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Questions Asked on October 23, 2016

According to the quantum-mechanical model for the hydrogen atom, which of the following transitions would produce light with
1. 1 answer
2. asked by Sue
3. 12,927 views
How many atoms are present in one formula unit of calcium hydrogen carbonate Ca(HCO3)2?Could someone explain to me why the
1. 2 answers
2. asked by Cheezel
3. 7,055 views
If a 5kg object experiences a 10 N force for a duration of 0.10 second then what is the momentum change of the object.
1. 1 answer
2. asked by Manilyn
3. 6,969 views
An art class is making a mural for their school which has a triangle drawn in the middle. The length of the bottom of the
1. 11 answers
2. asked by Anonymous
3. 4,079 views
A football quarterback shows off his skill by throwing a pass 45.90 m downfield and into a bucket. The quarterback consistently
1. 2 answers
2. asked by Lily
3. 3,863 views
A poster is to contain 300 (cm square) of printed matter with margins 10cm at the top and bottom and 5cm at each side. Find the
1. 2 answers
2. asked by Aquino,Vanessa Mae
3. 3,732 views
the sum of two numbers is 31. 2/3 of one of the numbers added is equal to 5/8 of the other.find the two numbers
1. 9 answers
2. asked by Blessing
3. 3,718 views
Balance the following redox reaction in basic solution. H2(g)+Fe3+(aq) ---> H2O(l)+Fe2+(aq)
1. 1 answer
2. asked by Anonymous
3. 3,298 views
The two smaller angles of a right triangle have equal measures. Find the measure of the smaller two angles, and the measure of
1. 2 answers
2. asked by gina
3. 3,247 views
Ship A is moving east at 20 miles per hour, while ship B is moving north at 15 miles per hour. At noon ship A was 5 miles east
1. 1 answer
2. asked by Allie
3. 3,037 views
How did George Mason influence the creation of Bill of Rights?A.He refused to sign the United States Constitution. B.He
1. 5 answers
2. asked by James
3. 2,743 views
Wallpaper was applied to one rectangular wall of the photographer s studio. .The dimension of the wall are shown below 42 ft by
1. 6 answers
2. asked by Anna
3. 2,459 views
As a fringe benefit for the past 8 years, Colin's employer has contributed $50 at the end of each month into an employee
1. 2 answers
2. asked by Tammie
3. 2,347 views
A race car track has been constructed with the a bank angle of 32.7° so there is no friction force. The race car track has a
1. 1 answer
2. asked by marina
3. 2,340 views
The pressure of water on the ground floor is 40,000 Pascal, and at the first floor is 10,000 pascal. Find the height of the
1. 4 answers
2. asked by Manilyn
3. 2,053 views
A submarine at -28 feet dives 40 feet. What is the submarine's elevation after the dive?
1. 4 answers
2. asked by Matthew
3. 1,900 views
Calculate the mass of moon if free fall acceleration near it surface is know be 1.62 m/s^2 ( radius of moon is 1738 Km )
1. 4 answers
2. asked by Anonymous
3. 1,839 views
One alloy of brass is 70% copper and 30% zinc. Another alloy of brass is 40% copper and 60% zinc. How many grams of each of
1. 2 answers
2. asked by Jonn
3. 1,822 views
Your daredevil friends attach a rope to a 140kg sled that rests on a frictionless icy surface. The rope extends horizontaly to a
1. 6 answers
2. asked by Hang
3. 1,696 views
A 64.8 g drink is left on a turntable causing it to turn with an angular speed of 8.50 rad/s. If the drink has coefficients of
1. 1 answer
2. asked by kate
3. 1,578 views
what's the significance of the poet's structure and style choice in the poem Dover Beach?
1. 1 answer
2. asked by sydney
3. 1,567 views
The mass of a spacecraft is about 480 kg. An engine designed to increase the speed of the spacecraft while in outer space
1. 1 answer
2. asked by Anna
3. 1,487 views
A farmer wants to fence a small rectangular yard next to a barn. Fence for side parallel to the barn will cost 50 per foot and
1. 1 answer
2. asked by LAY
3. 1,459 views
Pierce Publishing sells encyclopedias under two payment plans: cash or installment. Under the installment plan, the customer
1. 1 answer
2. asked by Kal Jay
3. 1,421 views
Determine the point(s) if any at which the graph of the function has a horizontal tangent line.y=x^3+x I graphed this function
1. 1 answer
2. asked by Ray
3. 1,333 views
Estimate f(5.9) given that f(6)=5 and f′(6)=3.
1. 3 answers
2. asked by Ashley
3. 1,310 views
You toss a tennis ball straight upward. At the moment it leaves your hand it is at a height of 1.3 m above the ground, and it is
1. 1 answer
2. asked by Mary
3. 1,303 views
(1) A solid weight 0.04 Newton in air and 0.024 newton when fully immersed in liquid of density 300 kilogram per metre cube.What
1. 2 answers
2. asked by Daniel
3. 1,300 views
What happens to an atom when it absorbs energy?1) The atom stores the energy for later use. 2) The atom re-emits the energy as
1. 1 answer
2. asked by Beth
3. 1,289 views
The principal quantum number (n):1) specifies the subshell of the orbital. 2) specifies the principal shell of the orbital. 3)
1. 1 answer
2. asked by Beth
3. 1,286 views
What is the pressure of the water in pascals at the bottom og a lake which is 5 meters deep?
1. 1 answer
2. asked by Manilyn
3. 1,283 views
A ladder is placed 4 ft from the side of a building. The top of the ladder must be 13 ft off the ground. What is the shortest
1. 1 answer
2. asked by K
3. 1,243 views
Ball 1 initially travels with a velocity of u m/s.Ball 2 is stationery and has a mass of 0.2kg and this collision lasts for 0.1
1. 2 answers
2. asked by Wasim
3. 1,184 views
The table below shows the scores of a group of students on a 10-point quiz.Test Score Frequency 3 0 4 2 5 2 6 1 7 2 8 3 9 0 10 4
1. 1 answer
2. asked by LEE
3. 1,144 views
Particle A makes a perfectly elastic collision with another particle B at rest they fly apart in opposite direction with equal
1. 2 answers
2. asked by Mritunjay Pandey
3. 1,116 views
The following frequency table contains the total number of deaths worldwide as a result of earthquakes from 2000 to 2012.Year
1. 0 answers
2. asked by Chris
3. 1,111 views
The photographer wants to display her photograph in her studio A wall in her studio is 10 ft wide .She wants each picture to be
1. 11 answers
2. asked by Anna
3. 1,042 views
The entry to transfer a net loss to the owner's capital account would include a debit to
1. 1 answer
2. asked by Anonymous
3. 1,030 views
Find the present value of an ordinary annuity of $500 payments each made quarterly over 6 years and earning interest at 8% per
1. 1 answer
2. asked by Kal Jay
3. 1,025 views
Determine if each of the following functions is in Big-O, is Big-Omega and is Big-Theta of x: (Could be multiple)a) f(x)=10 b)
1. 1 answer
2. asked by Ray
3. 999 views
If each small square on a grand chess board is 2 cm by 2 cm, each diagonalof the whole board measures 800 cm. How many small
1. 2 answers
2. asked by Anonymous
3. 981 views
In an experiment ti determine the density of a liquid the following pieces of information were obtained.Mass of empty bottle=50g
1. 1 answer
2. asked by Patrick
3. 953 views
A 0.630 kg wooden block is spun around on a wooden table. The wooden block is being spun around on a 2.00 m long massless wire.
1. 4 answers
2. asked by Fred
3. 938 views
A certain number was increased 5 times, then decreased by 3, then halved. The result was 0.3 less than the original number. What
1. 1 answer
2. asked by tom
3. 907 views
A small garden measures 11 ft by 8 ft. A uniform border around the garden increases the total area to 154 ft2. What is the width
1. 1 answer
2. asked by Brittani
3. 902 views
Situation: The Production of Nitric Acid can be achieved by the following process:Nitrogen monoxide gas(NO) + diatomic oxygen
1. 2 answers
2. asked by John
3. 864 views
Describe The European view of Columbus’s voyage and his encounter with the Taino
1. 1 answer
2. asked by esdra
3. 834 views
Assume a study of 500 randomly selected school bus routes revealed 480 arrived on time. Is it significant for a school bus to
1. 0 answers
2. asked by Tracy
3. 833 views
1. Explain the role that religion had in different parts of the Colonies during early settlement.2. Compare and contrast the
1. 7 answers
2. asked by Help me
3. 807 views
Find the present value of an ordinary annuity of $1,400 payments each made semiannually over 8 years and earning interest at 12%
1. 0 answers
2. asked by Kal Jay
3. 759 views
The center of a 1.00km diameter spherical pocket of oil is 1.00kkm beneath the Earth's surface.Estimate by what percentage g
1. 0 answers
2. asked by katie bornia
3. 743 views
An error in the measurement of the radius of a circle results in an error in the computation of its area. Find and interpret the
1. 1 answer
2. asked by jan
3. 736 views
Two buildings are separated by an alley. From a window 80 feet above the ground in one of the buildings, it can be observed that
1. 1 answer
2. asked by George
3. 736 views
Question 6) Oil and gas exploration companies find new underground deposits by measuring (with incredible precision) the value
1. 0 answers
2. asked by katie bornia
3. 720 views
0.3975 g of an oxide of divalent metal on reduction with hydrogen gives 0.090 g of water. The atomic weight of metal is:a) 63.5
1. 1 answer
2. asked by Avy
3. 708 views
Below are my answers to the following multiple choice questions, please check and correct me if im wrong, thanks :)1.Manufacturi
1. 3 answers
2. asked by kary
3. 670 views
In a basketball game, Albert made 11 out of 15 free throws and Jake made 10 out of 13 free throws. Who had the greater ratio of
1. 1 answer
2. asked by Sarah
3. 669 views
The explain in one paragraph for each website why you think the website is good for academic work. Structure: Topic sentence 2-3
1. 1 answer
2. asked by Chris
3. 667 views
Weight of an object on the surface is 100N . What will we it's weight a planet whose mass 10times that of earth and radius is 3
1. 1 answer
2. asked by Rani solanki
3. 646 views
one number is 5 more than another number.3 times the greater plus twice the lesser is 30
1. 1 answer
2. asked by Allwyn
3. 635 views
1. How long did it take for him to finish the 200-kilometer course?2. It took 6 hours and 49 minutes. 3. It took him 6 hours and
1. 1 answer
2. asked by rfvv
3. 626 views
1. This is the classroom in which I met her.2. This is the playground at/on/in which I met her. 3. This is the coffee shop at/in
1. 1 answer
2. asked by rfvv
3. 623 views
in a 400ml can of mixed juice, 41% is MAngo Juice, 3205% is pineapple juice and the rest is water. find the volume of Mango,
1. 1 answer
2. asked by maria
3. 618 views
find the equation of the parabola passing through the origin with the turning point (2;-8).help mi.
1. 2 answers
2. asked by Patricia
3. 593 views
You push a 1kg block against a spring with spring constant k = 100 Nmon a horizontal table top. The spring is compressed to 0.2m
1. 1 answer
2. asked by Kevin
3. 586 views
An object of mass m1 is placed on an inclined plane (angle theta above the horizontal) is connected by a string going over a
1. 0 answers
2. asked by Anna
3. 573 views
How many atoms of oxygen, O, are in 0.0595 moles of water?
1. 1 answer
2. asked by Ray
3. 571 views
Mona has scored 94 points in the last six basketball games. If she earns two points per basket, how many baskets at all must she
1. 1 answer
2. asked by Anonymous
3. 567 views
station A and station B apart from rest st station A and acceleration at A constants rate of a=1.2 m.s.suntil the mid point to
1. 2 answers
2. asked by ibra
3. 565 views
station A and station B apart from rest st station A and acceleration at A constants rate of a=1.2 m.s.suntil the mid point to
1. 1 answer
2. asked by Ibrahim
3. 562 views
Express the given sums using sigma notation. 1/2+1/2×3+1/3×4+...1/99×100?
1. 1 answer
2. asked by Girma
3. 553 views
The Men's 400 meter race 5th finisher LESLIE DJHONE from France 45.11/ The Women't 400 meter race 5th place finisher was
1. 1 answer
2. asked by Anonymous
3. 550 views
4. Thomas is at a store buying school clothes. T-shirts are on sale for $13 each and jeans are on sale for $18 each.a) Write an
1. 1 answer
2. asked by Sasha
3. 540 views
Two riders, A and B leave the starting line at the same time. A takes 12 minutes to complete one lap and the B takes 18 minutes.
1. 1 answer
2. asked by Anonymous
3. 540 views
what's the significance of the poet's structure and style choice in the poem Dover Beach?
1. 0 answers
2. asked by Andrea
3. 531 views
I'm thinking of a number.When I multiply it by 6 and subtract 30, the answer is 78 What is Noah's number?
1. 1 answer
2. asked by Ali
3. 529 views
John was jogging at a rate of 5mph and he has a one half mile start on Sue who jogs at 7 mph. In how many minutes will it take
1. 1 answer
2. asked by Donna
3. 529 views
1. Did you know? + Where did he go?2. Did you know where he went? 3. Did you know where he had gone? (Which one is similat to
1. 1 answer
2. asked by rfvv
3. 527 views
Find the first term (a) of ago sequince in which the common ratio is 2 and sum of the first 10 terms are 93
1. 2 answers
2. asked by nasra
3. 525 views
an industry representative claims that 30 percent of all satellite dish owners subscribe to at least one premium movie channels.
1. 0 answers
2. asked by Emma
3. 522 views
Write 360 as powers of its prime factors
1. 1 answer
2. asked by Anonymous
3. 521 views
assuming the earth to be a sphere of uniform density,what will be the value of g in a mine 100th below the earth surface.Given
1. 1 answer
2. asked by Aditya
3. 518 views
How many vertices are in a polyhedron if there are 7faces 1 hexagon and 6 triangles
1. 1 answer
2. asked by Tash
3. 518 views
How do you prepare 1000ml of 0.1M from solid NaOH from NaOH pellets?
1. 1 answer
2. asked by Peterh
3. 513 views
Point B is 5.0 KM east of Point A. A cyclist leaves A and goes 3.0 km in a direction of 30 degrees to the north of eastA. in
1. 1 answer
2. asked by Anna
3. 512 views
2.6(m+1.9)=6.5Solving equations involving distributing property
1. 2 answers
2. asked by Wossum
3. 512 views
A bus leaves Town A on Saturday night and is supposed to arrive at Town B at 08:17 am on Sunday morning. If the estimated
1. 1 answer
2. asked by Lin
3. 501 views
Dongdo and Seodo are 151 meters away from each other.................................. 1. 151: one hundred and fifty-one 2. 151:
1. 1 answer
2. asked by rfvv
3. 496 views
A dice rolling just onceWhat is probability of given the face is odd, it is a 1?
1. 1 answer
2. asked by Rashad Suleymanli
3. 489 views
lim as x --> infinity( 4x + (3 / x^2) ) My work: (4x^3 / x^2) + (3 / x^2) (4x^3 + 3) / x^2 degree of top > degree of bottom No
1. 2 answers
2. asked by Paige
3. 486 views
a sticker costs 15 cents, and a packet of similiar stickers cost $1. clement buys 37 stickers. what is the least amount of money
1. 1 answer
2. asked by Anonymous
3. 482 views
A farmer has only pigs and chickens. When she stands on her porch and surveys her stock, she sees 22 heads and 52 legs. How many
1. 1 answer
2. asked by Anonymous
3. 479 views
A 5.35 kg steel block is spun around a motor at 36.5 rpm. The angular acceleration of the block is -2.14 rads/s^2 and it takes
1. 1 answer
2. asked by charlie
3. 479 views
If the systolic blood pressure is 120mmHg, what is the pressure in lb/in^2 and in pascals?
1. 0 answers
2. asked by Manilyn
3. 464 views
When 26.16 g of iron is heated in the presence of excess chlorine gas, they will react to form 76.08 g of a compound called
1. 1 answer
2. asked by Josh
3. 464 views
What are the 4 spatial types in art?
1. 1 answer
2. asked by Joffrey
3. 461 views
The sum of 9 and a certain number is 2 whole number 1 over 4 times the original number. Find the number
1. 2 answers
2. asked by value
3. 460 views
1. In 1963, how many percent of the skaters finished the race?2. In 1963, how many percents of the skaters finished the race? 3.
1. 1 answer
2. asked by rfvv
3. 460 views
Before electricity, nights in towns and fields were often times pitch black, except when there was a full moon. How many times
1. 1 answer
2. asked by Dip
3. 459 views
1. Only a part of story is true.2. Only part of the story is true. 3. Dokdo was first recorded as part of Korea in the 500s. 4.
1. 1 answer
2. asked by rfvv
3. 459 views

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