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Questions Asked on October 3, 2014

Nitrogen dioxide decomposes on heating according to the following equation2NO2 (g) ↔ 2NO (g) + O2 (g) When 4 mole of nitrogen
1. 7 answers
2. asked by Shahab Mirza
3. 6,059 views
If we take 2.2 grams of CO2, 6.02 X 1021 atomes of nitrogen and 0.03 gram atoms of sulphar , then the molar ratio of C, N, and O
1. 9 answers
2. asked by Shahab Mirza
3. 5,271 views
Freon-12 is formed as follows:3 CCl4 + 2 SbF3 -> 3 CCl2F2 + 2 SbCl3 150 g tetra chloromethane is combined with 100 g antimony
1. 4 answers
2. asked by Syndra
3. 4,892 views
A crate rests on a flatbed truck which is initially traveling at 17.8 m/s on a level road. The driver applies the brakes and the
1. 3 answers
2. asked by confused
3. 4,518 views
How old do you have to be to sell tobacco at Walgreens?
1. 1 answer
2. asked by Hannah
3. 4,402 views
Gaseous methaneCH4 will react with gaseous oxygen O2 to produce gaseous carbon dioxide CO2 and gaseous water H2O . Suppose 0.481
1. 2 answers
2. asked by Dee
3. 4,109 views
jillian's garden, there are 3 rows of carrots, 2 rows of beans and 1 row of peas. there are 8 plants in each row. how many
1. 8 answers
2. asked by Annie
3. 3,848 views
Let y = 4t + 2 be a linear function representing the distance from home for an ant t minutes after starting out from a location
1. 5 answers
2. asked by Anonymous
3. 3,673 views
What does this mean in the Gift of the Magi?While the mistress of the house is gradually subsiding from the first stage to the
1. 1 answer
2. asked by Anonymous
3. 3,662 views
Settlements in America were not sponsored by:London Company Raleigh De Soto Dutch West India Company Its for a friend, 8th grade
1. 12 answers
2. asked by Katt<3Bobby
3. 3,453 views
Give the starting value a, the growth rate r, and the continuous growth rate k.Round the answer for r to two decimal places Q =
1. 1 answer
2. asked by lenny
3. 3,181 views
if p(x)=(x-1)(x+k) and if the line tangent to the graph of p at the point (4,p(4)) is parallel to the line5x-y+6=0, then k=? a.
1. 2 answers
2. asked by Jacke
3. 3,115 views
what concentration of Br- results when 831 mL of 0.747 M HBr is mixed with 611 mL of 0.561 M FeBr2
1. 2 answers
2. asked by squid
3. 3,095 views
Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of satellite A is eighty-two times
1. 1 answer
2. asked by Anon
3. 2,917 views
a.) Write the balanced complete combustion reaction for ethane (C2H6), producing CO2 and water vapour. Make sure to include
1. 3 answers
2. asked by BILLY
3. 2,855 views
Lucas says that since 40x70 and 60x50 both have factors with a total of two zeros, they will both have products with a total of
1. 4 answers
2. asked by Amari
3. 2,801 views
Fun Center rents popcorn machines for $20 per hour. In addition to the hourly charge, there is a rental fee of $32. Is the
1. 5 answers
2. asked by Anonymous
3. 2,746 views
Use Gauss's approach to find the following sums ( do not use formulas). A. 1+2+3+4+...1001B. 1+3+5+7...+99.
1. 1 answer
2. asked by hope
3. 2,687 views
At how many points on the curvey=4x^5-3x^4+15x^2+6 will the line tangent to the curve pass through the origin?
1. 1 answer
2. asked by Rachel
3. 2,664 views
The voltage V across a charged capacitor is given by V(t) = 2e^-0.16t volts, where t is in seconds(A) what is the voltage V(5)
1. 1 answer
2. asked by Picard
3. 2,566 views
a semicircle of radius r=3x is inscribed in a rectangle so that the diameter of the semicircle is the length of the rectangle1.
1. 1 answer
2. asked by morgan
3. 2,565 views
When buying gasoline, you notice that 14 gallons of gasoline is approximately the same as 53 liters. Use this information to
1. 1 answer
2. asked by Sue
3. 2,560 views
It is important to choose simple carbohydrates for breakfast to get you started for your day.True*** False True? Thanks
1. 4 answers
2. asked by Anonymous
3. 2,554 views
Suppose in the figure blow that +1.00 103 J of work is done by the force F with arrow (magnitude = 30.0 N) in moving the
1. 3 answers
2. asked by Anon
3. 2,545 views
The melting point of mercury is -36 degrees fahrenheit and its boiling point is 672 degrees fahrenheit what is the difference
1. 3 answers
2. asked by Sarah
3. 2,497 views
Equal weights of methane and hydrogen are mixed in an empty container at 25 C. the fraction of total pressure exerted by the
1. 7 answers
2. asked by Shahab Mirza
3. 2,426 views
An arrow is aimed horizontally, directly at a target 20.6 meters away. when the arrow is released, it lands 0.095 meters below
1. 1 answer
2. asked by jane
3. 2,222 views
A car is driving on a level highway. It is acted upon by the following forces: a downward gravitational force of 12 kN, an
1. 1 answer
2. asked by HArley
3. 2,006 views
What is the maximum mass of TiCl4 that can be obtained from 79.0 g TiO2, 37.9 g Cl2 and excess carbon? Please show all your
1. 1 answer
2. asked by Wes
3. 1,979 views
8. The gross weight of a package and its contents is 11 pounds 5 ounces. If the packaging weighs 1 pound 15 ounces, what is the
1. 22 answers
2. asked by Sarah
3. 1,912 views
Jose times how long sugar takes to dissolve in warm water. He conducts four trials of his experiment. What should he conclude
1. 2 answers
2. asked by blackveilbridesarmymember
3. 1,899 views
A population grows from 11,000 to 15,000 in three years.Enter your answers to three decimal places. Assuming the growth is
1. 1 answer
2. asked by Serena
3. 1,893 views
in an experiment, 24g of magnesium metal reacts with 73g of hydrogen chloride solution to produce hydrogen gas and 95g of
1. 1 answer
2. asked by Anonymous
3. 1,831 views
1.) describe the primary economic activity for each of the tree colonial regions: The new england colonies, the middle colonies
1. 15 answers
2. asked by Hannah
3. 1,786 views
1.) Suppose that y varies directly as x. If y is 5 when x is 30, the constant of variation is 150. True Or False2.) If w varies
1. 1 answer
2. asked by Anna
3. 1,763 views
1.) 6√24x, for which value of x makes the expression equivalent to 18√24?a.) 3 b.) 9 c.) 12 d.) 18 My answer: C. 2.)
1. 1 answer
2. asked by Penny
3. 1,738 views
1.) contrast the up country and the low country. identifiy three diffrences between the two regions (6 points)2.) describe the
1. 5 answers
2. asked by Hannah
3. 1,620 views
Mrs. Govin is making cakes for the school bake sale. She needs 2 cups of sugar for every cake she makes. Is the number of cakes
1. 4 answers
2. asked by J.B.
3. 1,569 views
Silver chromate may be prepared by the following reaction.2 AgNO3(aq) + K2CrO4(aq)  Ag2CrO4(s) + 2 KNO3(aq) Calculate the
1. 1 answer
2. asked by Cj
3. 1,554 views
a squirrel can run at a speed of 20 miles per hour. How many feet per second is this?
1. 2 answers
2. asked by Jenn
3. 1,525 views
Two cars traveled equal distances in different amounts of time. Car A traveled the distance in 2.4 h, and Car B traveled the
1. 2 answers
2. asked by Destiny
3. 1,523 views
what is the angle of elevation of a 15 foot ladder leaning 12 feet up a building?
1. 1 answer
2. asked by tay
3. 1,518 views
Three forces act on a moving object. One force has a magnitude of 62.6 N and is directed due north. Another has a magnitude of
1. 1 answer
2. asked by dan
3. 1,462 views
A bank account is growing by 4.3 % per year. Find the doubling time.Round your answer to the nearest integer. Can someone
1. 2 answers
2. asked by James
3. 1,356 views
Aluminum oxide is formed by reaction of excess oxygen with aluminum.4 Al(s) + 3 O2(g) -> 2 Al2O3(s) Calculate the mass of
1. 1 answer
2. asked by Cj
3. 1,336 views
A block of mass 50 kg is pulled on a frictionless floor by F=210N directed to 30angle horizontally, If the block moves 3m, find
1. 0 answers
2. asked by Shahab Mirza
3. 1,301 views
f(x, y) = 3y cos x, 0 ¡Ü x ¡Ü 2¦Ðwhat is the saddle point for this?
1. 1 answer
2. asked by sara
3. 1,285 views
The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it,
1. 0 answers
2. asked by Steven
3. 1,213 views
Assume f(x) = -2x + 8 and g(x) = 3x. What is the value of (f + g)(-1)?
1. 1 answer
2. asked by Anonymous
3. 1,202 views
A 21-foot ladder is leaning against a building. The base of the ladder is 7 feet from the base of the building. To the nearest
1. 3 answers
2. asked by TeeKay
3. 1,174 views
What alcohol(s) could be used to produce each of the following compounds?Enter the IUPAC names of the alcohol(s). If there are
1. 0 answers
2. asked by keila
3. 1,162 views
Why did the Jamestown settlement almost fail?Settlers hunted for gold rather than plant crops. The settlement was led by Henry
1. 3 answers
2. asked by Katt<3Bobby
3. 1,150 views
Sue has a total of $4000 to invest in two accounts. one account earns 2% simple interest and the other earns 5% simple interest.
1. 1 answer
2. asked by phil
3. 1,139 views
A plane takes 3 hours to travel 1500 miles with the wind. it can travel only 1380 miles against the wind in the same amount of
1. 1 answer
2. asked by phil
3. 1,127 views
The rotating light on a lighthouse is 400 feet from a cliff. It completes one rotation every 10 seconds. The equation
1. 1 answer
2. asked by Kelly
3. 1,120 views
The drawing below shows a person who, starting from rest at the top of a cliff, swings down at the end of a rope, releases it,
1. 0 answers
2. asked by Steven
3. 1,120 views
What is the acceleration of a car going from 3.0 x 101 km/hr to 1.20 x 102 km/hr in 3.0 x 101 sec?
1. 1 answer
2. asked by Katherine
3. 1,106 views
I don't understand how this statement is true:If AB = BC then B is the midpoint of AC
1. 1 answer
2. asked by Anonymous
3. 1,081 views
What amount of energy is required to melt a 27.4 g piece of ice at 0oC?The heat of fusion of ice = 333 Jg-1 Heat required to
1. 1 answer
2. asked by Jill
3. 1,036 views
Michael's father broughthim a 16-foot board to cut into 11 equal sizes lengths for his shelvesThe saw blade that Michael will
1. 1 answer
2. asked by Joe
3. 1,019 views
2. If a thermometer indicates 40 degrees Celsius, what is the temperature in degrees Fahrenheit?A. 72°F B. 54°F C. 104°F D.
1. 8 answers
2. asked by Sarah
3. 982 views
A car is traveling at 100 km/h, due northwest. The driver puts on the brakes and turns thecorner. Four seconds later, he is
1. 0 answers
2. asked by ash
3. 980 views
Explain the following quote:... it was several weeks before an emigrant from Earth could adapt to it. On the Moon the human body
1. 1 answer
2. asked by Kimmy
3. 974 views
During last night’s basketball game, Lisa Schmidt made 30 points in field goals. A field goal is worth 2 or 3 points.If Lisa
1. 1 answer
2. asked by Cherry
3. 972 views
A 7300-kg satellite has an elliptical orbit, as in the figure. The point on the orbit that is farthest from the earth is called
1. 1 answer
2. asked by Steven
3. 967 views
princess leia is a very good math student. Her average math grade was a 95 on her 15 tests. If Darth Mangham decides to drop her
1. 1 answer
2. asked by paula
3. 953 views
A person pushes a 16.0-kg shopping cart at a constant velocity for a distance of 18.0 m. She pushes in a direction 20.0° below
1. 1 answer
2. asked by Anon
3. 937 views
A 55-kg soccer player jumps vertically upwards and heads the 0.45-kg ball as it is descending vertically with a speed of 29 m/s.
1. 1 answer
2. asked by Courtney
3. 905 views
Potentiometric Acid-Base Titration:The tasks to be performed in Experiment #6 include: A. Preparation of a 0.05 M solution of
1. 1 answer
2. asked by Malik
3. 897 views
Convert Q = 2e^8t to form Q = ab^tRound all calculated values to three decimal places Q= my answer I got 2(2.980.9579)^t I don't
1. 1 answer
2. asked by Tobi
3. 884 views
The current density of an ideal p-n junction under illumination can be described by:J(V)=Jph−J0(e^qV/kT−1) where Jph is the
1. 1 answer
2. asked by qwerty
3. 873 views
route that takes it 12 km [E] of its starting position in 24 min. In another 24 min, the bus turns around and retraces its path
1. 2 answers
2. asked by Han
3. 857 views
Suppose that a crayon weighs the same as a marker. You have a box of crayons, 4 extra crayons, and 20 markers. Let b be the
1. 1 answer
2. asked by william
3. 842 views
What is the maximum mass of TiCl4 that can be obtained from 79.0 g TiO2, 37.9 g Cl2 and excess carbon? Please show all your
1. 1 answer
2. asked by Wes
3. 840 views
Which of the following is the equation of a line parallel to the line y = 3x + 2, passing through the point (10,1)?3x + y = 29
1. 4 answers
2. asked by Anonymous
3. 827 views
Use the Rule of 70 to estimate how long it takes a dollar-sign 7000 investment to double if it grows at the annual rate 7 %.
1. 1 answer
2. asked by James
3. 825 views
A roofer must set up a 40-foot ladder against the side of a house. He sets the ladder so that the distance from the base of the
1. 2 answers
2. asked by TeeKay
3. 813 views
Suppose that y varies inversely as x. If y = 63 when x = 3, the constant of variation is 189. True Or False?
1. 1 answer
2. asked by Laya
3. 797 views
A company will need $35000 in 6 years for a new addition. To meet this goal the company deposits money in an account today that
1. 1 answer
2. asked by hope
3. 791 views
Q-----An appositive is a noun that is placed after another noun in order to tell more about it and its usually set off with
1. 1 answer
2. asked by Pete
3. 785 views
Two satellites, A and B, are in different circular orbits about the earth. The orbital speed of satellite A is eighty-two times
1. 0 answers
2. asked by Steve
3. 773 views
why is burning magnesium an irreversible reaction?
1. 1 answer
2. asked by Alyssa
3. 762 views
Shannon invests $3,000, at 8% interest, compounded quarterly for one year. Use Table 11-1 to calculate the effective interest
1. 2 answers
2. asked by Anonymous
3. 759 views
A golf club strikes a 0.041-kg golf ball in order to launch it from the tee. For simplicity, assume that the average net force
1. 2 answers
2. asked by Anon
3. 757 views
I need help finding the correct formula after finding the doubling time and continuous percentage. I got the doubling time of 24
1. 1 answer
2. asked by Larry
3. 751 views
Light travels at the speed of3.0x10^10 cm/sec. what is the speed of light in feet per hour?I'm not sure on how to start it.
1. 3 answers
2. asked by mike
3. 749 views
Many important metals occur as sulfide, arsenide, and antimonide minerals, especially in the Sudburymineral complex. The first
1. 2 answers
2. asked by digpal rana
3. 747 views
According to the U.S. Census Bureau's most recent data on the marital status of the 242 million Americans aged 15 years and
1. 1 answer
2. asked by Jim
3. 739 views
Decide whether the equation has one solution, no solution or infinitely amount of solutions.1: 2(x - 3) = 2x one none infinitely
1. 2 answers
2. asked by hngh
3. 735 views
What winter sport do you like most?1. I lke curling because it's fun to see players hit big stones. 2. I like bobsledding
1. 1 answer
2. asked by rfvv
3. 721 views
1. Elements – sequence-series outputtingWrite a program that prints the following elements: 1, 3, 5, 7, 9, 11, 13, 15, 17, 19,
1. 0 answers
2. asked by tefo sello
3. 709 views
Use the doubling time to find the continuous percent growth rate and give a formula for the function.Round your answer to two
1. 0 answers
2. asked by Taylpr
3. 709 views
A golf ball is shot from a tee, elevated 20m above the green, with an initial speed of 27m/s at an angle of 50° above
1. 2 answers
2. asked by Hasini
3. 708 views
A car travels along a straight stretch of road.It proceeds for 15.9 mi at 51 mi/h, then 25.3 mi at 41 mi/h, and finally 34.3 mi
1. 2 answers
2. asked by Ben
3. 704 views
Need help on this question..I think it is "a" but not sure.Spanish Friars most likely settled in the Georgia barrier island to:
1. 1 answer
2. asked by Bailee
3. 703 views
Has anyone here read the Gift of the Magi? I want some confirmation on a few parts.
1. 2 answers
2. asked by Anonymous
3. 703 views
Could anyone help me set up this equation? I drew my force body diagram but wasn't sure how to include the downward force (im
1. 2 answers
2. asked by xxhennessy
3. 700 views
Suppose you find chunk of what appears to be gold in the sand at the beach. devise a simple experiment to determine whether or
1. 1 answer
2. asked by anonymous
3. 700 views
Let's assume that solar light reaches a silicon solar cell with an angle of incidence of θi=0o. For simplicity, let's consider
1. 0 answers
2. asked by qwerty
3. 696 views
A 7300-kg satellite has an elliptical orbit, as in the figure. The point on the orbit that is farthest from the earth is called
1. 0 answers
2. asked by Steven
3. 695 views

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