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Questions Asked on October 5, 2012

1.Which of these numbers can be classified as both real and irrational? 5.858585858 63.4 square root 21 square root 36 2. Which
1. 91 answers
2. asked by Delilah
3. 16,002 views
Write the complete ionic equation for Cu(NO3(aq)+K2S(aq)and namd write the formula for the spectator ions in this reaction? This
1. 3 answers
2. asked by Amanda
3. 7,705 views
You are in a mountain range with atmospheric air pressure of 520 , and you wish to boil some eggs. What is the approximate
1. 4 answers
2. asked by Sydney
3. 6,656 views
What two conditions necessary for molecules to be polar? Her's my answer pls check.First, at least one covalent bond in the
1. 1 answer
2. asked by shay
3. 5,679 views
It asks:For each of the following atomic numbers, use the periodic table to write the formula (including the charge) for the
1. 3 answers
2. asked by Kaleen P
3. 4,753 views
The sum of two positive numbers is 90. Find a function that models their product P in terms of x, one of the numbers.
1. 1 answer
2. asked by monic
3. 3,429 views
The reaction2Na+ + 2Cl− ! 2Na + Cl2 is indicative of ? cell; the sign of the anode is ? ; and ? forms at the cathode. 1. an
1. 2 answers
2. asked by cheri
3. 3,033 views
A piece plywood 24 inches wide is cut into strips 2 and a half inches wide, how many strips of this with can be cut. Please
1. 2 answers
2. asked by Barry
3. 2,955 views
Acrylonitrile (c3H3N ) is the starting material for many synthetic carpets and fabrics. It is produced by the?following
1. 1 answer
2. asked by maz
3. 2,896 views
According to the author,a. the interpretation of a work of art is objective. b. a work of art may fall into more than one theme.
1. 1 answer
2. asked by elizabeth
3. 2,830 views
Potassium permanganate (KMnO4) solutions are used for the determination of iron in samples of unknown concentration. As a
1. 5 answers
2. asked by Anonymous
3. 2,702 views
A poster is 12 inches longer than it is wide. Find a function that models its area A in terms of its width w.
1. 1 answer
2. asked by monic
3. 2,699 views
If motion of a particle of mass (m) is given by y=ut+1/2gt^2 (square).find force acting on it
1. 4 answers
2. asked by an
3. 2,669 views
A circular arc has measure 22ft and is intercepted by a central angle of 27 degrees . Find the radius of the circle.
1. 1 answer
2. asked by mavis
3. 2,640 views
The height of a cylinder is three times its radius. Find a function that models the volume V of the cylinder in terms of its
1. 1 answer
2. asked by monic
3. 2,634 views
When will hydrogen bonding occur?Give an example of liquid other than H2O in which this type of force is important.In order for
1. 2 answers
2. asked by tracy
3. 2,383 views
how long will it take a 1750-watts motor to a lift a 285-kg piano to a sixth storey window 1.6 meters above
1. 1 answer
2. asked by kyla
3. 2,378 views
A 2000 kg car is slowed down uniformly from 18.0 m/s to 5.00 m/s in 4.20 s. (a) What average total force acted on the car during
1. 1 answer
2. asked by Dee
3. 2,373 views
A right triangle has one leg four times as long as the other. Find a function that models its perimeter P in terms of the length
1. 1 answer
2. asked by monic
3. 2,327 views
The formulas for ethane, ethene and ethyne are C2H6, C2H4, and C2H2 respectively. Rank this chemicals 1,2,3(highest)in terms of
1. 1 answer
2. asked by Lea
3. 2,170 views
A rectangle has an area of 15 m2. Find a function that models its perimeter P in terms of the length x of one of its sides.
1. 1 answer
2. asked by monic
3. 2,168 views
if 27 grams of ice at 0 degrees celsius is added to 123 grams of water at 100 degrees celsius in an insulated container,
1. 1 answer
2. asked by Gabriel
3. 1,865 views
2. The interest on $6,000 at 6 percent compounded semiannually for 8 years is: (Use table in the handbook) (Points : 1)
1. 2 answers
2. asked by Tanisha
3. 1,716 views
Sodium thiosulfate, Na2S2O3, is used as a fixer in photographic film developing. The amount of Na2S2O3 in a solution can be
1. 2 answers
2. asked by Anonymous
3. 1,671 views
A saturated solution of which of the follow-ing substances in water would be the best conductor of electricity? 1. CH4 2. Hg2Cl2
1. 1 answer
2. asked by cheri
3. 1,667 views
An airplane flies from Boston to San Francisco (a distance of 5000 km) in the morning, then immediately returns to Boston. The
1. 1 answer
2. asked by Garcia
3. 1,661 views
How many sodium ions are present in 325 mL of 0.850 M Na2SO4?
1. 1 answer
2. asked by Anonymous
3. 1,648 views
7. By using the table in the handbook, the present value of $12,000 for six years compounded at 6 percent semiannually is:
1. 2 answers
2. asked by Tanisha
3. 1,618 views
Sodium, potassium, and rubidium are good1. oxidizing agents. 2. reducing agents. 3. bases.
1. 2 answers
2. asked by cheri
3. 1,572 views
To demonstrate standing waves, one end of a string is attached to a tuning fork with frequency 120 Hz. The other end of the
1. 1 answer
2. asked by AJ
3. 1,556 views
Find dy/dx in terms of x and y if arcsin(x^5y)=xy^5.
1. 1 answer
2. asked by Mike
3. 1,525 views
A sample of an unknown biochemical compound is found to have a percent composition of 55.03 percent carbon, 5.54 percent
1. 1 answer
2. asked by Melinda
3. 1,514 views
Portland cement contains some SiO2. Calculate the mass percent composition of silicon in this compound.
1. 2 answers
2. asked by Jenny
3. 1,497 views
I did this for chemistry. Are the examples and grammar correct? THANK YOU SO MUCH TO WHOEVER ACTUALLY TAKES THE TIME TO READ
1. 2 answers
2. asked by Bryce
3. 1,477 views
what is the average length of a single cell in micrometers?a)2,000um b)100um 3)10um 4)200um
1. 1 answer
2. asked by katie
3. 1,439 views
we're given the equation:C6H6(l)+Br2(l) --> C6H5Br(l)+HBr(g) you need to prepare 50.0g pf bromobenzene and you expect no more
1. 1 answer
2. asked by Alisha
3. 1,423 views
A 100.0 mL aliquot of 0.200 M aqueous potassium hydroxide is mixed with 100.0 mL of 0.200 mL of 0.200 M aqueous magnesium
1. 1 answer
2. asked by Stephanie
3. 1,403 views
Calcium hydride reacts with a vast excess of water to form calcium hydroxide and hydrogen gas. (See the periodic table.)(a)
1. 1 answer
2. asked by rebekah
3. 1,375 views
In a titration of 35.00 mL of 0.737 M S, __________ mL of a 0.827 M KOH solution is required for neutralization.
1. 2 answers
2. asked by Charlie
3. 1,374 views
Chlorine, bromine, and iodine are good1. oxidizing agents. 2. reducing agents. 3. bases.
1. 1 answer
2. asked by cheri
3. 1,344 views
write a subtraction problem involving regrouping that has ted reading 304 pages.
1. 4 answers
2. asked by umair
3. 1,313 views
A roller coaster track is designed so that the car travels upside down on a certain portion of the track as shown in the figure
1. 1 answer
2. asked by Garcia
3. 1,298 views
Muriatic acid is the common name of industrial-grade hydrochloric acid (HCl). One of its uses is to clean or etch concrete in
1. 5 answers
2. asked by Amber
3. 1,273 views
So i have to answer questions from my french textbook called on y va! 1and on page 34 theres this article about microbes and 3
1. 2 answers
2. asked by Please Help ;D
3. 1,261 views
Anthracene which contains only Carbon and hydrogen, is an important source of dyes. When 250 mg of anthracene is burned in pure
1. 2 answers
2. asked by Alisha
3. 1,250 views
1. He wants to be a singer in the future.2. He was a lawyer in the past. 3. He is a doctor in the present. 4. He is a doctor at
1. 1 answer
2. asked by rfvv
3. 1,226 views
please tell me if you agree with the following:Which Brand of popcorn hs the least amount of unpooped kernels after 3 minutes.
1. 1 answer
2. asked by lori
3. 1,223 views
The key to using a pedometer to meet the Physical Activity Guidelines for Americans is to _________.A. First set a time goal and
1. 2 answers
2. asked by Madison
3. 1,185 views
the area of a square boxing ring is 484^2. What is the perimeter of the boxing ring?Isn't the answer 121????
1. 5 answers
2. asked by Delilah
3. 1,182 views
a basket of with 12 apples has a mass of 3105 grams. the same basket with 7 apples has a mass of 1,980 grams. each apple has the
1. 1 answer
2. asked by mili
3. 1,170 views
When a spacecraft travels from Earth to the Moon, the gravitational force from Earth initially opposes this journey. Eventually,
1. 1 answer
2. asked by Garcia
3. 1,165 views
A certain computer can perform 105 calculations per second. How many calculations can it perform in 10 seconds?
1. 8 answers
2. asked by Kate
3. 1,156 views
You have to wrap gift boxes for your club project. Each box is 4.5 inches wide, 7 inch long, and 4 inches tall. What size sheet
1. 1 answer
2. asked by Jacob
3. 1,149 views
A jar contains red, blue and yellow marbles.The number of red marbles is ten more than the number of yellow marbles and the
1. 1 answer
2. asked by Nick
3. 1,143 views
Classify the triangle as scalene isoceles or equlateral and as acute, right or obtuse
1. 2 answers
2. asked by Mom
3. 1,119 views
A tire placed on a balancing machine in a service station starts from rest and turns through 4.82 revolutions in 1.48 s before
1. 0 answers
2. asked by Emily
3. 1,106 views
why is two hundredths written as 1.02 and not as 1.2?
1. 1 answer
2. asked by tameka
3. 1,097 views
A 3.39 kg block is placed on top of a 11.8 kgblock. A horizontal force of F = 61.3 N is applied to the 11.8 kg block, and the
1. 0 answers
2. asked by Anonymous
3. 1,093 views
Identify which one of the following sentences is missing punctuation. Please correct the error and explain why the correction is
1. 1 answer
2. asked by cathy
3. 1,074 views
What Did Alfred T Mahan challenges He Faced Growing Up
1. 2 answers
2. asked by Jon B
3. 1,074 views
why do plants grow better under certain lighting conditions than others?
1. 4 answers
2. asked by Lulu
3. 1,064 views
At the top of the Washington monument, a bird drops an acorn into the reflecting pool 169m below. If the acorn has a massof 1.0
1. 1 answer
2. asked by Confused
3. 1,064 views
colorless vinegar added to purple cabbage juice turns pink What is the reason behind and why is it considered a chemical change?
1. 1 answer
2. asked by chemdummy
3. 1,049 views
4. A football player passes the ball. The ball leaves his hand and is caught 1.7 seconds later by a receiver 30 meters away.
1. 1 answer
2. asked by Anonymous
3. 1,043 views
Why Is Alfred T Mahan Important To Us Today?
1. 1 answer
2. asked by Jonathan
3. 1,034 views
Find f(x), if f(2b-1)=6b+2
1. 1 answer
2. asked by Sherina
3. 1,019 views
A 5.20 package slides 1.57 down a long ramp that is inclined at 13.0 below the horizontal. The coefficient of kinetic friction
1. 1 answer
2. asked by Matt
3. 1,016 views
In a voltaic cell, electrons flow from the ?to the ? in the external circuit. 1. cathode; anode 2. products; reactants 3. anode;
1. 1 answer
2. asked by cheri
3. 1,003 views
The volume of a cone is 190 in3. Find a function that models the height h of the cone in terms of its radius r.
1. 1 answer
2. asked by monic
3. 1,003 views
f the US dollar depreciates dramatically relative to the Chinese yuan, what effect would this have on consumers and businesses
1. 0 answers
2. asked by jessica alva
3. 995 views
For an electrochemical reduction process,electrons are 1. taken from solution species at the surface of the cathode. 2. added to
1. 1 answer
2. asked by cheri
3. 991 views
A dockworker applies a constant horizontal force of 90.0Nto a block of ice on a smooth horizontal floor. The frictional force is
1. 1 answer
2. asked by Karina
3. 987 views
A car is equipped with a bumper that is designed to absorb collisions. The bumper is mounted to the car using pieces of flexible
1. 1 answer
2. asked by Vmel
3. 971 views
The Marshmellow man tromps along the streets of New York City with his blue sailor hat on. He tries to climb up a building to
1. 1 answer
2. asked by Confused
3. 964 views
Two concentric circular wire loops in the same plane each carry a current. The larger loop has a current of 8.62 A circulating
1. 1 answer
2. asked by opp
3. 950 views
Two identical 5 kg masses are connected together by a string and a friction less pulley of negligible mass. The coefficient of
1. 0 answers
2. asked by Anonymous
3. 931 views
When two solutions are mixed and a new color is observed, is this color change an indication that a chemical reaction has
1. 1 answer
2. asked by chemdummy
3. 923 views
You have to wrap gift boxes for your club project. Each box is 4.5 inches wide, 7 inch long, and 4 inches tall. What size sheet
1. 1 answer
2. asked by Bryan
3. 904 views
use the inequality -4t-8 is less than or equal to 12a. t is greater than or equal to ? b. t + 4 is greater than or equal to ? c.
1. 1 answer
2. asked by Michelle
3. 898 views
A helicopter is ascending vertically with a speed of 5.20 m/s. At a height of 125 m above the Earth, a package is dropped from a
1. 1 answer
2. asked by Fabian
3. 896 views
What is a poor conductor of electricity?1. mercury 2. molten NaCl 3. copper 4. potassium 5. sulfur
1. 1 answer
2. asked by cheri
3. 894 views
A battery has two electrodes labeled anodeand cathode. Electrons flow from the (anode, cathode) to the (anode, cathode) through
1. 1 answer
2. asked by cheri
3. 870 views
A crate of mass 55.6 kg is being transported on the flatbed of a pickup truck. The coefficient of static friction between the
1. 1 answer
2. asked by Anonymous
3. 861 views
An astronaut drops a golf ball to the surface of the moon from a height of 1.5m. The golf ball has a velocity of 2.24 m/s right
1. 2 answers
2. asked by Confused
3. 853 views
If M and m are particles connected by light inextensible string. M is held at center androtated about horizontal axis as M is in
1. 0 answers
2. asked by Anil
3. 852 views
What is its initial vertical speed? The acceleration of gravity is 9.8 m/s2 and maximum height is 4.7 m ,. Neglect air
1. 1 answer
2. asked by fabio
3. 852 views
Rank C2H6O, C3H8O and C4H^10 O in terms of IMF and explain their structures? neeed heeelppp.thank you
1. 4 answers
2. asked by tracy
3. 831 views
The lowest A on a piano has a frequency of 27.5 Hz.Assume: The tension in the A piano wire (of length 0.51 m) is 305 N, and
1. 0 answers
2. asked by AJ
3. 802 views
A variable-length air column is placed just below a vibrating wire that is fixed at the both ends. The length of air column open
1. 0 answers
2. asked by AJ
3. 783 views
A prisoner that is funny would be what periodic table element?
1. 2 answers
2. asked by ashley
3. 783 views
Very small mercury batteries have been madeand used in a multitude of applications. Why have they been replaced by other kinds
1. 1 answer
2. asked by cheri
3. 780 views
You have to wrap gift boxes for your club project. Each box is 4.5 inches wide, 7 inch long, and 4 inches tall. What size sheet
1. 1 answer
2. asked by Clay
3. 779 views
An arrow is shot vertically upward from the top of a cliff 80 feet tall, with an initial velocity of 64 ft/s, (the acceleration
1. 2 answers
2. asked by Joshua
3. 778 views
solve x^6 - 64 = 0
1. 5 answers
2. asked by Martha
3. 774 views
Tarzan swings on a vine 6.8 m long. The tension in the vine is 1200 N if he's moving at 2.9 m/s when the vine is vertical. What
1. 1 answer
2. asked by Chelsey
3. 764 views
define a variable and write an inequality for each problem.then solve.Nineteen more than a number is less than 42.
1. 1 answer
2. asked by tyneisha
3. 760 views
use the direct and the counterexample methods to show that these arguments are invalid? For the counterexample method, display
1. 1 answer
2. asked by marien
3. 755 views
Two packing crates of masses 7.88 kg and 4.62 kg are connected by a light string that passes over a frictionless pulley as in
1. 1 answer
2. asked by Anonymous
3. 750 views
A brick dropped from a roof hits the ground 3.29 seconds later. How high (in m) was the roof?
1. 2 answers
2. asked by Conner
3. 750 views
A person pushes a 19.5-kg shopping cart at a constant velocity for a distance of 35.6 m on a flat horizontal surface. She pushes
1. 1 answer
2. asked by Anonymous
3. 747 views

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