-+CH3I
1. 1 answer
2. asked by Lily
3. 558 views
Is it good to have a high rate of natural increase or bad?
1. 8 answers
2. asked by Anonymous
3. 535 views
A compound isolated from oil of mint has a characteristic cool, refreshing odour. It is frequently used in cough drops to ease
1. 0 answers
2. asked by Chelsea
3. 524 views
The lenght of a line segement is of 10units and the co-ordinate of one end point are (2,-3) if the abscissa of the other end is
1. 4 answers
2. asked by Collins
3. 522 views
If € , ß are the roots of the equation2x^2 + 4x - 3 = 0 and €^2 , ß^2 are the roots of the equation x^2 + px + q = 0, find
1. 1 answer
2. asked by Collins
3. 519 views
How do adaptations enable organisms to reduce competion for food and other resourcesPLEASE ANSWER BY 4 (50 MINS)
1. 1 answer
2. asked by Christina
3. 512 views
28.What is the meaning for the homonym flee in the following sentence? Daedalus and his son would flee through the air. A.
1. 1 answer
2. asked by joshua les
3. 511 views
On a low-friction track, a 0.56-kg cart initially going at 1.85 m/s to the right collides with a cart of unknown inertia
1. 0 answers
2. asked by aleisha
3. 511 views
Please check the following.1. What compound is sodium sulfite? My answer:Na2SO3 2. Which element is a noble gas? a. N2 b. Cl2 c.
1. 2 answers
2. asked by Anonymous
3. 510 views
calculate the maximum height reached by the bullet
1. 1 answer
2. asked by sipho
3. 503 views
a bullet leaves a rifle with a velocity of 200m/sec and strikes targt up to 4cm what velocity scould it have pierce the same
1. 1 answer
2. asked by infant
3. 501 views
Gina and Jules were shopping together when they decided to buy lottery tickets.Each bought one ticket and agreed that if either
1. 1 answer
2. asked by brett
3. 500 views
When does the Theory of Island Biogeography apply to species biodiversity on main lands?
1. 1 answer
2. asked by Kelsie
3. 499 views
1. Solve cos x(cos x - 1) = 0.Ans: pi/2 + n pi, and 2 n pi 2. 2 cos x - 1 = 0 Ans: x = pi/3 + 2 n pi, and x = 5pi/3 + 2 n pi 3.
1. 1 answer
2. asked by Anonymous
3. 498 views
All the eight rowers face backward, but the cox faces forward.======================= What is the part of speech of 'backward'
1. 1 answer
2. asked by rfvv
3. 495 views
solve the differential equation that satisfies the given condition:dy/dx=(ycos(x))/(6+y^2), y(0)=1
1. 1 answer
2. asked by Lauren
3. 488 views
Comparing Two mixed numbers, Arrange in Ascending order.2/3,5/6,4/9,2/9
1. 1 answer
2. asked by Balaa
3. 485 views
is that a -56? Dr. BOb. thank youWhen 27.20mL of .5 M H2SO4 is added to 27.20 of 1M KOH in a coffee cup calorimeter at 23.5
1. 1 answer
2. asked by patrick
3. 479 views
adjective of thosse words and make them in the centensespromoted demoted accelerated situated
1. 5 answers
2. asked by dido
3. 479 views

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