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November 7, 2015
Drawing a least one king when you draw a card from a standard deck 8 times (replacing the card each time you draw, so there are
2 answers
asked by
Ann
6,899 views
Which process of the carbon cycle is responsible for the release of carbon at the power plant, as shown by the arrow?
A.
43 answers
asked by
Ava
4,828 views
Write an equation for the following transformation of y = x: a vertical compression by a factor of 1/2.
Options: y = -1/2x y =
4 answers
asked by
Katarina
4,301 views
Question 1
Calculate the wavelength (in nm) of the red light emitted by a neon sign with a frequency of 4.74 x 1014 Hz. A) 704 nm
2 answers
asked by
Anonymous
4,051 views
A person kicks a rock off a cliff horizontally with a speed of 20.0 m/s. It takes 7.0 seconds to hit the ground, find:
a. height
2 answers
asked by
Anonymous
3,648 views
An electron in the n=7 level of the hydrogen atom relaxes to a lower energy level, emitting light of 2166 nm.
What is the value
2 answers
asked by
Anonymous
3,608 views
Alkaline batteries have the advantage of putting out constant voltage until very nearly the end of their life. How long will an
2 answers
asked by
carolyn
3,518 views
1.Find the length of the hypotenuse of a right triangle with the legs of 9cm and 12cm
A.8 B.21 C.15*** D.225 2.The length of a
13 answers
asked by
Cami
3,273 views
Sara and Jenny can both do flips in the air. The ratio of the number of flips Sara can do to the number of flips Jenny can do is
10 answers
asked by
Katy
3,126 views
A ship fires its guns with a speed of 400 m/s at an angle of 35 with the horizontal.
a. Find the range and maximum altitude. b.
2 answers
asked by
Anonymous
2,886 views
If the bearing of a town y from x is 125. Find the bearing of x from y?
4 answers
asked by
Omolewa
2,209 views
1. Write the ratio in simplest form 50:10
A 25:5********** B 10:2 C 5:1 D 1:5 3. A recipe calls for 4 cups of sugar to make 4
8 answers
asked by
orangygirl
2,076 views
Two workers are sliding 330 kg crate across the floor. One worker pushes forward on the crate with a force of 410 N while the
2 answers
asked by
yahya
2,061 views
Find the Absolute Maximum and Absolute Minimum of f on (0,3].
f(x)=(x^3-4x^2+7x)/x Multiple choice question I know the minimum is
2 answers
asked by
Henry
1,948 views
A right-angled triangled has sides (x+10)cm,(x+2)cm and (x+4). find the value of each side of the triangle.
4 answers
asked by
Odun
1,707 views
1. In which sentence is the word blander used logically?
A. The cook added spices to make the food taste blander B. If you do not
3 answers
asked by
Lucy
1,687 views
how do you write 1/3 as a mixed number? I know it isn't common, but there should be an answer for that
7 answers
asked by
helpme
1,632 views
In a right triangle, the hypotenuse is of fixed length of 15 units, one side is increasing in length by 4 units per second while
1 answer
asked by
Bob
1,626 views
How can you describe the location of magnesium
(Mg, atomic number 12) periodic table? A. nonmetal B. metalloid C. group2, period3
1 answer
asked by
Ava
1,594 views
How do today’s national conventions differ from those of 50 years ago?
4 answers
asked by
Anonymous
1,471 views
A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate
2 answers
asked by
Tim
1,405 views
A room is 14 x 21 ft.It needs to be painted.The ceiling is eight above the floor.There are 2 windows in the room, each one is 3
2 answers
asked by
Leanne
1,361 views
Find the smallest possible integer when divided by either 3,4 or 5 with a remainder of 2.
Don't understand!!
1 answer
asked by
MATHMAN
1,306 views
Play tickets cost $24 for two adults and two children. A child's ticket costs half as much as an adults ticket. Find cost of
5 answers
asked by
Mary
1,282 views
Calculate K at 298 K for the following reactions.
NO(g) + 1/2 O2(g)......> NO2(g) Nog 86.60 No2 g 51 o2.... O I got 6.81 x
0 answers
asked by
Patrick
1,249 views
Identify the following compound from its IR and proton NMR spectra. C5H6O: IR: 3300 (sharp), 2102, 1634 cm–1 NMR: δ 3.10 (1H,
0 answers
asked by
Anonymous
1,180 views
Calculate K at 298 K for the following reactions.
NO(g) + 1/2 O2(g)......> NO2(g) Nog 86.60 No2 g 51 o2.... O I got 6.81 x
0 answers
asked by
Patrick
1,145 views
A father is now three times as old as his son, twelve years ago he was six times as old as his son. how old are the son and the
2 answers
asked by
prosofyna
1,103 views
Problem 10-32 Project Evaluation [LO1]
Aria Acoustics, Inc. (AAI), projects unit sales for a new seven-octave voice emulation
1 answer
asked by
Thomas
1,032 views
Gf of H2CO3 = -616.1 KJ/mol
Gf of H20 = -237.1 KJ/mol Gf of CO2 = - 394.4 KJ/mol 3. A. Carbon dioxide dissolves in water to form
0 answers
asked by
rashi
1,027 views
Which of the triangles described in the table is a right triangle.
Table Triangle Q, Side 1=25 Side 2=10 Side 3=15. Triangle R,
2 answers
asked by
Cami
1,014 views
I really need you to check these answers for me, I don't know if they're correct, so please check my answers.
Cross out any
3 answers
asked by
Kristopher
997 views
the cost of three pencil and one eraser is #22, while the cost of four pencils and three eraser is #42, find the numbers
1 answer
asked by
prosofyna
994 views
does any know how to draw fence
6 answers
asked by
Emma
982 views
What is the molarity of a solution prepared by placing 7.2 g of glucose in a volumetric flask and adding water to get 250.0 mL
2 answers
asked by
Sara
972 views
Why is it that the preferred stockholders’ equity section of the balance sheet changes only when new shares are sold or
1 answer
asked by
Wachipango
958 views
In A Class Of 60 Students, 30 Offer Physcis And 40 Offer Chemistry,
(a)Use Venn Diagram To Represent This Information (b) How
4 answers
asked by
Ikechukwu
912 views
In the process of respiration, glucose is oxidized completely. In fermentation, O2 is absent, and glucose is broken down into
0 answers
asked by
Judith
900 views
Calculate K at 298 K for the following reactions.
NO(g) + 1/2 O2(g)......> NO2(g) Nog 86.60 No2 g 51 o2.... O I got 6.81 x
0 answers
asked by
Patrick
888 views
Which of the following summarizes Rutherford's model of the atom?
a. Electrons are embedded in a positive region of spherical
2 answers
asked by
Sam
875 views
What is the impurity that must be removed from the benzaldehyde reagent before it can be used in this experiment?
this is from
5 answers
asked by
John
850 views
Given two liters of 0.496M KCl describe how you would use this solution to prepare 250.0 ml of 0.175M KCl.
0 answers
asked by
julie
841 views
A lorry travels at 50 km/h. Given that the diameter of its wheel is 88 cm,find how many revolutions per minute the wheel is
1 answer
asked by
Bushra
817 views
A heart defibrillator passes 10.0 A through a patient’s torso for 5.00 ms in an attempt to restore normal beating. Find the
0 answers
asked by
carolyn
811 views
A 22 kg child is riding a playground merry-go-round that makes 40 revolutions in 60 seconds. Determine the magnitude of force
0 answers
asked by
edson
804 views
Nicole makes a keychain by using yellow, red and green beads. The number of red beads used is more than twice the number of
2 answers
asked by
FRANCIS
800 views
An escalator in a department store moves down at the rate of 64 steps per minute. Julie can walk fast up ordinary steps at the
2 answers
asked by
maos
777 views
two sprinters runs the same race of 100m. One runs at a speed of 10m/s and the other runs at the speed of 8m/s. by what time
1 answer
asked by
Rocky
755 views
Please check to see if I did this correctly. This is a 2 part math problem.
1. Janelle has d dimes and n nickles. Her sister has
1 answer
asked by
Paul
744 views
Greg is paid double- time for each hour worked over 45 hours in a week. Last week he worked 53 hours and earned $732. What is
1 answer
asked by
Antonio
742 views
Styrene is produced by catalytic dehydrogenation of ethyl- benzene at high temperature in the presence of superheated steam. (a)
1 answer
asked by
Dalton
739 views
Compare the IR spectrum of benzoin ) with the IR spectrum of benzil . Explain how the changes in the important peaks are related
0 answers
asked by
John
733 views
Let f(x)= abs of negative abs of x + pi/2 close abs and g(x)= abs of cosx.
the wording might be confusing so here is another
3 answers
asked by
Anonymous
729 views
Brooke received her bank statement on March 7, showing a balance of $2,668.02. The balance shown in her checkbook was $2,256.20.
0 answers
asked by
Anonymous
727 views
A frequency distribution is obtained by
A. listing the values in sets of data individually. B. taking the difference between the
1 answer
asked by
Debbie
705 views
A 22 kg child is riding a playground merry-go-round that makes 40 revolutions in 60 seconds. Determine the magnitude of force
0 answers
asked by
edson
704 views
Magnesia (MgO(s)) is used for fire brick, crucibles and furnace linings because of its high melting point. It is produced by
0 answers
asked by
Kyson
700 views
the sum of two numbers is 17, the difference between the larger number and three times the smaller is 4, find the numbers!
2 answers
asked by
prosofyna
692 views
The following rational function describes blood concentration of a certain drug taken via IV over time, find
a. the horizontal or
2 answers
asked by
Jay
692 views
A bag contains 5 purple marbles, 7 yellow marbles, and 3 orange marbles. If two marbles are selected from the bag:
What is the
1 answer
asked by
Kate
686 views
"You might not need it. But can you live without it?" What literary device is used in this sentence? Thanks!
2 answers
asked by
Samer Madieh
668 views
Lunar astronauts placed a reflector on the Moon’s surface, off which a laser beam is periodically reflected. The distance to
1 answer
asked by
carolyn
661 views
The prompt to this formal essay I have to write is : How do Thoreau in "Civil Disobedience", Gandhi in "On The Eve of Historic
5 answers
asked by
Sophia
655 views
The volume of a triangular prism is 12cubic cm .atriangular face has base b and height h. The length of the prism is l. Find
1 answer
asked by
Jalal
648 views
How many moles of H2O are needed to react with 15.0g of CaO forming Ca (OH)2
CaO + H2O --> Ca (OH)2
1 answer
asked by
brit
642 views
The Ksp of mercury(II) hydroxide, Hg(OH)2, is 3.60 × 10-26. Calculate the solubility of this compound in g/L.
Gf of H2CO3 =
0 answers
asked by
rashi
633 views
A man have a fourth of his life a boy, a fifth as a young man and a third as an adult.Then he spent 13 years in his old age.How
2 answers
asked by
Aminu
631 views
A submarine descends from sea level to the entrance of an underwater cave. The elevation of the entrance is -120 feet. The rate
1 answer
asked by
Tim
627 views
June wishes to make a deposit. She has these bills: 41 ones, 7 fives, 3 tens, and 2 twenties. She has 8 nickels, 7 dimes, and 22
1 answer
asked by
Anonymous
626 views
A closed box in the shape of a cuboid has dimensions x cm, y cm and 5 cm.
The volume of the box is 40 cm^3 and the external
1 answer
asked by
Anonymous
621 views
If four times the square of a positive number is added to the product of -29 and the number, the result is 63. Find the number
2 answers
asked by
Sara
607 views
What is minimum value of e^2x+ e^-2x
Thx
1 answer
asked by
celina
599 views
Hello. I will highly appreciate some help.
Please check the sentences (whether they are natural and grammatically correct): 1)
1 answer
asked by
Nalmi
590 views
I am completely lost in working this problem.
1. The total operating avenues of a public transportation authority are$100 million
0 answers
asked by
Dee
581 views
A box 48 cm by 48 cm by 36 cm high is made of wood .5 cm thick. If the box has no lid, find the volume of wood used in making
2 answers
asked by
Anonymous
578 views
How did the discovery of the electron change the atomic model?
A.It disapproved the earlier idea of an invisible atom. B. It
1 answer
asked by
Lea
573 views
A particle moves along the path y=x^3+3x+1 where units are in centimetres.If the horizontal velocity Vx is constant at
1 answer
asked by
Candice
562 views
Lily bought 3 quarts of soda to make punch for a party. If she had 3 pints left over, how much did she use?
1 answer
asked by
Theresa
556 views
the speed of train is reduced from 60km/h at the same time as it travel a distance of 450m if retardation is uniform find how
1 answer
asked by
tarique
556 views
1. At the age of nine years old, he became too sick.
2. At the age of nine years, he became too sick. 3. At the age of nine, he
1 answer
asked by
rfvv
549 views
Hello again.
Dear Ms.Sue, thank you for your answers. I would be very grateful if you helped me again. 1) Do you think it's
1 answer
asked by
Nalmi
548 views
I really need someone to check my answers so please check.
1.) Hurry down the hall for your next meeting. Phrase: down the hall
3 answers
asked by
Katrina
548 views
Individuality, which leads to becoming a social outcast, is expressed specifically within these two films “Edward
7 answers
asked by
Anonymous
547 views
although the two candidates differed in their political ideologies the election of 1840 remained relatively civil and polite.
2 answers
asked by
sk
539 views
There are some frogs and some lily pads at a pond. If lily pads with frogs on them have two frogs each, then there are 3 lily
1 answer
asked by
maos
534 views
Scatter plots and least square lines.
The number of home runs hit by a player. 1990 1991 92 93 94 95 96 97 98 99 39. 22. 42 9. 9.
0 answers
asked by
dad
528 views
For the problem below, the simple way to get answer would be 10*-12=-120. But how to write it as an Inequality Expression?
---A
0 answers
asked by
Tim
521 views
What is the purpose of adding NaOH ot the reaction?
This is the from our Benzil Lab.
1 answer
asked by
John
517 views
Tom and Burt are to take turns removing either 1 or 2 marbles from a circle. There are 7 marbles. The person selecting the last
1 answer
asked by
MATHMAN
513 views
The propeller blades of an airplane are 2.4 m long. The plane is getting ready for takeoff, and the propeller starts turning
0 answers
asked by
John
513 views
At what federal level do we have term limits?
1 answer
asked by
Anonymous
499 views
suppose a sphere container of radius R=10 cm is fulled to a height of h=2 cm with a magic potion of density p=12g/mm^3. If the
1 answer
asked by
Anonymous
495 views
HMS actually invested $100,000 5 years ago at a7.5 percent annual interest rate. If he invests an additional $1,500 a year at
1 answer
asked by
Wachipango
490 views
Total current assets (CA) $20,000
Accounts receivable (AR) $10,000 Current liabilities (CL) $11,000 Inventory (INV) $4,000 Net
0 answers
asked by
Debbie
486 views
Calculate net force when mass =2000kg, uniform velocity =60kg/hr
1 answer
asked by
karan
485 views
From a point on a straight road, 2 cars are driven in opposite direction. One care at 69 miles per hour and the other at 27
1 answer
asked by
andrea
485 views
Evaluate the integral. (Remember to use ln(|u|) where appropriate.)
cot^3(3x) dx
1 answer
asked by
Anonymous
481 views
Describe Economic service and
types
1 answer
asked by
prosofyna
479 views
We thought that it was a bear. We were scared. Then, it turned around. It wasn't bear!
--------------------- In the last
1 answer
asked by
rfvv
469 views
Can you please answer me that question in order of operation :
4 to The 3 power Times 2 plus 145 minus 9 . I think the answer is
1 answer
asked by
Saman
461 views
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