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2013
May
Questions Asked on
May 14, 2013
1. You mix the letters: S E M I T R O P I C A and L thoroughly. Without looking you draw one letter. Find the probability that
109 answers
asked by
Rebekah
25,688 views
What is the relationship between exercise intensity and calories burned?
0 answers
asked by
Jane
21,047 views
An OPEN box has a square base and a volume of 108 cubic inches and is constructed from a tin sheet. Find the dimensions of the
3 answers
asked by
Jennifer
13,741 views
1)6g+8k-9g+2k(1point)
3g+10k -3g+10k*** 17gk 10k-3 2)-4x+6x^2+5x(1point) 7x^3*** 6x^2+9x 6x^2-9x 6x^2+x 3)a^2+5a-3a^2(1point)
39 answers
asked by
Gabby
12,686 views
What equation can be used to calculate the temperature at midnight if the temperature at 6:00 am is -20°C and it rose by 8°C
0 answers
asked by
Moby
9,772 views
6. What is wrong with the following electron configurations for atoms in their ground states?
a) 1s^2 2s^2 3s^1 b) (Ne) 2s^2 2p^3
1 answer
asked by
tra
5,865 views
Newtons 2nd law
The force of earths gravity is about 10 N downward. Whats the acceleration of a 15kg backpack if lifted with a
8 answers
asked by
Kate
4,917 views
find acute angle A and B satisfying secAcotB-secA-2cotB+2=0
6 answers
asked by
ajit yadav
4,527 views
1. The total power used by humans worldwide is approximately 15 TW (terawatts). Sunlight striking the Earth provides 1.336 kW
2 answers
asked by
tra
4,415 views
an 18-foot ladder leans against the wall of a building. the base of the ladder is 9 feet from the bulding on level ground.how
1 answer
asked by
kirandeep
4,124 views
5. Meals-ready-to-eat (MREs) are military meals that can be heated on a flameless heater. The heat is produced by the following
1 answer
asked by
tra
3,993 views
A juice company decides to test six different brands of juice by comparing each brand with each of the other brands. How many
2 answers
asked by
Anonymous
3,705 views
A graph includes the ordered pair (2,4). Write two different rules that would be possible for this graph. Explain how you found
12 answers
asked by
confused mom
3,190 views
3. When a mixture of 10.0 grams of acetylene (C2H2) and 10.0 grams of oxygen (O2) is ignited, the resulting combustion reaction
1 answer
asked by
tra
3,121 views
a 10-foot ladder is placed against the side of a building as shown i figure i below.the bottom of the ladder is 8 feet from the
3 answers
asked by
kirandeep
3,105 views
In order to maintain homeostasis, human cells must have a higher concentration of sodium ions outside the cell than inside the
6 answers
asked by
Wyatt
3,037 views
To estimate the height of a flagpole, Marci, who is 5 feet tall stands so that her lines of sight to the top and bottom of the
1 answer
asked by
Stan
2,883 views
Is Cl2 + 2e- -> 2Cl- an oxidation half-reaction?
3 answers
asked by
Anonymous
2,714 views
there are n arithmetic means between 5 and 32 such that the ratio between the 3rd and 7th means is 7:13,find the value of n.
2 answers
asked by
Hussain
2,574 views
the productivity of a person at work (on a scale of 0-10) is modeled by a cosine function: 5cos (pie/2t) +5, where t is in
1 answer
asked by
Maria
2,518 views
A cable 20 feet long connects the top of a flagpole to apoint on the ground that is 16 feet from the base of the pole.how tall
2 answers
asked by
kirandeep
2,444 views
Can you provide three distinct mathematical expressions to represent the product of two powers, using any numbers you prefer?
0 answers
asked by
Alex
2,411 views
he index of refraction of crown glass is 1.53 for violet light, and it is 1.51 for red light.
(a) What is the speed of violet
1 answer
asked by
A
2,393 views
0.1 mol of HCl is added to 1 L of water.
What is [H+] and [OH-]?
1 answer
asked by
Krystal
2,375 views
When naval engagements occur they are carried on at such great---------- that the intervention of mist may obscure the
3 answers
asked by
joy
2,239 views
the space shuttle typically orbits 400 km above the earths surface. The earth has a mass of 5.98 * 10^24 kg and a radius of
2 answers
asked by
marie
2,206 views
At the upper surface of the earth's atmosphere, the time-averaged magnitude of the Poynting vector is referred to as the solar
2 answers
asked by
Rohan
2,108 views
From midnight to 6:00 am, the temperature rose 8°C. At 6:00 am, the temperature was –20°C. What was the temperature at
8 answers
asked by
Moby
2,046 views
By what percent is a 100-watt light bulb brighter than a 60-watt light bulb? Round to the nearest tenth.
40/60 = 2/3 = 2 ÷ 3 =
2 answers
asked by
Ann
1,733 views
What is The ratio of w's to consonants in this sentence?
Wes and Willow went walking.
3 answers
asked by
Anonymous
1,727 views
We have an important chemsitry test due and I want to make sure that I do not mess up on my algebra. I am dealing with the
6 answers
asked by
Yasemine
1,722 views
Phosgene (COCl2) is a poisonous gas that dissociates at high temperature into two other poisonous gases, carbon monoxide and
1 answer
asked by
scilover
1,715 views
How many grams of gas are present in a sample that has a molar mass of 70 g/mol and occupies a 2 L container at 117 kPa and
2 answers
asked by
Dori
1,550 views
Consider the following eqution
x2 + 4y2 + 9z2 = 14x + 28y+42z + 147 Then the value of x+2y+3z is
1 answer
asked by
Anonymous
1,514 views
Newtons second law
What net force acting on a 14kg wagon produces an acceleration of 1.5 m/s^2?
2 answers
asked by
Kate
1,463 views
An apprentice Carpenter has designed a wooden coffee table. he expects to sell 25 such tables for 95$ each at an upcoming
1 answer
asked by
lola
1,433 views
A 211 g sample of barium carbonate, BaCO3,
reacts with a solution of nitric acid to give bar- ium nitrate, carbon dioxide and
1 answer
asked by
myrtle
1,413 views
A steel rod of length 1m is heated from 25°c to 75°c keeping its length constant.The longitudinal strain developed in the rod
1 answer
asked by
duke
1,407 views
Assume you want to accumulate $125,000 for a long-range goal in 40 years. You have two choices. Plan A is an account with annual
2 answers
asked by
emma
1,394 views
A roller coaster has a mass of 425 kg. It sits at the top of a hill with height 66 m. If it drops from this hill, how fast is it
4 answers
asked by
Robin
1,388 views
A 27 kg gun is standing on a frictionless sur-
face. The gun fires a 56 g bullet with a muzzle velocity of 314 m/s. The positive
0 answers
asked by
Anonymous
1,366 views
Samir had prepared the problem tests for Stages 1 to 5 of Geometry and Combinatorics for next week but forgot to label which
0 answers
asked by
Mathslover
1,360 views
5)Find the degree of -5w-4w^2+7w+16(1point)
-5 16 14*** 3 Ok I put stars next to my answer though I'm not sure if I'm correct..
1 answer
asked by
Gabby
1,344 views
Evaluate gcd(19!+19,20!+19).
Details and assumptions The number n!, read as n factorial, is equal to the product of all positive
3 answers
asked by
Mathslover
1,323 views
B. A soft-drink vending machine is supposed to pour 8 ounces of the drink into a paper cup. However, the actual amount poured
4 answers
asked by
DON
1,323 views
4. A 35.0 mL sample of 1.00 M KBr and a 60.0-mL sample of 0.600 M KBr are mixed. The solution is then heated to evaporate water
2 answers
asked by
tra
1,319 views
SD TRUSS PROBLEM WITH THE METHOD OF JOINTS
The truss structure ABCD is loaded with a concentrated force P = 2 kN applied at a
16 answers
asked by
helpless
1,231 views
How do I write case logic pseudocode and visual logic nested if-then-else flow charts for atm check balances, making remote
1 answer
asked by
Ryan
1,210 views
Is Cl2 + 2e- -> 2Cl- an oxidation half-reaction?
1 answer
asked by
Anonymous
1,206 views
__________ definitions are made up of the set of associations implied by a word in addition to its literal meaning.
A.
2 answers
asked by
cbaby
1,190 views
25. Edith earns an annual gross salary of $17,500. She has 28% of her gross salary withheld for taxes and other deductions. What
1 answer
asked by
Noelle
1,179 views
Find the area of the minor segment in a circle with radius 6.2 cm and subtending an angle of 135 degrees at the centre.
0 answers
asked by
Lisha
1,172 views
The organization of policing has both bureaucratic and __________ characteristics.
A. chaotic B. civilian C. military D.
1 answer
asked by
Amy
1,166 views
Why was the South so much less industrial than the North?
1 answer
asked by
Anonymous
1,135 views
A diamond's index of refraction for red light, 656 nm, is 2.410, while that for blue light, 434 nm, is 2.450. Suppose white
0 answers
asked by
A
1,123 views
List three different ways to write 5^11 as the product of two powers. Explain why all three of your expressions are equal to
4 answers
asked by
Gabby
1,123 views
balance the net ionic equation for the overall reaction.
Pt | Fe2+(aq), Fe3+(aq) || I-(aq) | AgI(s) | Ag(s) a) Fe3+(aq) + Ag(s) +
1 answer
asked by
Lana
1,121 views
Rewrite this expression using the distributive property. 4 x (8 + m)
1 answer
asked by
Anonymous
1,114 views
1. __________ are the largest and most visible segment of the criminal justice system.
A. The police B. Court clerks C. The
1 answer
asked by
Amy
1,106 views
The ages of a group of 50 women are approximately normally distributed with a mean of 48 years and a standard deviation of 5
0 answers
asked by
Silvia
1,105 views
Find the largest number of real numbers x1,...,xn such that for all i≠j, |xi−xj|>1/100(1+xi xj).
0 answers
asked by
Nilesh P.
1,103 views
• a room that would facilitate team interaction. How would this room look?
• How would the room be arranged? • What would
1 answer
asked by
MARY
1,098 views
The reaction of chlorine gas with solid phosphorus (P4) produces solid phosphorus pentachloride. When 63.5 g chlorine reacts
2 answers
asked by
Robin
1,079 views
A women has a ladder that is 13 feet long.if she sets the base of the ladder on level ground 5 feet from the side of a house,how
1 answer
asked by
kirandeep
1,069 views
The convex lens of a copy machine has a focal length of 22.0 cm. A letter to be copied is placed 37.0 cm from the lens.
(a) How
1 answer
asked by
A
1,069 views
Find the amount in each case.
8% is 56 kg.
1 answer
asked by
Lana
1,061 views
1. (9m+6)+(-5m-6)
my answer: 4m 2. (3r^2+7r+1)+(4r^2-8r-2) my answer: 7r^2-r-1 3. (6h-1)-(9h+4) my answer: -3h-3 4.
6 answers
asked by
Gabby
1,056 views
A beam of light strikes the flat, glass side of a water-filled aquarium at an angle of 37.5° to the normal. For glass, n =
0 answers
asked by
A
1,052 views
(1) Brenda would have liked to have taken her vacation at the beach. (2) However, the weather forecast on the television called
1 answer
asked by
NANA
1,051 views
If the mass of a plane is 2,500 kg and the net force on it is 14,000 N, what is the plane's acceleration?
3 answers
asked by
Annabeth
1,047 views
An attack helicopter is equipped with a 20-
mm cannon that fires 61.6 g shells in the forward direction with a muzzle speed of
0 answers
asked by
Anonymous
1,044 views
A major leaugue baseball player hits a ball 3 feet above the ground with a velocity of 103 feet per secon in the direction of a
1 answer
asked by
Chris
1,035 views
What is the magnitude of the electrostatic force on a +5 C harge 1.75 m to the left of a -2.5 C Charge? (show your work)
1 answer
asked by
Mandy
1,034 views
Detectives more typically focus their energies on homicide and cases, as opposed to burglary and robbery cases, because:
A. there
1 answer
asked by
Amy
1,022 views
Two angles of triangle are pie/6 and 2pie/3 radians. What is the measure of the third angle in degrees?
1 answer
asked by
Lisha
1,013 views
How did Carnegie's company break the union at the Homestead mills?
1 answer
asked by
Anonymous
1,012 views
A major leaugue baseball player hits a ball 3 feet above the ground with a velocity of 103 feet per second in the direction of a
1 answer
asked by
Chris
1,011 views
Which of the trends started by railroads are still part of the modern business world?
8 answers
asked by
Anonymous
999 views
JOhn had prepared the problem sets for Levels 1 to 5 of Geometry and Combinatorics for next month but forgot to label which set
1 answer
asked by
intermediate player PLEASE HELP
988 views
an enemy spaceship is moving toward your starfighter with a speed of 0.4c, as measured in your reference frame. The enemy ship
1 answer
asked by
yanis
987 views
How was the South so much industrial than the North?
2 answers
asked by
Anonymous
976 views
Logan Academy students take part in four field trips during the school year. They visit a library, a museum, a park, and a zoo.
2 answers
asked by
BRYAN
921 views
A rectangular flower garden is surrounded by a grass border.
the grass border is 5 meters wide on all sides of the flower garden
1 answer
asked by
Herman
913 views
The spread of the factory system resulted in: A. an increase in home production
B. increased exports of British cotton good C.
1 answer
asked by
Erin
910 views
Clark invested $20000 cash in her business
1 answer
asked by
Ranak_hasan
893 views
The scientific binomial name of a species is Canis vulpis. Which of the following is true? A. The species belongs in the family
0 answers
asked by
Linda
890 views
What happened to unions after the protest at Haymarket Square?
My answer: Afterward, the Chicago police arrested hundreds of
5 answers
asked by
Anonymous
862 views
one-half of a number is 8 less than two-thirds of the number.
write algebraic equation: the sum of x and 8 is 15 write algebraic
2 answers
asked by
ji
854 views
Solution A is 60% alcohol and Solution B is 30% alcohol. How much of each is needed to make 30 gallons of a solution that is 40%
1 answer
asked by
Thomas
849 views
How many grams of barium nitrate is needed to form a solution with 5.00 mass% Ba (NO3)2 in 400 grams of water.
1 answer
asked by
Vicki
844 views
1.) What is the Magnitude of the electrostatic force on a +5 C charge 1.75 m to the left of a -2.5 C charge? (show your work)
2.)
1 answer
asked by
Todd
840 views
An advertising agency conducted a survey and found that the number of units sold, N, is related to the amount a spent on
4 answers
asked by
Jim
830 views
Judy frog brings 6 socks on a trip. one third of the socks are red. the rest are green. how maby socks are red? how many are
2 answers
asked by
Miyana
827 views
A person takes a trip, driving with a constant speed of 92.5 km/h except for a 20.0 min rest stop. If the person's average speed
1 answer
asked by
bob
825 views
A 27 kg gun is standing on a frictionless sur-
face. The gun fires a 56 g bullet with a muzzle velocity of 314 m/s. The positive
0 answers
asked by
Anonymous
814 views
what is the area of a circle with a circumference of 43.98226in.?
1 answer
asked by
Gabriela Lucas
801 views
Once the _______ checkpoint is passed in the cell cycles, the cell is committed to division
0 answers
asked by
Anonymous
798 views
Need help on the question below.
On our hike, the rain (fell steady or fell steadily) for more than an hour. Thanks...
1 answer
asked by
Brandi
793 views
5x+6y=37
2x-3y=-4
2 answers
asked by
chan
784 views
The marginal cost for a product is given by dC/dq = 1000/sqrt3q+20, in hundreds of dollars, where q is given in thousands of
0 answers
asked by
Grant
778 views
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